KOSS / Koss Corporation - تصريحات هيئة الأوراق المالية والبورصات، التقرير السنوي، بيان الوكيل

شركة كوس
US ˙ NasdaqCM ˙ US5006921085

الإحصائيات الأساسية
CIK 56701
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to Koss Corporation
SEC Filings (Chronological Order)
توفر هذه الصفحة قائمة كاملة ومرتبة ترتيبًا زمنيًا لتصريحات هيئة الأوراق المالية والبورصات، باستثناء تصريحات الملكية التي نقدمها في مكان آخر.
August 29, 2025 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended June 30, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 COMMISSION FILE NUMBER 0-3295 KOSS CORPORATION (Exact name of registrant as spe

August 29, 2025 DEFA14A

UNITED STATES

  UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ D

August 29, 2025 EX-19.1

INSIDER TRADING AND TIPPING POLICY KOSS CORPORATION (as amended January 29, 2025)

INSIDER TRADING AND TIPPING POLICY KOSS CORPORATION (as amended January 29, 2025)  I.

August 29, 2025 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Definitive

August 28, 2025 EX-99.1

Koss Corporation Releases Fourth Quarter and Full Year Results

 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss August 28, 2025 Chairman & CEO (414) 964-5000 [email protected]  Koss Corporation Releases Fourth Quarter and Full Year Results Milwaukee, Wisconsin: Koss Corporation (NASDAQ: KOSS) (the “Company”), the U.S. based high-fidelity headphone company, has reported its results for the fourth quarter and fiscal year ended June 30, 2025. Sales for the three

August 28, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 28, 2025 Koss Corporation

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 28, 2025 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Numb

May 9, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended March 31, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 0-3295 KOSS CORPORATION (Exact Name of Registra

May 8, 2025 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 8, 2025 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Number)

May 8, 2025 EX-99.1

Koss Corporation Reports Third Quarter Results

 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss May 8, 2025 Chairman & CEO (414) 964-5000 [email protected]  Koss Corporation Reports Third Quarter Results Milwaukee, Wisconsin: Koss Corporation (NASDAQ: KOSS) (the “Company”), the U.S. based high-fidelity headphone company, has reported its results for the third quarter ended March 31, 2025. Net sales for the three months ended March 31, 2025 were

May 8, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 6, 2025 Koss Corporation (Exa

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 6, 2025 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 000-03295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Numbe

May 6, 2025 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549  FORM SD Specialized Disclosure Report    KOSS CORPORATION (Exact name of registrant as specified in its charter)    Delaware 0-3295 39-1168275 (State or other jurisdiction (Commission (IRS Employer of incorporation) File Number) Identification No.)   4129 North Port Washington Avenue, Milwaukee, Wisconsin 53212 (Addr

January 31, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended December 31, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 0-3295 KOSS CORPORATION (Exact Name of Regis

January 30, 2025 EX-99.1

Koss Corporation Reports Profitable Second Quarter Results

 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss January 30, 2025 Chairman & CEO (414) 964-5000 [email protected]  Koss Corporation Reports Profitable Second Quarter Results Milwaukee, Wisconsin: Koss Corporation (NASDAQ: KOSS) (the “Company”), the U.S. based high-fidelity headphone company, has reported its results for the second quarter ended December 31, 2024. For the three months ended December

January 30, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 30, 2025 Koss Corporation

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 30, 2025 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Num

November 1, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended September 30, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 0-3295 KOSS CORPORATION (Exact Name of Regi

November 1, 2024 EX-10.1

Fourth Amendment to Revolving Credit Agreement, effective October 30, 2024, by and between the Company and Town Bank*

EXECUTION VERSION  FOURTH AMENDMENT TO REVOLVING CREDIT AGREEMENT   THIS FOURTH AMENDMENT TO REVOLVING CREDIT AGREEMENT (the "Fourth Amendment") is dated as of October 30, 2024 (the "Effective Date"), by and among KOSS CORPORATION, a Delaware Corporation("Borrower") and TOWN BANK, N.

October 31, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 31, 2024 Koss Corporation

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 31, 2024 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Num

October 31, 2024 EX-99.1

Koss Corporation Releases First Quarter Results

 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss October 31, 2024 Chairman & CEO (414) 964-5000 [email protected]  Koss Corporation Releases First Quarter Results Milwaukee, Wisconsin: Koss Corporation (NASDAQ: KOSS) (the “Company”), the U.S. based high-fidelity headphone company, has reported its results for the first quarter ended September 30, 2024. Net sales for the first quarter ended Septembe

October 21, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 16, 2024 Koss Corporation

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 16, 2024 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Num

August 30, 2024 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Definitive

August 30, 2024 EX-10.6

Second Amendment to Revolving Credit Agreement dated February 4, 2022**

EXECUTION VERISON SECOND AMENDMENT TO Revolving CREDIT AGREEMENT THIS SECOND AMENDMENT TO REVOLVING CREDIT AGREEMENT (the “Second Amendment”) is dated as of February 4, 2022 (the “Effective Date”), by and among Koss Corporation, a Delaware Corporation (“Borrower”) and Town Bank, N.

August 30, 2024 EX-9.1

Restated Koss Voting Trust Agreement by and among Michael J. Koss (the Voting Trustee) and John C. Koss, Jr. and Michael J. Koss, as co-Trustees of the John C. Koss, Sr. Revocable Trust, the Nancy Koss 2012 Trust, the Koss Family Trust and Michael J. Koss as President of K.F.T. Corporation**

RESTATEMENT OF THE KOSS FAMILY VOTING TRUST AGREEMENT THIS RESTATED VOTING TRUST AGREEMENT is made by and among, MICHAEL J.

August 30, 2024 EX-97

Koss Corporation Incentive-Based Compensation Clawback Policy**

KOSS CORPORATION Incentive-Based Compensation Clawback Policy Effective July 26, 2023  1.

August 30, 2024 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended June 30, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 COMMISSION FILE NUMBER 0-3295 KOSS CORPORATION (Exact name of registrant as spe

August 30, 2024 DEFA14A

UNITED STATES

  UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ D

August 29, 2024 EX-99.1

Koss Corporation Releases Fourth Quarter and Full Year Results

 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss August 29, 2024 Chairman & CEO (414) 964-5000 [email protected]  Koss Corporation Releases Fourth Quarter and Full Year Results Milwaukee, Wisconsin: Koss Corporation (NASDAQ: KOSS) (the “Company”), the U.S. based high-fidelity headphone company, has reported its results for the fourth quarter and fiscal year ended June 30, 2024. Sales for the fourth

August 29, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 29, 2024 Koss Corporation

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 29, 2024 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Numb

May 15, 2024 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549  FORM SD Specialized Disclosure Report    KOSS CORPORATION (Exact name of registrant as specified in its charter)    Delaware 0-3295 39-1168275 (State or other jurisdiction (Commission (IRS Employer of incorporation) File Number) Identification No.)   4129 North Port Washington Avenue, Milwaukee, Wisconsin 53212 (Addr

May 10, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended March 31, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 0-3295 KOSS CORPORATION (Exact Name of Registra

May 9, 2024 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 9, 2024 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Number)

May 9, 2024 EX-99.1

Koss Corporation Releases Third Quarter Results

 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss May 9, 2024 Chairman & CEO (414) 964-5000 [email protected]  Koss Corporation Releases Third Quarter Results Milwaukee, Wisconsin: Koss Corporation (NASDAQ: KOSS) (the “Company”), a U.S. based high-fidelity headphone company, has reported its results for the third quarter ended March 31, 2024. Net sales for the three months ended March 31, 2024 were

February 2, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended December 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 0-3295 KOSS CORPORATION (Exact Name of Regis

February 2, 2024 EX-10.2

Koss Corporation 2023 Equity Incentive Plan Notice of Grant of Stock Option Award*

NOTICE OF GRANT OF STOCK OPTION AWARD Koss Corporation 2023 Equity Incentive Plan  FOR GOOD AND VALUABLE CONSIDERATION, Koss Corporation (the “Company”) hereby grants, pursuant to the provisions of the Koss Corporation 2023 Equity Incentive Plan (the “Plan”), to the Grantee designated in this Notice of Grant of Stock Option Award (the “Notice”) an option to purchase the number of Shares set forth in this Notice (the “Option”), subject to certain restrictions as outlined below in this Notice and the additional provisions set forth in the attached Terms and Conditions of Stock Option Award (the “Terms”) (together with the Notice, the “Agreement”).

