UCLE / US Nuclear Corp. - تصريحات هيئة الأوراق المالية والبورصات، التقرير السنوي، بيان الوكيل

الشركة النووية الامريكية
US ˙ OTCPK

الإحصائيات الأساسية
CIK 1543623
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 US Nuclear Corp.
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 22, 2025 EX-3.4I

FIRST AMENDMENT TO CERTIFICATE OF AMENDMENT OF CERTIFICATE OF INCORPORATION AND CERTIFICATE OF DESIGNATION OF SERIES A CONVERTIBLE PREFERRED STOCK OF US NUCLEAR CORP (Pursuant to Section 151 of the Delaware General Corporation Law)

Exhibit 3.4.1 FIRST AMENDMENT TO CERTIFICATE OF AMENDMENT OF CERTIFICATE OF INCORPORATION AND CERTIFICATE OF DESIGNATION OF SERIES A CONVERTIBLE PREFERRED STOCK OF US NUCLEAR CORP (Pursuant to Section 151 of the Delaware General Corporation Law) The undersigned, Robert I. Goldstein, as the President of US Nuclear Corp, a Delaware corporation (“Corporation”), hereby certifies that pursuant to the a

August 22, 2025 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended MARCH 31, 2025 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) O

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended MARCH 31, 2025 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 (Exact name of registrant as specified in its charter) Delaware 45-4535739 Sta

June 25, 2025 EX-4.2

Description of Securities

Exhibit 4.2 Private Placement Memorandum (Rule 506(b) of Regulation D) US NUCLEAR CORP. A Delaware Corporation Up to 8,122 Shares at $1,000/Share (Series A Convertible Preferred Stock) This Private Placement Memorandum (“Offering”) is presented by US Nuclear Corp., a Delaware corporation (“UCLE”), on a confidential basis to the recipient hereof (“Offeree”). This Offering is for the sale and purcha

June 25, 2025 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) ☒ ANNUAL REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 ☐ TRANSITION REPORT UNDER SECTIO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) ☒ ANNUAL REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 000-54617 US NUCLEAR CORP. (Exact name o

March 31, 2025 NT 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one): ☒ Form 10-K ☐ Form 20-F ☐ Form 11-K ☐ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: December 31, 2024 ☐ Tra

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one): ☒ Form 10-K ☐ Form 20-F ☐ Form 11-K ☐ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: December 31, 2024 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on Form 11-K ☐ Transition Report on Form 10-Q ☐ Transition Report on Form N-SAR For the Transition Period Ended: Read Instruction Before Preparing Form.

December 20, 2024 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 19, 2024 US NUCLEAR CORP (Exact name of registrant as specified in its charter) Delaware 000-54617 45-4535739 (state or other jurisdiction of incorporation) (Commission File

December 12, 2024 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 12, 2024 US NUCLEAR CORP (Exact name of registrant as specified in its charter) Delaware 000-54617 45-4535739 (state or other jurisdiction of incorporation) (Commission File

November 27, 2024 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended SEPTEMBER 30, 2024 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended SEPTEMBER 30, 2024 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 (Exact name of registrant as specified in its charter) Delaware 45-4535739

November 27, 2024 EX-3.4

Certificate of Designation of Preferred Shares

Exhibit 3.4 CERTIFICATE OF DESIGNATION OF SERIES A CONVERTIBLE PREFERRED STOCK OF US NUCLEAR CORP (Pursuant to Section 151 of the Delaware General Corporation Law) The undersigned, Robert I. Goldstein, as the President of US Nuclear Corp, a Delaware corporation ("Corporation"), hereby certifies that pursuant to the authority contained in Article IV of the Corporation's Certificate oflncorporation

November 15, 2024 NT 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one): ☐ Form 10-K ☐ Form 20-F ☐ Form 11-K ☒ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: September 30, 2024

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one): ☐ Form 10-K ☐ Form 20-F ☐ Form 11-K ☒ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: September 30, 2024 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on Form 11-K ☐ Transition Report on Form 10-Q ☐ Transition Report on Form N-SAR For the Transition Period Ended: Read Instruction Before Preparing Form.

October 4, 2024 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended JUNE 30, 2024 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended JUNE 30, 2024 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 (Exact name of registrant as specified in its charter) Delaware 45-4535739 Stat

August 16, 2024 NT 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one): ☐ Form 10-K ☐ Form 20-F ☐ Form 11-K ☒ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: June 30, 2024

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one): ☐ Form 10-K ☐ Form 20-F ☐ Form 11-K ☒ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: June 30, 2024 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on Form 11-K ☐ Transition Report on Form 10-Q ☐ Transition Report on Form N-SAR For the Transition Period Ended: Read Instruction Before Preparing Form.

August 1, 2024 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended MARCH 31, 2024 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) O

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended MARCH 31, 2024 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 (Exact name of registrant as specified in its charter) Delaware 45-4535739 Sta

May 16, 2024 NT 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one): ☐ Form 10-K ☐ Form 20-F ☐ Form 11-K ☒ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: March 31, 2024 ☐ Transi

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one): ☐ Form 10-K ☐ Form 20-F ☐ Form 11-K ☒ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: March 31, 2024 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on Form 11-K ☐ Transition Report on Form 10-Q ☐ Transition Report on Form N-SAR For the Transition Period Ended: Read Instruction Before Preparing Form.

May 10, 2024 EX-4.2

Description of Securities

Exhibit 4.2 Description of the Company’s Common Stock Registered Under Section 12 of the Exchange Act of 1934 The following is a summary of the current material terms of our capital stock. Because it is only a summary, it does not contain all information that may be important to you. Therefore, you should read carefully the more detailed provisions of our certificate of incorporation and bylaws. A

May 10, 2024 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) ☒ ANNUAL REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 ☐ TRANSITION REPORT UNDER SECTIO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) ☒ ANNUAL REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 000-54617 US NUCLEAR CORP. (Exact name o

March 29, 2024 NT 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one): ☒ Form 10-K ☐ Form 20-F ☐ Form 11-K ☐ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: September 30, 2022 ☐ Tr

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one): ☒ Form 10-K ☐ Form 20-F ☐ Form 11-K ☐ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: September 30, 2022 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on Form 11-K ☐ Transition Report on Form 10-Q ☐ Transition Report on Form N-SAR For the Transition Period Ended: Read Instruction Before Preparing Form.

November 20, 2023 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended SEPTEMBER 30, 2023 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended SEPTEMBER 30, 2023 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 (Exact name of registrant as specified in its charter) Delaware 45-4535739

November 14, 2023 NT 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one): ☐ Form 10-K ☐ Form 20-F ☐ Form 11-K ☒ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: September 30, 2023 ☐ Tr

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one): ☐ Form 10-K ☐ Form 20-F ☐ Form 11-K ☒ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: September 30, 2023 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on Form 11-K ☐ Transition Report on Form 10-Q ☐ Transition Report on Form N-SAR For the Transition Period Ended: Read Instruction Before Preparing Form.

October 10, 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 10, 2023

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 10, 2023 US NUCLEAR CORP (Exact name of registrant as specified in its charter) Delaware 000-54617 45-4535739 (state or other jurisdiction of incorporation) (Commission File N

August 21, 2023 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended JUNE 30, 2023 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended JUNE 30, 2023 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 (Exact name of registrant as specified in its charter) Delaware 45-4535739 Stat

August 18, 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 17, 2023 US Nuclear Corp (

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 17, 2023 US Nuclear Corp (Exact name of registrant as specified in its charter) Delaware (DE) 000-54617 45-4535739 (State or other jurisdiction of incorporation) (Commission Fi

August 11, 2023 NT 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one): ☐ Form 10-K ☐ Form 20-F ☐ Form 11-K ☒ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: June 30, 2023 ☐ Transit

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one): ☐ Form 10-K ☐ Form 20-F ☐ Form 11-K ☒ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: June 30, 2023 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on Form 11-K ☐ Transition Report on Form 10-Q ☐ Transition Report on Form N-SAR For the Transition Period Ended: Read Instruction Before Preparing Form.