February 1, 2024 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 1, 2024 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Num

February 1, 2024 EX-99.1

Koss Corporation Releases Second Quarter Results

 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss February 1, 2024 Chairman & CEO (414) 964-5000 [email protected]  Koss Corporation Releases Second Quarter Results Milwaukee, Wisconsin: Koss Corporation (NASDAQ: KOSS) (the “Company”), the U.S. based high-fidelity headphone company, has reported its results for the second quarter ended December 31, 2023. Sales for the three months ended December 31,

December 12, 2023 EX-FILING FEES

Filing Fee Table

EXHIBIT 107 EX=FILING FEES Calculation of Filing Fee Tables Form S-8 (Form Type) Koss Corporation (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered(1) Proposed Maximum Offering Price Per Unit(2) Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Equity Common Stock, par value $0.

December 12, 2023 S-8

As filed with the Securities and Exchange Commission on December 12, 2023

As filed with the Securities and Exchange Commission on December 12, 2023 Registration No.

October 27, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended September 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 0-3295 KOSS CORPORATION (Exact Name of Regi

October 26, 2023 EX-10.1

Koss Corporation 2023 Equity Incentive Plan filed herewith

KOSS CORPORATION 2023 EQUITY INCENTIVE PLAN Koss Corporation, a Delaware corporation (the “Company”) sets forth herein the terms and conditions of its 2023 Equity Incentive Plan (the “Plan”), as follows: 1.

October 26, 2023 8-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 18, 2023 Koss Corporati

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 18, 2023 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File N

October 26, 2023 EX-99.1

Koss Corporation Releases First Quarter Results

 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss October 26, 2023 Chairman & CEO (414) 964-5000 [email protected]  Koss Corporation Releases First Quarter Results Milwaukee, Wisconsin: Koss Corporation (NASDAQ: KOSS) (the “Company”), the U.S. based high-fidelity headphone company, has reported its results for the first quarter ended September 30, 2023. Sales for the first quarter ended September 30

October 26, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 26, 2023 Koss Corporation

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 26, 2023 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Num

October 23, 2023 EX-10.1

Koss Corporation 2023 Equity Incentive Plan. Filed as Exhibit 10.1 to the Company’s Current Report on Form 8-K on October 23, 2023 and incorporated herein by reference.

KOSS CORPORATION 2023 EQUITY INCENTIVE PLAN Koss Corporation, a Delaware corporation (the “Company”) sets forth herein the terms and conditions of its 2023 Equity Incentive Plan (the “Plan”), as follows: 1.

October 23, 2023 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 18, 2023 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Num

August 25, 2023 EX-10.6

Second Amendment to Revolving Credit Agreement dated February 4, 2022**

EXECUTION VERISON SECOND AMENDMENT TO Revolving CREDIT AGREEMENT THIS SECOND AMENDMENT TO REVOLVING CREDIT AGREEMENT (the “Second Amendment”) is dated as of February 4, 2022 (the “Effective Date”), by and among Koss Corporation, a Delaware Corporation (“Borrower”) and Town Bank, N.

August 25, 2023 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐  Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Definiti

August 25, 2023 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended June 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 COMMISSION FILE NUMBER 0-3295 KOSS CORPORATION (Exact name of registrant as spe

August 25, 2023 EX-9.1

Restated Voting Trust Agreement by and among Michael J. Koss (the Voting Trustee) and John C. Koss, Jr. and Michael J. Koss, as co-Trustees of the John C. Koss, Sr. Revocable Trust, the Nancy Koss 2012 Trust, the Koss Family Trust and Michael J. Koss as President of K.F.T. Corporation**

RESTATENENT OF THE KOSS FAMILY VOTING TRUST AGREEMENT THIS RESTATED VOTING TRUST AGREEMENT is made by and among, MICHAEL J.

August 25, 2023 DEFA14A

UNITED STATES

  UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ D

August 24, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 24, 2023 Koss Corporation

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 24, 2023 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Numb

August 24, 2023 EX-99.1

Koss Corporation Releases Fourth Quarter and Full Year Results

 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss August 24, 2023 Chairman & CEO (414) 964-5000 [email protected]  Koss Corporation Releases Fourth Quarter and Full Year Results Milwaukee, Wisconsin: Koss Corporation (NASDAQ: KOSS) (the “Company”), the U.S. based high-fidelity headphone company, has reported its results for the fourth quarter and fiscal year ended June 30, 2023. Sales for the fourth

July 27, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 26, 2023 Koss Corporation (E

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 26, 2023 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 000-03295 39-1168275 (State or other jurisdiction of incorporation) (Commission File Num

May 18, 2023 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549  FORM SD Specialized Disclosure Report    KOSS CORPORATION (Exact name of registrant as specified in its charter)   Delaware 0-3295 39-1168275 (State or other jurisdiction (Commission (IRS Employer of incorporation) File Number) Identification No.)  4129 North Port Washington Avenue, Milwaukee, Wisconsin 53212 (Address

May 12, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended March 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 0-3295 KOSS CORPORATION (Exact Name of Registra

May 11, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 11, 2023 Koss Corporation (Ex

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 11, 2023 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Number)

May 11, 2023 EX-99.1

Koss Corporation Releases Third Quarter Results

 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss May 11, 2023 Chairman & CEO (414) 964-5000 [email protected]  Koss Corporation Releases Third Quarter Results Milwaukee, Wisconsin: Koss Corporation (NASDAQ: KOSS) (the “Company”), the U.S. based high-fidelity headphone company, has reported its results for the third quarter ended March 31, 2023. Sales for the third quarter ended March 31, 2023 were

January 27, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended December 31, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 0-3295 KOSS CORPORATION (Exact Name of Regis

January 26, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 26, 2023 Koss Corporation

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 26, 2023 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Num

January 26, 2023 EX-99.1

Koss Corporation Releases Second Quarter Results

 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss January 26, 2023 Chairman & CEO (414) 964-5000 [email protected]  Koss Corporation Releases Second Quarter Results Milwaukee, Wisconsin: Koss Corporation (NASDAQ: KOSS) (the “Company”), the U.S. based high-fidelity headphone company, has reported its results for the second quarter ended December 31, 2022. Sales for the second quarter ended December 3

October 28, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended September 30, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 0-3295 KOSS CORPORATION (Exact Name of Regi

October 28, 2022 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 28, 2022 Koss Corporation

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 28, 2022 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Num

October 28, 2022 EX-99.1

Koss Corporation Releases First Quarter Results

 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss October 28, 2022 Chairman & CEO (414) 964-5000 [email protected]  Koss Corporation Releases First Quarter Results Milwaukee, Wisconsin: Koss Corporation (NASDAQ: KOSS) (the “Company”), the U.S. based high-fidelity headphone company, has reported its results for the first quarter ended September 30, 2022. Sales for the first quarter of the current fis

October 28, 2022 EX-10.1

Third Amendment to Revolving Credit Agreement, effective October 30, 2022, by and between the Company and Town Bank. Filed as Exhibit 10.1 to the Company’s Quarterly Report on Form 10-Q on October 28, 2022 and incorporated herein by reference.