June 28, 2023 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended MARCH 31, 2023 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) O

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended MARCH 31, 2023 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 (Exact name of registrant as specified in its charter) Delaware 45-4535739 Sta

May 16, 2023 NT 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one): ☐ Form 10-K ☐ Form 20-F ☐ Form 11-K ☒ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: March 31, 2023 ☐ Transi

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one): ☐ Form 10-K ☐ Form 20-F ☐ Form 11-K ☒ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: March 31, 2023 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on Form 11-K ☐ Transition Report on Form 10-Q ☐ Transition Report on Form N-SAR For the Transition Period Ended: Read Instruction Before Preparing Form.

May 12, 2023 EX-4.2

Description of Securities

Exhibit 4.2 Description of the Company’s Common Stock Registered Under Section 12 of the Exchange Act of 1934 The following is a summary of the current material terms of our capital stock. Because it is only a summary, it does not contain all information that may be important to you. Therefore, you should read carefully the more detailed provisions of our certificate of incorporation and bylaws. A

May 12, 2023 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) ☒ ANNUAL REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 ☐ TRANSITION REPORT UNDER SECTIO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) ☒ ANNUAL REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 000-54617 US NUCLEAR CORP. (Exact name o

March 31, 2023 NT 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one): ☒ Form 10-K ☐ Form 20-F ☐ Form 11-K ☐ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: December 31, 2022 ☐ Tra

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one): ☒ Form 10-K ☐ Form 20-F ☐ Form 11-K ☐ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: December 31, 2022 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on Form 11-K ☐ Transition Report on Form 10-Q ☐ Transition Report on Form N-SAR For the Transition Period Ended: Read Instruction Before Preparing Form.

November 22, 2022 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended SEPTEMBER 30, 2022 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended SEPTEMBER 30, 2022 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 (Exact name of registrant as specified in its charter) Delaware 45-4535739

November 14, 2022 NT 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one): ☐ Form 10-K ☐ Form 20-F ☐ Form 11-K ☒ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: September 30, 2022 ☐ Tr

NT 10-Q 1 ea168634-nt10qusnuclear.htm NOTIFICATION OF LATE FILING UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one): ☐ Form 10-K ☐ Form 20-F ☐ Form 11-K ☒ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: September 30, 2022 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on

September 27, 2022 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended JUNE 30, 2022 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended JUNE 30, 2022 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 (Exact name of registrant as specified in its charter) Delaware 45-4535739 Stat

August 15, 2022 NT 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one): ☐ Form 10-K ☐ Form 20-F ☐ Form 11-K ☒ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: June 30, 2022 ☐ Transit

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one): ? Form 10-K ? Form 20-F ? Form 11-K ? Form 10-Q ? Form 10-D ? Form N-SAR ? Form N-CSR For Period Ended: June 30, 2022 ? Transition Report on Form 10-K ? Transition Report on Form 20-F ? Transition Report on Form 11-K ? Transition Report on Form 10-Q ? Transition Report on Form N-SAR For the Transition Period Ended: Read Instruction Before Preparing Form.

July 21, 2022 CORRESP

7051 Eton Avenue, Canoga Park, CA 91303 July 21, 2022

7051 Eton Avenue, Canoga Park, CA 91303 July 21, 2022 FILED ON EDGAR U.S. Securities and Exchange Commission Attn: Division of Corporate Finance 100 F Street NE Washington, DC 20549 Re: US Nuclear Corp. Registration Statement on Form S-1 Filed July 20, 2022 File No. 333-265999 REQUEST FOR ACCELERATION OF EFFECTIVENESS To Whom It May Concern: Pursuant to Rule 461, promulgated under the Securities A

July 20, 2022 S-1/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-1/A REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Amendment No. 2 US NUCLEAR CORP. (Exact Name of Registrant as Specified in its Charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-1/A REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Amendment No. 2 US NUCLEAR CORP. (Exact Name of Registrant as Specified in its Charter) Delaware 3829 45-4535739 (State or other jurisdiction (Primary Standard Industrial (I.R.S. Employer incorporation or organization) Classification Code Number) Identification

July 19, 2022 EX-FILING FEES

Filing Fee Table

EX-FILING FEES 4 ea163050ex-feeusnuclear.htm FILING FEE TABLE Exhibit 107 Calculation of Filing Fee Tables FORM S-1 ………….. (Form Type) US NUCLEAR CORP. …………………………………………………….. (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 Proposed Maximum Offerin

July 19, 2022 S-1/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-1/A REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Amendment No. 1 US NUCLEAR CORP. (Exact Name of Registrant as Specified in its Charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-1/A REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Amendment No. 1 US NUCLEAR CORP. (Exact Name of Registrant as Specified in its Charter) Delaware 3829 45-4535739 (State or other jurisdiction (Primary Standard Industrial (I.R.S. Employer incorporation or organization) Classification Code Number) Identification

July 6, 2022 DEL AM

July 5, 2022

DEL AM 1 ea162457-delamusnuclear.htm DEL AM July 5, 2022 VIA EDGAR U.S. Securities and Exchange Commission Division of Corporate Finance 100 F Street, NE Washington, DC 20549 RE: US Nuclear Corp. Registration Statement on Form S-1 File No. 333-265999 To Whom It May Concern: Please allow this correspondence to serve as an amendment to the Registration Statement on Form S-1 filed by US Nuclear Corp.

June 30, 2022 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: June 30, 2022 US Nuclear Corp. (EXACT NAME OF REGISTRANT AS SPECIFIED IN CHARTER) Delaware 000-54617 45-4535739 (STATE OR OTHER JURISDICTION OF INCORPORATION OR ORGANIZATION) (COMMISSION FILE NO.) (IRS EMPLOYEE IDENTI

June 30, 2022 EX-FILING FEES

Filing Fee Table

EX-FILING FEES 4 ea162242ex-feeusnuclear.htm FILING FEE TABLE Exhibit 107 Calculation of Filing Fee Tables FORM S-1 ………….. (Form Type) US NUCLEAR CORP. …………………………………………………….. (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 Proposed Maximum Offerin

June 30, 2022 S-1

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 US NUCLEAR CORP. (Exact Name of Registrant as Specified in its Charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 US NUCLEAR CORP. (Exact Name of Registrant as Specified in its Charter) Delaware 3829 45-4535739 (State or other jurisdiction (Primary Standard Industrial (I.R.S. Employer incorporation or organization) Classification Code Number) Identification Number) 7051 Eton

May 23, 2022 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended MARCH 31, 2022 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) O

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ? QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended MARCH 31, 2022 ? TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 (Exact name of registrant as specified in its charter) Delaware 45-4535739 Sta

May 17, 2022 NT 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 12b-25 NOTIFICATION OF LATE FILING

NT 10-Q 1 ea160098-nt10qusnuclear.htm NOTIFICATION OF LATE FILING UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 12b-25 NOTIFICATION OF LATE FILING (Check one): ☐ Form 10-K ☐ Form 20-F ☐ Form 11-K ☒ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: March 31, 2022 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on F

May 16, 2022 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: May 16, 2022 US Nuclear Corp. (EXACT NAME OF REGISTRANT AS SPECIFIED IN CHARTER) Delaware 000-54617 45-4535739 (STATE OR OTHER JURISDICTION OF INCORPORATION OR ORGANIZATION) (COMMISSION FILE NO.) (IRS EMPLOYEE IDENTIF

May 16, 2022 EX-99.1

SECURITIES PURCHASE AGREEMENT

Exhibit 99.1 SECURITIES PURCHASE AGREEMENT This SECURITIES PURCHASE AGREEMENT (the ?Agreement?), dated as of May 5, 2022, by and between US NUCLEAR CORP., a Delaware corporation, with headquarters located at 7051 Eton Avenue, Canoga Park, CA 91303 (the ?Company?), and Mast Hill Fund, L.P., a Delaware limited partnership, with its address at 48 Parker Road, Wellesley, MA 02482 (the ?Buyer?). WHEREA