Exhibit 10.1 THIRD AMENDMENT TO REVOLVING CREDIT AGREEMENT THIS THIRD AMENDMENT TO REVOLVING CREDIT AGREEMENT (the “Third Amendment”) is dated as of October 30, 2022 (the “Effective Date”), by and among KOSS CORPORATION, a Delaware Corporation (“Borrower”) and TOWN BANK, N.A. (also known as Town Bank, “Bank”; Borrower and Bank are collectively referred to herein as the “Parties”) and amends a “Rev

October 21, 2022 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 21, 2022 (October 19, 202

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 21, 2022 (October 19, 2022) Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (

August 26, 2022 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended June 30, 2022 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 COMMISSION FILE NUMBER 0-3295 KOSS CORPORATION (Exact name of registrant as spe

August 26, 2022 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ? Filed by a Party other than the Registrant ? ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? Definiti

August 25, 2022 EX-99.1

Koss Corporation Releases Fourth Quarter Results

? FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss August 25, 2022 Chairman & CEO (414) 964-5000 [email protected] ? Koss Corporation Releases Fourth Quarter Results Milwaukee, Wisconsin: Koss Corporation (NASDAQ: KOSS) (the ?Company?), the U.S. based high-fidelity headphone company, has reported its results for the fourth quarter ended June 30, 2022. Sales for the fourth fiscal quarter were $4,191,76

August 25, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 25, 2022 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Numb

July 25, 2022 8-K

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 25, 2022 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Number

June 3, 2022 EX-99.2

Exhibit 99.2 Restatement of the Koss Family Voting Trust Agreement, dated March 23, 2022

EXHIBIT 99.2 RESTATEMENT OF THE KOSS FAMILY VOTING TRUST AGREEMENT THIS RESTATED VOTING TRUST AGREEMENT is made by and among, MICHAEL J. KOSS (the "Voting Trustee") and JOHN C. KOSS, JR. and MICHAEL J. KOSS, as co-Trustees of the JOHN C. KOSS, SR. REVOCABLE TRUST, THE NANCY KOSS 2012 TRUST, THE KOSS FAMILY TRUST and MICHAEL J. KOSS as President of K.F.T. CORPORATION (collectively, the "Shareholder

June 3, 2022 SC 13D/A

KOSS / Koss Corporation / KOSS JOHN C JR Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 4)* Koss Corporation (Name of Issuer) Common Stock (Title of Class of Securities) 500692108 (CUSIP Number) Kim M. Schulte Koss Corporation 4129 North Port Washington Avenue Milwaukee, WI 53212 (414) 967-1500 (Name, Address and Telephone Number of Person Auth

June 3, 2022 EX-99.1

JOINT FILING AGREEMENT

EXHIBIT 99.1 JOINT FILING AGREEMENT With respect to the Schedule 13D/A to be filed on or about the date hereof relating to the beneficial ownership by the undersigned of shares of common stock of Koss Corporation; the undersigned agree that such Schedule 13D/A, and any amendment thereto signed by each of the undersigned, is and shall be filed on behalf of each of the undersigned pursuant to and in

June 3, 2022 SC 13D/A

KOSS / Koss Corporation / KOSS MICHAEL J Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 5)* Koss Corporation (Name of Issuer) Common Stock (Title of Class of Securities) 500692108 (CUSIP Number) Kim M. Schulte Koss Corporation 4129 North Port Washington Avenue Milwaukee, WI 53212 (414) 964-5000 (Name, Address and Telephone Number of Person Auth

June 3, 2022 EX-99.1

RESTATEMENT OF THE KOSS FAMILY VOTING TRUST AGREEMENT

EXHIBIT 99.1 RESTATEMENT OF THE KOSS FAMILY VOTING TRUST AGREEMENT THIS RESTATED VOTING TRUST AGREEMENT is made by and among, MICHAEL J. KOSS (the "Voting Trustee") and JOHN C. KOSS, JR. and MICHAEL J. KOSS, as co-Trustees of the JOHN C. KOSS, SR. REVOCABLE TRUST, THE NANCY KOSS 2012 TRUST, THE KOSS FAMILY TRUST and MICHAEL J. KOSS as President of K.F.T. CORPORATION (collectively, the "Shareholder

May 26, 2022 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ? FORM SD Specialized Disclosure Report ? ? ? KOSS CORPORATION (Exact name of registrant as specified in its charter) ? ? Delaware 0-3295 39-1168275 (State or other jurisdiction (Commission (IRS Employer of incorporation) File Number) Identification No.) ? 4129 North Port Washington Avenue, Milwaukee, Wisconsin 53212 (Address

May 6, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended March 31, 2022 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 0-3295 KOSS CORPORATION (Exact Name of Registra

May 5, 2022 EX-99.1

Koss Third Quarter Net Income Nearly Doubles on 16% Sales Increase

? FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss May 5, 2022 Chairman & CEO (414) 964-5000 [email protected] ? Koss Third Quarter Net Income Nearly Doubles on 16% Sales Increase Milwaukee, Wisconsin: Koss Corporation (NASDAQ: KOSS) (the ?Company?), the U.S. based high-fidelity headphone company, has reported its results for the third quarter ended March 31, 2022. Sales for the third fiscal quarter w

May 5, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 5, 2022 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Number)

February 4, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended December 31, 2021 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 0-3295 KOSS CORPORATION (Exact Name of Regis

February 3, 2022 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 3, 2022 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Num

February 3, 2022 EX-99.1

Koss Corporation Releases Second Fiscal Quarter Results

? FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss February 3, 2022 Chairman & CEO (414) 964-5000 [email protected] ? Koss Corporation Releases Second Fiscal Quarter Results Milwaukee, Wisconsin: Koss Corporation (NASDAQ: KOSS) (the ?Company?), the U.S. based high-fidelity headphone company, has reported its results for the second quarter ended December 31, 2021. Sales for the second fiscal quarter we

October 29, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended September 30, 2021 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 0-3295 KOSS CORPORATION (Exact Name of Regi

October 28, 2021 EX-99.1

Koss Q1 Net Sales Dip and Supply Chain Woes Continue

? FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss October 28, 2021 Chairman & CEO (414) 964-5000 [email protected] ? Koss Q1 Net Sales Dip and Supply Chain Woes Continue Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, has reported its results for the first quarter ended September 30, 2021. Sales for the first quarter were $4,365,067, which

October 28, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 28, 2021 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Num

October 14, 2021 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 14, 2021 (October 13, 2021) Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (

September 8, 2021 SC 13D/A

KOSS / Koss Corporation / KOSS JOHN C JR Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 3)* Koss Corporation (Name of Issuer) Common Stock (Title of Class of Securities) 500692108 (CUSIP Number) David D. Smith Koss Corporation 4129 North Port Washington Avenue Milwaukee, WI 53212 (414) 967-1500 (Name, Address and Telephone Number of Person Auth

September 8, 2021 EX-99.1

JOINT FILING AGREEMENT

Exhibit 99.1 JOINT FILING AGREEMENT With respect to the Schedule 13D/A to be filed on or about the date hereof relating to the beneficial ownership by the undersigned of shares of common stock of Koss Corporation; the undersigned agree that such Schedule 13D/A, and any amendment thereto signed by each of the undersigned, is and shall be filed on behalf of each of the undersigned pursuant to and in

September 8, 2021 SC 13D/A

KOSS / Koss Corporation / KOSS MICHAEL J Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 4)* Koss Corporation (Name of Issuer) Common Stock (Title of Class of Securities) 500692108 (CUSIP Number) David D. Smith Koss Corporation 4129 North Port Washington Avenue Milwaukee, WI 53212 (414) 964-5000 (Name, Address and Telephone Number of Person Auth

August 20, 2021 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Definitive

August 20, 2021 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended June 30, 2021 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 COMMISSION FILE NUMBER 0-3295 KOSS CORPORATION (Exact name of registrant as spe

August 19, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 19, 2021 Koss Corporation (Exact name of registrant as specified in its charter)  Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Nu

August 19, 2021 EX-99.1

Koss Corporation Q4 Net Sales Jump 37%, Closing Fiscal Year with a 7% Gain

? FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss August 19, 2021 Chairman & CEO (414) 964-5000 [email protected] ? Koss Corporation Q4 Net Sales Jump 37%, Closing Fiscal Year with a 7% Gain Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, has reported its results for the fourth quarter ended June 30, 2021. Sales for the fourth quarter were

July 27, 2021 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 21, 2021 (July 21, 2021) Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commis

May 13, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended March 31, 2021 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 0-3295 KOSS CORPORATION (Exact Name of Registra

May 12, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 12, 2021 Koss Corporation (Exact name of registrant as specified in its charter) ? Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Numbe

May 12, 2021 EX-99.1

Koss Corp. Releases Third Quarter Results

? FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss May 12, 2021 Chairman & CEO (414) 964-5000 [email protected] ? Koss Corp. Releases Third Quarter Results Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, has reported its third quarter results for the quarter ended March 31, 2021. Sales for the third quarter were $3,987,452, which is a 16.7%

April 28, 2021 SD

-

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ? FORM SD Specialized Disclosure Report ? ? ? KOSS CORPORATION (Exact name of registrant as specified in its charter) ? ? Delaware 0-3295 39-1168275 (State or other jurisdiction (Commission (IRS Employer of incorporation) File Number) Identification No.) ? 4129 North Port Washington Avenue, Milwaukee, Wisconsin 53212 (Address

March 16, 2021 SC 13D/A

UNITED STATES

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 3)* Koss Corporation (Name of Issuer) Common Stock (Title of Class of Securities) 500692108 (CUSIP Number) David D. Smith Koss Corporation 4129 North Port Washington Avenue Milwaukee, WI 53212 (414) 964-5000 (Name, Address and Telephone Number of Person Auth

March 16, 2021 SC 13D/A

UNITED STATES

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 2)* Koss Corporation (Name of Issuer) Common Stock (Title of Class of Securities) 500692108 (CUSIP Number) David D. Smith Koss Corporation 4129 North Port Washington Avenue Milwaukee, WI 53212 (414) 967-1500 (Name, Address and Telephone Number of Person Auth

March 16, 2021 EX-99.1

Exhibit 99.1 Joint Filing Agreement

Exhibit 99.1 JOINT FILING AGREEMENT With respect to the Schedule 13D/A to be filed on or about the date hereof relating to the beneficial ownership by the undersigned of shares of common stock of Koss Corporation; the undersigned agree that such Schedule 13D/A, and any amendment thereto signed by each of the undersigned, is and shall be filed on behalf of each of the undersigned pursuant to and in

February 12, 2021 SC 13D/A

UNITED STATES

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 2)* Koss Corporation (Name of Issuer) Common Stock (Title of Class of Securities) 500692108 (CUSIP Number) David D. Smith Koss Corporation 4129 North Port Washington Avenue Milwaukee, WI 53212 (414) 964-5000 (Name, Address and Telephone Number of Person Auth

February 12, 2021 EX-99.1

Exhibit 99.1 Joint Filing Agreement

Exhibit 99.1 JOINT FILING AGREEMENT With respect to the Schedule 13D/A to be filed on or about the date hereof relating to the beneficial ownership by the undersigned of shares of common stock of Koss Corporation; the undersigned agree that such Schedule 13D/A, and any amendment thereto signed by each of the undersigned, is and shall be filed on behalf of each of the undersigned pursuant to and in

February 11, 2021 SC 13G/A

(Name of Issuer)

CUSIP No. 500692108 13G/A Page 1 of 5 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 7) * Koss Corporation (Name of Issuer) Common Stock, par value $0.05 per share (Title of Class of Securities) 500692108 (CUSIP Number) December 31, 2020 (Date of Event Which Requires Filing of this Statement) Check the

February 10, 2021 EX-99.1

Exhibit 99.1 Joint Filing Agreement

Exhibit 99.1 JOINT FILING AGREEMENT With respect to the Schedule 13D/A to be filed on or about the date hereof relating to the beneficial ownership by the undersigned of shares of common stock of Koss Corporation; the undersigned agree that such Schedule 13D/A, and any amendment thereto signed by each of the undersigned, is and shall be filed on behalf of each of the undersigned pursuant to and in

February 10, 2021 SC 13D/A

UNITED STATES

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 1)* Koss Corporation (Name of Issuer) Common Stock (Title of Class of Securities) 500692108 (CUSIP Number) David D. Smith Koss Corporation 4129 North Port Washington Avenue Milwaukee, WI 53212 (414) 967-1500 (Name, Address and Telephone Number of Person Auth

February 10, 2021 SC 13D/A

UNITED STATES

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 1)* Koss Corporation (Name of Issuer) Common Stock (Title of Class of Securities) 500692108 (CUSIP Number) David D. Smith Koss Corporation 4129 North Port Washington Avenue Milwaukee, WI 53212 (414) 964-5000 (Name, Address and Telephone Number of Person Auth

January 29, 2021 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended December 31, 2020 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 0-3295 KOSS CORPORATION (Exact Name of Regis

January 29, 2021 EX-10.1

First Amendment to Revolving Credit Agreement dated January 28, 2021, and between Koss Corporation and Town Bank filed as Exhibit 10.1 to the Company’s Form 10-Q on January 29, 2021 and incorporated by reference here.

Exhibit 10.1 FIRST AMENDMENT TO REVOLVING CREDIT AGREEMENT THIS FIRST AMENDMENT TO REVOLVING CREDIT AGREEMENT (the “First Amendment”) is dated as of January 28, 2021 (the “Effective Date”), by and among KOSS CORPORATION, a Delaware Corporation (“Borrower”) and TOWN BANK, N.A. (also known as Town Bank, “Bank”; Borrower and Bank are collectively referred to herein as the “Parties”) and amends a “Rev

January 28, 2021 EX-99.1

Koss Corp. Releases Second Quarter Results

 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss January 28, 2021 Chairman & CEO (414) 964-5000 [email protected]  Koss Corp. Releases Second Quarter Results Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, has reported its second quarter results for the quarter ended December 31, 2020. Sales for the second quarter were $4,929,789, which

January 28, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition - 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 28, 2021 Koss Corporation (Exact name of registrant as specified in its charter)  Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File N

November 5, 2020 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended September 30, 2020 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 0-3295 KOSS CORPORATION (Exact Name of Regi

October 29, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition - 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 29, 2020 Koss Corporation (Exact name of registrant as specified in its charter)  Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File N

October 29, 2020 EX-99.1

Koss Corp. Releases First Quarter Results

 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss October 29, 2020 Chairman & CEO (414) 964-5000 [email protected]  Koss Corp. Releases First Quarter Results Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, has reported its first quarter results for the quarter ended September 30, 2020. Sales for the first quarter were $5,208,295, which is

October 15, 2020 8-K

Submission of Matters to a Vote of Security Holders - 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 15, 2020 (October 14, 2020) Koss Corporation (Exact name of registrant as specified in its charter)  Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation)

August 27, 2020 EX-3.4

Amendment to the By-Laws of Koss Corporation. Filed as Exhibit 3.4 to the Company’s Annual Report on Form 10-K on August 27, 2020 and incorporated herein by reference.

Exhibit 3.4 AMENDMENT TO THE AMENDED AND RESTATED BY-LAWS OF KOSS CORPORATION Effective August 25, 2020, the Board of Directors of Koss Corporation, a corporation organized and existing under the Delaware General Corporation Law (the “Corporation”), adopted and approved an amendment to Section 3.01 of the Amended and Restated By-Laws of the Corporation (the “By-Laws”) in accordance with Section 13

August 27, 2020 10-K

Annual Report - FORM 10-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended June 30, 2020 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 COMMISSION FILE NUMBER 0-3295 KOSS CORPORATION (Exact name of registrant as spe

August 27, 2020 EX-21.1

Subsidiaries of Koss Corporation. Filed as Exhibit 21.1 to the Company’s Annual report on Form 10-K for the year ended June 30, 2020 and incorporated herein by reference.

EXHIBIT 21.1 SUBSIDIARIES OF KOSS CORPORATION The Company’s consolidated subsidiaries are shown below, together with the state or jurisdiction of organization of each subsidiary and the percentage of voting securities that the Company owns in each subsidiary. Name of Subsidiary Jurisdiction of Incorporation or Organization Percent of Outstanding Voting Securities Owned Koss U.K. Limited Koss B.V.

August 27, 2020 DEF 14A

- FORM DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Definitive

August 27, 2020 EX-4.1

Description of Common Stock of Koss Corporation. Filed as Exhibit 4.1 to the Company's Annual Report on Form 10-K for the year ended June 30, 2020 and incorporated herein by reference.