April 15, 2022 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) ☒ ANNUAL REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 ☐ TRANSITION REPORT UNDER SECTIO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) ? ANNUAL REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 ? TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 000-54617 US NUCLEAR CORP. (Exact name o

March 30, 2022 NT 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 12b-25 NOTIFICATION OF LATE FILING

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 12b-25 NOTIFICATION OF LATE FILING (Check one): ? Form 10-K ? Form 20-F ? Form 11-K ? Form 10-Q ? Form 10-D ? Form N-SAR ? Form N-CSR For Period Ended: December 31, 2021 ? Transition Report on Form 10-K ? Transition Report on Form 20-F ? Transition Report on Form 11-K ? Transition Report on Form 10-Q ? Transition Report o

November 9, 2021 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended SEPTEMBER 30, 2021 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended SEPTEMBER 30, 2021 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 (Exact name of registrant as specified in its charter) Delaware 45-4535739

September 20, 2021 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended JUNE 30, 2021 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended JUNE 30, 2021 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 (Exact name of registrant as specified in its charter) Delaware 45-4535739 Stat

August 24, 2021 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended MARCH 31, 2021 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) O

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended MARCH 31, 2021 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 (Exact name of registrant as specified in its charter) Delaware 45-4535739 Sta

July 29, 2021 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) ☒ ANNUAL REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2020 ☐ TRANSITION REPORT UNDER SECTIO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) ? ANNUAL REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2020 ? TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 000-54617 US NUCLEAR CORP. (Exact name o

March 31, 2021 NT 10-K

- NOTIFICATION OF LATE FILING

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 12b-25 NOTIFICATION OF LATE FILING (Check one): ☒ Form 10-K ☐ Form 20-F ☐ ☐ Form 11-K ☐ Form 10-Q ☐ Form 10-D ☐ Form N-CEN ☐ Form N-CSR For Period Ended: December 31, 2020 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on Form 11-K ☐ Transition Report on Form 10-Q For the Transition

January 6, 2021 8-K

Financial Statements and Exhibits, Other Events

8-K 1 ea132843-8kusnuclearcorp.htm CURRENT REPORT 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: January 6, 2021 US Nuclear Corp. (EXACT NAME OF REGISTRANT AS SPECIFIED IN CHARTER) Delaware 000-54617 45-4535739 (STATE OR OTHER JURISDICTION OF INCORPORATION OR ORGA

January 6, 2021 EX-99.1

US NUCLEAR 2019 Convertible Debenture Now Fully Converted, Closed, and Flat

EX-99.1 2 ea132843ex99-1usnuclearcorp.htm PRESS RELEASE Exhibit 99.1 US NUCLEAR 2019 Convertible Debenture Now Fully Converted, Closed, and Flat Los Angeles, CA. January 6, 2020 – On November 25, 2019, US Nuclear Corp. (OTC: UCLE) closed on its Securities Purchase Agreement with YA II PN, Ltd., as disclosed on Form 8-K. The Convertible Debenture given by the company in the amount of $500,000 was f

November 18, 2020 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended SEPTEMBER 30, 2020 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(

10-Q 1 f10q0920usnuclearcorp.htm QUARTERLY REPORT U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended SEPTEMBER 30, 2020 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 (Exact name of registran

November 16, 2020 NT 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 12b-25 NOTIFICATION OF LATE FILING

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 12b-25 NOTIFICATION OF LATE FILING (Check one): ☐ Form 10-K ☐ Form 20-F ☐ Form 11-K ☒ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: September 30, 2020 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on Form 11-K ☐ Transition Report on Form 10-Q ☐ Transition Report

September 18, 2020 10-Q

Quarterly Report - QUARTERLY REPORT

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended JUNE 30, 2020 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 (Exact name of registrant as specified in its charter) Delaware 45-4535739 Stat