Exhibit 4.1 DESCRIPTION OF COMMON STOCK OF KOSS CORPORATION REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 The following information is a summary of information concerning the common stock, par value $0.005 per share (the “Common Stock”), of Koss Corporation (“we,” “our,” or “us”) and does not purport to be complete. It is subject to and qualified in its entirety by refer

August 20, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 20, 2020 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Numb

August 20, 2020 EX-99.1

Koss Corp. Releases Q4 Results

EX-99.1 2 ex198964.htm EXHIBIT 99.1 Exhibit 99.1 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss August 20, 2020 Chairman & CEO (414) 964-5000 [email protected] Koss Corp. Releases Q4 Results Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, has reported its fourth quarter results for the quarter ended June 30, 2020. Sales for the fourth qua

July 23, 2020 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 23, 2020 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Number

July 23, 2020 EX-99.1

Koss® Corporation Announces Second Phase of Intellectual Property Enforcement Program

Exhibit 99.1 FOR IMMEDIATE RELEASE CONTACT: [email protected] July 23, 2020 Koss® Corporation Announces Second Phase of Intellectual Property Enforcement Program (Milwaukee, Wisconsin) July 23, 2020 – Koss® Corporation (NASDAQ Symbol: KOSS), the U.S. based high-fidelity Stereophone manufacturer and inventor of the world’s first SP/3 Stereophone in 1958, announced the next phase of the company’s int

May 8, 2020 10-Q

Quarterly Report - FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended March 31, 2020 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 0-3295 KOSS CORPORATION (Exact Name of Registra

May 7, 2020 EX-99.1

Koss Supplies Headsets for Telemedicine and "Work From Home" in Tough Q3

Exhibit 99.1 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss May 7, 2020 Chairman & CEO (414) 964-5000 [email protected] Koss Supplies Headsets for Telemedicine and "Work From Home" in Tough Q3 Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, has reported its third quarter results for the quarter ended March 31, 2020. Sales for the third qu

May 7, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 7, 2020 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Number)

May 1, 2020 SD

- SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report KOSS CORPORATION (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other jurisdiction of incorporation or organization) Commission File Number (I.R.S. Employer Identification No.) 4129 North Port Washington Avenue, Milwaukee, Wisconsin 53212 (Addre

February 11, 2020 SC 13G/A

KOSS / Koss Corp. / PRINCIPAL FINANCIAL GROUP INC - 13 G/A KOSS CORPORATION ADMT 6 123119 Passive Investment

CUSIP No. 500692108 13G/A Page 1 of 5 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 6) * Koss Corporation (Name of Issuer) Common Stock, par value $0.05 per share (Title of Class of Securities) 500692108 (CUSIP Number) December 31, 2019 (Date of Event Which Requires Filing of this Statement) Check the

January 31, 2020 10-Q

KOSS / Koss Corp. 10-Q - Quarterly Report - FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended December 31, 2019 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 0-3295 KOSS CORPORATION (Exact Name of Regis

January 30, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 30, 2020 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Num

January 30, 2020 EX-99.1

Koss Corp. Releases Second Quarter Results

Exhibit 99.1 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss January 30, 2020 Chairman & CEO (414) 964-5000 [email protected] Koss Corp. Releases Second Quarter Results Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, has reported its second quarter results for the quarter ended December 31, 2019. Sales for the second quarter were $4,162,65

November 12, 2019 EX-18.1

Preferability Letter

Exhibit 18.1—Preferability Letter The Board of Directors Koss Corporation and Subsidiary Milwaukee, Wisconsin We have been furnished with a copy of the quarterly report on Form 10-Q of Koss Corporation and Subsidiary (the Company) for the three months ended September 30, 2019 and have read the Company’s statements contained in note 2 to the consolidated financial statements included therein. As st

November 12, 2019 10-Q

KOSS / Koss Corp. 10-Q - Quarterly Report - FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended September 30, 2019 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 0-3295 KOSS CORPORATION (Exact Name of Regi

November 7, 2019 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 7, 2019 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Num

November 7, 2019 EX-99.1

Koss Corp. Releases First Quarter Results

Exhibit 99.1 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss November 7, 2019 Chairman & CEO (414) 964-5000 [email protected] Koss Corp. Releases First Quarter Results Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, has reported its first quarter results for the quarter ended September 30, 2019. Sales for the first quarter were $5,410,762,

October 17, 2019 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 17, 2019 (October 16, 2019) Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (

August 30, 2019 10-K

KOSS / Koss Corp. 10-K - Annual Report - FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended June 30, 2019 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 COMMISSION FILE NUMBER 0-3295 KOSS CORPORATION (Exact name of registrant as specified in its char

August 30, 2019 DEF 14A

KOSS / Koss Corp. DEF 14A - - FORM DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Definitive

August 22, 2019 EX-99.1

Koss Corp. Releases Q4 Results

Exhibit 99.1 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss August 22, 2019 Chairman & CEO (414) 964-5000 [email protected] Koss Corp. Releases Q4 Results Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, has reported its fourth quarter results for the quarter ended June 30, 2019. Sales for the fourth quarter were $5,785,784, which is a 19.

August 22, 2019 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 22, 2019 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Numb

May 16, 2019 EX-10.1

Credit Agreement dated May 14, 2019, between Koss Corporation and Town Bank.

REVOLVING CREDIT AGREEMENT This Revolving Credit Agreement (the “Agreement”), dated as of May 14, 2019 (the “Closing Date”), is between Koss Corporation, a Delaware Corporation (“Borrower”), and Town Bank, a Wisconsin banking corporation (“Bank”).

May 16, 2019 EX-10.2

General Business Security Agreement dated May 14, 2019, between Koss Corporation and Town Bank.

GENERAL BUSINESS SECURITY AGREEMENT (KOSS CORPORATION) THIS GENERAL BUSINESS SECURITY AGREEMENT (this “Agreement”) is made and entered into as of May 14, 2019 (the “Effective Date”) by KOSS CORPORATION, a Delaware corporation (“Grantor”) for the benefit of TOWN BANK, a Wisconsin banking corporation (“Bank”).

May 16, 2019 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 16, 2019 (May 14, 2019) Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commissi

May 10, 2019 10-Q

KOSS / Koss Corp. 10-Q Quarterly Report 10-Q 3.31.2019

Index UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended March 31, 2019 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 0-3295 KOSS CORPORATION (Exact Name of Registrant as Specif

May 9, 2019 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 9, 2019 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Number)

May 9, 2019 EX-99.1

Koss Corp. Q3 Net Sales Up 10.7%

Exhibit 99.1 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss May 9, 2019 Chairman & CEO (414) 964-5000 [email protected] Koss Corp. Q3 Net Sales Up 10.7% Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, has reported its third quarter results for the quarter ended March 31, 2019. Sales for the third quarter were $4,860,247, which is a 10.7%

May 9, 2019 SD

KOSS / Koss Corp. SD SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report KOSS CORPORATION (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other jurisdiction of incorporation or organization) Commission File Number (I.R.S. Employer Identification No.) 4129 North Port Washington Avenue, Milwaukee, Wisconsin 53212 (Addre

March 7, 2019 EX-16.1

Letter from Baker Tilly Virchow Krause LLP dated March 7, 2019 regarding change in certifying accountant.

Exhibit 16.1 Baker Tilly Virchow Krause, LLP 777 E Wisconsin Ave, 32nd Fl Milwaukee, WI 53202-5313 United States of America T: +1 (414) 777 5500 F: +1 (414) 777 5555 bakertilly.com March 7, 2019 Securities and Exchange Commission 100 F Street, N.E. Washington, DC 20549 Commissioners: We have read the statements made by Koss Corporation (copy attached), which we understand will be filed with the Se

March 7, 2019 8-K

Financial Statements and Exhibits, Changes in Registrant's Certifying Accountant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 7, 2019 (March 4, 2019) Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commis

January 31, 2019 SC 13G/A

KOSS / Koss Corp. / PRINCIPAL FINANCIAL GROUP INC - 13 G/A KOSS CORPORATION ADMT 5 123118 Passive Investment

CUSIP No. 500692108 13G/A Page 1 of 5 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 5) * Koss Corporation (Name of Issuer) Common Stock, par value $0.05 per share (Title of Class of Securities) 500692108 (CUSIP Number) December 31, 2018 (Date of Event Which Requires Filing of this Statement) Check the

January 25, 2019 10-Q

KOSS / Koss Corp. 10-Q (Quarterly Report)

Index UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended December 31, 2018 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 0-3295 KOSS CORPORATION (Exact Name of Registrant as Spe

January 24, 2019 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 24, 2019 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Num

January 24, 2019 EX-99.1

Koss Corp. Releases Second Quarter Results

Exhibit 99.1 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss January 24, 2019 Chairman & CEO (414) 964-5000 [email protected] Koss Corp. Releases Second Quarter Results Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, has reported its second quarter results for the quarter ended December 31, 2018. Sales for the second quarter were $5,411,22

December 18, 2018 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 18, 2018 (December 14, 2018) Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation)

November 2, 2018 10-Q

KOSS / Koss Corp. 10-Q (Quarterly Report)

Index UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended September 30, 2018 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 0-3295 KOSS CORPORATION (Exact Name of Registrant as Sp

November 1, 2018 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 1, 2018 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Num

November 1, 2018 EX-99.1

Koss Corp. Releases First Quarter Results

Exhibit 99.1 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss November 1, 2018 Chairman & CEO (414) 964-5000 [email protected] Koss Corp. Releases First Quarter Results Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, has reported its first quarter results for the quarter ended September 30, 2018. Sales for the first quarter were $5,784,839,

October 11, 2018 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 11, 2018 (October 10, 2018) Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (

August 23, 2018 DEF 14A

KOSS / Koss Corp. DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ý Definitive

August 23, 2018 10-K

KOSS / Koss Corp. ANNUAL REPORT PURSUANT TO SECTION 13 AND 15(D) (Annual Report)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended June 30, 2018 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 COMMISSION FILE NUMBER 0-3295 KOSS CORPORATION (Exact name of registrant as specified in its char

August 16, 2018 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 16, 2018 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Numb

August 16, 2018 EX-99.1

Koss Corp. Fourth Quarter Net Sales Up 16%

Exhibit 99.1 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss August 16, 2018 Chairman & CEO (414) 964-5000 [email protected] Koss Corp. Fourth Quarter Net Sales Up 16% Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, has reported its fourth quarter results for the quarter and year ended June 30, 2018. Sales for the fourth quarter were $7,23

May 11, 2018 EX-10.16

Amendment No. 8 dated May 9, 2018 to Credit Agreement dated May 12, 2010 between Koss Corporation and JPMorgan Chase Bank, N.A.

AMENDMENT NO. 8 TO CREDIT AGREEMENT THIS AMENDMENT NO. 8 TO CREDIT AGREEMENT (this “Amendment”), entered into as of May 9, 2018, is by and between Koss Corporation, a Delaware corporation (“Borrower”), and JPMorgan Chase Bank, N.A. (“Lender”) under the Credit Agreement defined below. W I T N E S S E T H: WHEREAS, Borrower and Lender entered into that certain Credit Agreement dated as of May 12, 20

May 11, 2018 10-Q

KOSS / Koss Corp. 10-Q (Quarterly Report)

Index UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended March 31, 2018 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 0-3295 KOSS CORPORATION (Exact Name of Registrant as Specif

May 10, 2018 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 10, 2018 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Number)

May 10, 2018 EX-99.1

Koss Corp. Releases Third Quarter Results

Exhibit 99.1 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss May 10, 2018 Chairman & CEO (414) 964-5000 [email protected] Koss Corp. Releases Third Quarter Results Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, has reported its third quarter results for the quarter ended March 31, 2018. Sales for the third quarter were $4,326,674, which i

March 7, 2018 SD

KOSS / Koss Corp. FORM SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report KOSS CORPORATION (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other jurisdiction of incorporation or organization) Commission File Number (I.R.S. Employer Identification No.) 4129 North Port Washington Avenue, Milwaukee, Wisconsin 53212 (Addre

February 7, 2018 SC 13G/A

KOSS / Koss Corp. / PRINCIPAL FINANCIAL GROUP INC - KOSS CORPORATION AMDT 4 123117 Passive Investment

CUSIP No. 500692108 13G/A Page 1 of 5 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 4) * Koss Corporation (Name of Issuer) Common Stock, par value $0.05 per share (Title of Class of Securities) 500692108 (CUSIP Number) December 31, 2017 (Date of Event Which Requires Filing of this Statement) Check the

January 31, 2018 10-Q

KOSS / Koss Corp. 10-Q (Quarterly Report)

Index UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended December 31, 2017 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 0-3295 KOSS CORPORATION (Exact Name of Registrant as Spe

January 30, 2018 EX-99.1

Koss Corp. Releases Second Quarter Results

Exhibit Exhibit 99.1 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss January 30, 2018 Chairman & CEO (414) 964-5000 [email protected] Koss Corp. Releases Second Quarter Results Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, has reported its second quarter results for the quarter ended December 31, 2017 . Sales for the second quarter were

January 30, 2018 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Document UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 30, 2018 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission

October 27, 2017 10-Q

Quarterly Report - 10-Q

Index UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended September 30, 2017 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 0-3295 KOSS CORPORATION (Exact Name of Registrant as Sp

October 25, 2017 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Document UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 25, 2017 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission

October 25, 2017 EX-99.1

Koss Corp. Releases First Quarter Results

Exhibit Exhibit 99.1 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss October 25, 2017 Chairman & CEO (414) 964-5000 [email protected] Koss Corp. Releases First Quarter Results Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, has reported its first quarter results for the quarter ended September 30, 2017 . Sales for the first quarter were $6

October 12, 2017 8-K

Submission of Matters to a Vote of Security Holders

Document UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 12, 2017 ( October 11, 2017 ) Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incor

August 25, 2017 DEF 14A

Koss DEFINITIVE PROXY STATEMENT

Document UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? D

August 25, 2017 10-K

Annual Report - ANNUAL REPORT PURSUANT TO SECTION 13 AND 15(D)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended June 30, 2017 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 COMMISSION FILE NUMBER 0-3295 KOSS CORPORATION (Exact name of registrant as specified in its char

August 25, 2017 EX-10.15

Amendment No. 7 dated June 29, 2017 to Credit Agreement dated May 12, 2010, between Koss Corporation and JPMorgan Chase Bank, N.A.

EX-10.15 2 exhibit1015seventhamendmen.htm SEVENTH AMENDMENT TO CREDIT AGREEMENT AMENDMENT NO. 7 TO CREDIT AGREEMENT THIS AMENDMENT NO. 7 TO CREDIT AGREEMENT (this “Amendment”), entered into as of June 29, 2017, is by and between Koss Corporation, a Delaware corporation (“Borrower”), and JPMorgan Chase Bank, N.A. (“Lender”) under the Credit Agreement defined below. W I T N E S S E T H: WHEREAS, Bor

August 24, 2017 EX-99.1

Koss Corp Releases Fourth Quarter Results

Exhibit Exhibit 99.1 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss August 24, 2017 Chairman & CEO (414) 964-5000 [email protected] Koss Corp Releases Fourth Quarter Results Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, has reported its fourth quarter results for the quarter and year ended June 30, 2017 . Sales for the fourth quarter we

August 24, 2017 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Document UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 24, 2017 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission

May 17, 2017 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

Document UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 17, 2017 (May 12, 2017) Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation)

May 12, 2017 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q

Index UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended March 31, 2017 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 0-3295 KOSS CORPORATION (Exact Name of Registrant as Specif

May 11, 2017 EX-99.1

Koss Corp Releases Third Quarter Results

Exhibit Exhibit 99.1 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss May 11, 2017 Chairman & CEO (414) 964-5000 [email protected] Koss Corp Releases Third Quarter Results Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, has reported its third quarter results for the quarter ended March 31, 2017 . Sales for the third quarter were $4,773,915

May 11, 2017 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Document UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 11, 2017 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission Fil

May 2, 2017 SD

Koss FORM SD

Document UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report KOSS CORPORATION (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other jurisdiction of incorporation or organization) Commission File Number (I.R.S. Employer Identification No.) 4129 North Port Washington Avenue, Milwaukee, Wisconsin 532

March 9, 2017 8-K

Koss CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES (Current Report/Significant Event)

Document UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 9, 2017 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission Fi

February 10, 2017 SC 13G/A

KOSS / Koss Corp. / PRINCIPAL FINANCIAL GROUP INC - 13G/A KOSS CORPORATION AMDT 3 123116 Passive Investment

CUSIP No. 500692108 13G/A Page 1 of 5 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 3)* Koss Corporation (Name of Issuer) Common Stock, par value $0.05 per share (Title of Class of Securities) 500692108 (CUSIP Number) December 31, 2016 (Date of Event Which Requires Filing of this Statement) Check the

January 26, 2017 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Document UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 26, 2017 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission

January 26, 2017 EX-99.1

Koss Corp Releases Second Quarter Earnings

Exhibit Exhibit 99.1 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss January 26, 2017 Chairman & CEO (414) 964-5000 [email protected] Koss Corp Releases Second Quarter Earnings Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, has reported its second quarter results for the quarter ended December 31, 2016 . "It was a difficult quarter with s

January 26, 2017 10-Q

Quarterly Report - 10-Q

Index UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended December 31, 2016 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 0-3295 KOSS CORPORATION (Exact Name of Registrant as Spe

January 26, 2017 EX-10.14

Amendment No. 6 dated October 31, 2016 to Credit Agreement dated May 12, 2010, between Koss Corporation and JPMorgan Chase Bank, N.A. Filed as Exhibit 10.14 to the Company's Quarterly Report on Form 10-Q for the quarter ended December 31, 2016, and incorporated by reference herein.