August 25, 2020 10-Q

Quarterly Report - QUARTERLY REPORT

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended MARCH 31, 2020 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 (Exact name of registrant as specified in its charter) Delaware 45-4535739 Sta

August 17, 2020 NT 10-Q

- NOTIFICATION OF LATE FILING

NT 10-Q 1 ea125607-nt10qusnuclear.htm NOTIFICATION OF LATE FILING UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 12b-25 NOTIFICATION OF LATE FILING (Check one): ☐ Form 10-K ☐ Form 20-F ☐ Form 11-K ☒ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: June 30, 2020 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on Fo

July 2, 2020 10-K

Annual Report - ANNUAL REPORT

10-K 1 f10k2019usnuclearcorp.htm ANNUAL REPORT UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) ☒ ANNUAL REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2019 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file

May 14, 2020 NT 10-K

- FORM NT 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 12b-25 NOTIFICATION OF LATE FILING (Check one): ☒ Form 10-K ☐ Form 20-F ☐ ☐ Form 11-K ☐ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: December 31, 2019 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on Form 11-K ☐ Transition Report on Form 10-Q ☐ Transition Report

May 14, 2020 8-K

Other Events

8-K 1 ea121718-8kusnuclear.htm FORM 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: May 14, 2020 US Nuclear Corp. (EXACT NAME OF REGISTRANT AS SPECIFIED IN CHARTER) Delaware 000-54617 45-4535739 (STATE OR OTHER JURISDICTION OF INCORPORATION OR ORGANIZATION) (CO

March 30, 2020 8-K

Other Events

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: March 30, 2020 US Nuclear Corp. (EXACT NAME OF REGISTRANT AS SPECIFIED IN CHARTER) Delaware 000-54617 45-4535739 (STATE OR OTHER JURISDICTION OF INCORPORATION OR ORGANIZATION) (COMMISSION FILE NO.) (IRS EMPLOYEE IDENT

February 5, 2020 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: February 5, 2020 US Nuclear Corp. (EXACT NAME OF REGISTRANT AS SPECIFIED IN CHARTER) Delaware 000-54617 45-4535739 (STATE OR OTHER JURISDICTION OF INCORPORATION OR ORGANIZATION) (COMMISSION FILE NO.) (IRS EMPLOYEE IDE

February 5, 2020 EX-99

Independent Contractor Agreement (UCLE)

February 5, 2020 EX-99

Stock Purchase Agreement (Grapheton)

February 5, 2020 EX-99

Independent Contractor Agreement (Goldstein)

EX-99 4 ex993.htm INDEPENDENT CONTRACTOR AGREEMENT (GOLDSTEIN)

December 2, 2019 EX-99

SECURITIES PURCHASE AGREEMENT

EX-99 2 exh991.htm EXHIBIT 99.1 SECURITIES PURCHASE AGREEMENT THIS SECURITIES PURCHASE AGREEMENT (this “Agreement”), dated as of November 25, 2019, is between US NUCLEAR CORP., a company incorporated under the laws of the State of Delaware (the “Company”), and each of the investors listed on the Schedule of Buyers attached hereto (individually, a “Buyer” and collectively the “Buyers”). WITNESSETH

December 2, 2019 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

8-K 1 ucle8k.htm FORM 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: December 2, 2019 US Nuclear Corp. (EXACT NAME OF REGISTRANT AS SPECIFIED IN CHARTER) Delaware 000-54617 45-4535739 (STATE OR OTHER JURISDICTION OF INCORPORATION OR ORGANIZATION) (COMMISSION F

November 19, 2019 10-Q

UCLE / US Nuclear Corp. 10-Q - Quarterly Report - QUARTERLY REPORT

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended SEPTEMBER 30, 2019 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 (Exact name of registrant as specified in its charter) Delaware 45-4535739