AMENDMENT NO. 6 TO CREDIT AGREEMENT THIS AMENDMENT NO. 6 TO CREDIT AGREEMENT (this “Amendment”), entered into as of October 31, 2016, is by and between Koss Corporation, a Delaware corporation (“Borrower”), and JPMorgan Chase Bank, N.A. (“Lender”) under the Credit Agreement defined below. W I T N E S S E T H: WHEREAS, Borrower and Lender entered into that certain Credit Agreement dated as of May 1

October 28, 2016 10-Q

Quarterly Report - 10-Q

Index UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended September 30, 2016 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 0-3295 KOSS CORPORATION (Exact Name of Registrant as Sp

October 27, 2016 EX-99.1

Koss Corp Q1 Sales Up 15%

Exhibit Exhibit 99.1 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss October 27, 2016 Chairman & CEO (414) 964-5000 [email protected] Koss Corp Q1 Sales Up 15% Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, has reported its first quarter results for the quarter ended September 30, 2016 . "It is encouraging to see the continued increases i

October 27, 2016 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Document UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 27, 2016 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission

October 12, 2016 8-K

Submission of Matters to a Vote of Security Holders

Document UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 12, 2016 ( October 12, 2016 ) Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incor

August 25, 2016 DEF 14A

Koss DEFINITIVE PROXY STATEMENT

Document UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? D

August 25, 2016 10-K

Annual Report - ANNUAL REPORT PURSUANT TO SECTION 13 AND 15(D)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended June 30, 2016 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 COMMISSION FILE NUMBER 0-3295 KOSS CORPORATION (Exact name of registrant as specified in its char

August 25, 2016 EX-10.13

Amendment No. 5 dated May 31, 2016 to Credit Agreement dated May 12, 2010, between Koss Corporation and JPMorgan Chase Bank, N.A. Filed as Exhibit 10.13 to the Company's Annual Report on Form 10-K for the year ended June 30, 2016, and incorporated by reference herein.

AMENDMENT NO. 5 TO CREDIT AGREEMENT THIS AMENDMENT NO. 5 TO CREDIT AGREEMENT (this “Amendment”), entered into as of May 31, 2016, is by and between Koss Corporation, a Delaware corporation (“Borrower”), and JPMorgan Chase Bank, N.A. (“Lender”) under the Credit Agreement defined below. W I T N E S S E T H: WHEREAS, Borrower and Lender entered into that certain Credit Agreement dated as of May 12, 2

August 25, 2016 EX-10.13

Amendment No. 5 dated May 31, 2016 to Credit Agreement dated May 12, 2010, between Koss Corporation and JPMorgan Chase Bank, N.A. Filed as Exhibit 10.13 to the Company's Annual Report on Form 10-K for the year ended June 30, 2016, and incorporated by reference herein.

AMENDMENT NO. 5 TO CREDIT AGREEMENT THIS AMENDMENT NO. 5 TO CREDIT AGREEMENT (this “Amendment”), entered into as of May 31, 2016, is by and between Koss Corporation, a Delaware corporation (“Borrower”), and JPMorgan Chase Bank, N.A. (“Lender”) under the Credit Agreement defined below. W I T N E S S E T H: WHEREAS, Borrower and Lender entered into that certain Credit Agreement dated as of May 12, 2

August 18, 2016 EX-99.1

Koss Corp Q4 Sales Up 26%

Exhibit Exhibit 99.1 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss August 18, 2016 Chairman & CEO (414) 964-5000 [email protected] Koss Corp Q4 Sales Up 26% Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, has reported its fourth quarter results for the quarter ended June 30, 2016 . "We are very pleased with the strong sales in the fourth

August 18, 2016 EX-99.1

Koss Corp Q4 Sales Up 26%

Exhibit Exhibit 99.1 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss August 18, 2016 Chairman & CEO (414) 964-5000 [email protected] Koss Corp Q4 Sales Up 26% Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, has reported its fourth quarter results for the quarter ended June 30, 2016 . "We are very pleased with the strong sales in the fourth

August 18, 2016 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Document UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 18, 2016 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission

August 18, 2016 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Document UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 18, 2016 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission

May 31, 2016 SD

Koss FORM SD

Document UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report KOSS CORPORATION (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other jurisdiction of incorporation or organization) Commission File Number (I.R.S. Employer Identification No.) 4129 North Port Washington Avenue, Milwaukee, Wisconsin 532

May 13, 2016 10-Q

Quarterly Report - 10-Q

Index UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended March 31, 2016 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 0-3295 KOSS CORPORATION (Exact Name of Registrant as Specif

May 12, 2016 8-K

Koss CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES (Current Report/Significant Event)

SEC Document UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 12, 2016 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission

May 12, 2016 EX-99.1

Koss Releases Results for Q3

SEC Exhibit Exhibit 99.1 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss May 12, 2016 Chairman & CEO (414) 964-5000 [email protected] Koss Releases Results for Q3 Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, has reported its third quarter results for the quarter ended March 31, 2016 . "Our sales for the quarter were consistent with last

February 12, 2016 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 12, 2016 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission Fil

February 12, 2016 EX-99.1

Koss Settles Claims Against American Express Company

Exhibit Exhibit 99.1 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss February 12, 2016 President & CEO (414) 964-5000 [email protected] Koss Settles Claims Against American Express Company Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, announced that it has settled the claims between Koss and American Express Company, et al., in the lawsu

January 29, 2016 10-Q

Quarterly Report - 10-Q

Index UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended December 31, 2015 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 0-3295 KOSS CORPORATION (Exact Name of Registrant as Spe

January 28, 2016 EX-99.1

Koss Sales and Net Income Increase for Q2

Exhibit Exhibit 99.1 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss January 28, 2016 Chairman & CEO (414) 964-5000 [email protected] Koss Sales and Net Income Increase for Q2 Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, has reported its second quarter results for the quarter ended December 31, 2015 . "We are pleased to see the increase

January 28, 2016 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 28, 2016 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File

January 22, 2016 SC 13G/A

KOSS / Koss Corp. / PRINCIPAL FINANCIAL GROUP INC - SC 13G/A KOSS CORPORATION AMEND NO. 2 - 2015 Passive Investment

CUSIP No. 500692108 13G/A Page 1 of 5 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2) * Koss Corporation (Name of Issuer) Common Stock, par value $0.05 per share (Title of Class of Securities) 500692108 (CUSIP Number) December 31, 2015 (Date of Event Which Requires Filing of this Statement) Check the a

October 30, 2015 10-Q

Quarterly Report - 10-Q

Index UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended September 30, 2015 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 0-3295 KOSS CORPORATION (Exact Name of Registrant as Sp

October 29, 2015 EX-99.1

Koss Corporation Reports First Quarter Results

Exhibit Exhibit 99.1 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss October 29, 2015 Chairman & CEO (414) 964-5000 [email protected] Koss Corporation Reports First Quarter Results Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, has reported its first quarter results for the quarter ended September 30, 2015 . Sales for the first quarter we

October 29, 2015 8-K

Koss CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES (Current Report/Significant Event)

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 29, 2015 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File

October 15, 2015 8-K

Koss CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES (Current Report/Significant Event)

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 15, 2015 ( October 14, 2015 ) Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporat

August 28, 2015 10-K

Annual Report - ANNUAL REPORT PURSUANT TO SECTION 13 AND 15(D)

10-K 1 fy201510-k.htm ANNUAL REPORT PURSUANT TO SECTION 13 AND 15(D) UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended June 30, 2015 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 COMMISSION FILE NUMBER 0-329

August 28, 2015 EX-10.12

Amendment No. 4 dated July 29, 2015 to Credit Agreement dated May 12, 2010, between Koss Corporation and JPMorgan Chase Bank, N.A. Filed as Exhibit 10.12 to the Company's Annual Report on Form 10-K for the year ended June 30, 2015, and incorporated by reference herein.

AMENDMENT NO. 4 TO CREDIT AGREEMENT THIS AMENDMENT NO. 4 TO CREDIT AGREEMENT (this ?Amendment?), entered into as of July 29, 2015, is by and between Koss Corporation, a Delaware corporation (?Borrower?), and JPMorgan Chase Bank, N.A. (?Lender?) under the Credit Agreement defined below. W I T N E S S E T H: WHEREAS, Borrower and Lender entered into that certain Credit Agreement dated as of May 12,

August 27, 2015 DEF 14A

Koss DEFINITIVE PROXY STATEMENT

DEF 14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? De

August 21, 2015 EX-99.1

Koss Corporation Returns to Profitability

Exhibit Exhibit 99.1 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss August 20, 2015 President & CEO (414) 964-5000 [email protected] Koss Corporation Returns to Profitability Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, has reported its fourth quarter results for the quarter ended June 30, 2015 . Sales for the fourth quarter were $5,71

August 21, 2015 8-K

Koss CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES (Current Report/Significant Event)

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 20, 2015 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File

May 28, 2015 SD

Koss FORM SD

Form SD May 2015 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report KOSS CORPORATION (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other jurisdiction of incorporation or organization) Commission File Number (I.R.S. Employer Identification No.) 4129 North Port Washington Avenue, Milwaukee, Wisco

May 8, 2015 10-Q

Quarterly Report - 10-Q

Index UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended March 31, 2015 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 0-3295 KOSS CORPORATION (Exact Name of Registrant as Specif

May 7, 2015 8-K

Koss CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES (Current Report/Significant Event)

8-K Cover FY15 Q3 Earnings Press Release UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

May 7, 2015 EX-99.1

Koss Third Quarter Net Sales Jump 39%

Exhibit 99.1 FY15 Q3 Earnings Press Release Exhibit 99.1 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss May 7, 2015 President & CEO (414) 964-5000 [email protected] Koss Third Quarter Net Sales Jump 39% Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, has reported its third quarter results for the quarter ended March 31, 2015 . Sales for t

February 13, 2015 SC 13G/A

KOSS / Koss Corp. / PRINCIPAL FINANCIAL GROUP INC - SC 13G/A KOSS CORPORATION AMEND NO. 1 - 2014 Passive Investment

CUSIP No. 500692108 13G/A Page 1 of 5 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 1) * Koss Corporation (Name of Issuer) Common Stock, par value $0.05 per share (Title of Class of Securities) 500692108 (CUSIP Number) December 31, 2014 (Date of Event Which Requires Filing of this Statement) Check the

January 30, 2015 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 29, 2015 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Num

January 30, 2015 EX-99.1

Koss Reports Increased Sales and Profits for Second Quarter

Exhibit 99.1 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss January 29, 2015 President & CEO (414) 964-5000 [email protected] Koss Reports Increased Sales and Profits for Second Quarter Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, has reported its second quarter results for the quarter ended December 31, 2014. "Given the recent challen

January 30, 2015 10-Q

Quarterly Report - 10-Q

Index UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended December 31, 2014 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 0-3295 KOSS CORPORATION (Exact Name of Registrant as Spe

November 6, 2014 EX-99.1

NASDAQ Approves Koss' Application to Transfer to the Capital Market

Exhibit 99.1 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss November 6, 2014 President & CEO (414) 964-5000 [email protected] NASDAQ Approves Koss' Application to Transfer to the Capital Market Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, announced that on November 5, 2014, NASDAQ notified Koss that the Company’s application to list it

November 6, 2014 8-K

Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 6, 2014 (November 5, 2014) Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (

October 31, 2014 10-Q

Quarterly Report - 10-Q

Index UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended September 30, 2014 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 0-3295 KOSS CORPORATION (Exact Name of Registrant as Sp

October 24, 2014 8-K

Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 24, 2014 (October 20, 2014) Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (

October 24, 2014 EX-99.1

Koss Plans Move to NASDAQ Capital Market

Exhibit 99.1 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss October 24, 2014 President & CEO (414) 964-5000 [email protected] Koss Plans Move to NASDAQ Capital Market Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, plans to apply to move from the NASDAQ Global Market to the NASDAQ Capital Market. Management believes that the Capital Marke

October 22, 2014 EX-99.1

European Sales Continue to Sag as Koss Reports Quarterly Results

Exhibit 99.1 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss October 22, 2014 President & CEO (414) 964-5000 [email protected] European Sales Continue to Sag as Koss Reports Quarterly Results Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, has reported its first quarter results for the quarter ended September 30, 2014. "Sales, especially i

October 22, 2014 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 22, 2014 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Num

October 15, 2014 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 15, 2014 (October 15, 2014) Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (

September 5, 2014 SD

KOSS / Koss Corp. SD - - FORM SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report KOSS CORPORATION (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other jurisdiction of incorporation or organization) Commission File Number (I.R.S. Employer Identification No.) 4129 North Port Washington Avenue, Milwaukee, Wisconsin 53212 (Addre

August 28, 2014 EX-10.15

Amendment No. 2 dated July 24, 2013 to Credit Agreement dated May 12, 2010, between Koss Corporation and JPMorgan Chase Bank, N.A. Filed as Exhibit 10.15 to the Company's Annual Report on Form 10-K for the year ended June 30, 2014, and incorporated by reference herein.

AMENDMENT NO. 2 TO CREDIT AGREEMENT THIS AMENDMENT NO. 2 TO CREDIT AGREEMENT (this ?Amendment?), entered into as of July 24, 2013, is by and between Koss Corporation, a Delaware corporation (?Borrower?), and JPMorgan Chase Bank, N.A. (?Lender?) under the Credit Agreement defined below. W I T N E S S E T H: WHEREAS, Borrower and Lender entered into that certain Credit Agreement dated as of May 12,

August 28, 2014 10-K

Annual Report - ANNUAL REPORT PURSUANT TO SECTION 13 AND 15(D)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended June 30, 2014 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 COMMISSION FILE NUMBER 0-3295 KOSS CORPORATION (Exact name of registrant as specified in its char

August 28, 2014 EX-10.16

Amendment No. 3 dated July 23, 2014 to Credit Agreement dated May 12, 2010, between Koss Corporation and JPMorgan Chase Bank, N.A. Filed as Exhibit 10.16 to the Company's Annual Report on Form 10-K for the year ended June 30, 2014, and incorporated by reference herein.

AMENDMENT NO. 3 TO CREDIT AGREEMENT THIS AMENDMENT NO. 3 TO CREDIT AGREEMENT (this ?Amendment?), entered into as of July 23, 2014, is by and between Koss Corporation, a Delaware corporation (?Borrower?), and JPMorgan Chase Bank, N.A. (?Lender?) under the Credit Agreement defined below. W I T N E S S E T H: WHEREAS, Borrower and Lender entered into that certain Credit Agreement dated as of May 12,

August 28, 2014 DEF 14A

KOSS / Koss Corp. DEF 14A - - DEFINITIVE PROXY STATEMENT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ý Definitive

August 27, 2014 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 27, 2014 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Numb

August 27, 2014 EX-99.1

Koss Reports Loss for the Year

Exhibit 99.1 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss August 27, 2014 President & CEO (414) 964-5000 [email protected] Koss Reports Loss for the Year Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, has reported its fourth quarter results for the quarter ended June 30, 2014. "The Company had extremely disappointing results in the pas

May 15, 2014 10-Q

Quarterly Report - 10-Q

Index UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 for the quarterly period ended March 31, 2014 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 0-3295 KOSS CORPORATION (Exact Name of Registrant as Specif

May 14, 2014 EX-99.1

Koss Cuts Dividend on Slumping Export Sales

Exhibit 99.1 FOR IMMEDIATE RELEASE CONTACT: Michael J. Koss May 14, 2014 President & CEO (414) 964-5000 [email protected] Koss Cuts Dividend on Slumping Export Sales Milwaukee, Wisconsin: Koss Corporation (NASDAQ SYMBOL: KOSS), the U.S. based high-fidelity headphone company, has reported its third quarter results for the quarter ended March 31, 2014. "The Company has experienced continued low sales

May 14, 2014 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 14, 2014 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Number)

February 14, 2014 10-Q

Quarterly Report - 10-Q

Q2 FY14 10-Q Index UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

February 13, 2014 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 13, 2014 Koss Corporation (Exact name of registrant as specified in its charter) Delaware 0-3295 39-1168275 (State or other Jurisdiction of Incorporation) (Commission File Nu

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