November 14, 2019 NT 10-Q

UCLE / US Nuclear Corp. NT 10-Q - - NOTIFICATION OF LATE FILING

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 12b-25 NOTIFICATION OF LATE FILING (Check one): ☐ Form 10-K ☐ Form 20-F ☐ Form 11-K ☒ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: September 30, 2019 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on Form 11-K ☐ Transition Report on Form 10-Q ☐ Transition Report

September 20, 2019 SC 13D/A

UCLE / US Nuclear Corp. / Chiang Richard - SC 13D/A Activist Investment

SC 13D/A 1 sch13da.htm SC 13D/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D/A Under The Securities Exchange Act of 1934 US NUCLEAR CORP. (Name of Issuer) Common Stock, $0.0001 Par Value Per Share (Title of Class of Securities) 91733U106 (CUSIP Number) Richard Chiang 460 Brannan Street, Suite 78064 San Francisco, CA 94107 Telephone: (415) 841 3570 Email: rch

August 16, 2019 10-Q

UCLE / US Nuclear Corp. 10-Q - Quarterly Report - QUARTERLY REPORT

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended JUNE 30, 2019 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 (Exact name of registrant as specified in its charter) Delaware 45-4535739 Stat

August 14, 2019 NT 10-Q

UCLE / US Nuclear Corp. NT 10-Q - - NOTIFICATION OF LATE FILING

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 12b-25 NOTIFICATION OF LATE FILING (Check one): ☐ Form 10-K ☐ Form 20-F ☐ Form 11-K ☒ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: June 30, 2019 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on Form 11-K ☐ Transition Report on Form 10-Q ☐ Transition Report on Fo

June 14, 2019 EX-16.1

Letter from MaloneBailey LLP

EX-16.1 2 f8k061019ex16-1usnuclear.htm LETTER FROM MALONEBAILEY LLP Exhibit 16.1 June 13, 2019 U.S. Securities and Exchange Commission 100 F Street, N.E. Washington, DC 20549 We have read the statements under Item 4.01 of the Current Report on Form 8-K of US Nuclear Corp. to be filed with the Securities and Exchange Commission on or about June 13, 2019. We agree with all statements pertaining to u

June 14, 2019 8-K

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: June 12, 2019 DATE OF EARLIEST REPORTED EVENT: June 10, 2019 US Nuclear Corp. (EXACT NAME OF REGISTRANT AS SPECIFIED IN CHARTER) Delaware 000-54617 45-4535739 (STATE OR OTHER JURISDICTION OF INCORPORATION OR ORGANIZAT

May 30, 2019 EX-99.1

Employment Agreement

Exhibit 99.1

May 30, 2019 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, 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: May 30, 2019 US Nuclear Corp. (EXACT NAME OF REGISTRANT AS SPECIFIED IN CHARTER) Delaware 000-54617 45-4535739 (STATE OR OTHER JURISDICTION OF INCORPORATION OR ORGANIZATION) (COMMISSION FILE NO.) (IRS EMPLOYEE IDENTIF

May 20, 2019 10-Q

UCLE / US Nuclear Corp. 10-Q - Quarterly Report - QUARTERLY REPORT

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended MARCH 31, 2019 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 U S NUCLEAR CORP. (Exact name of registrant as specified in its charter) Delaw

May 15, 2019 NT 10-Q

UCLE / US Nuclear Corp. NT 10-Q NOTIFICATION OF LATE FILING

NT 10-Q 1 extf10q0319usnuclear.htm NOTIFICATION OF LATE FILING UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 12b-25 NOTIFICATION OF LATE FILING (Check one): ☐ Form 10-K ☐ Form 20-F ☐ Form 11-K ☒ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: March 31, 2019 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on Form

April 17, 2019 10-K

UCLE / US Nuclear Corp. 10-K (Annual Report)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) ☒ ANNUAL REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACTOF 1934 For the fiscal year ended December 31, 2018 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGEACT OF 1934 For the transition period from to Commission file number 000-54617 US NUCLEAR CORP. (Exact name of

April 1, 2019 NT 10-K

UCLE / US Nuclear Corp. NT 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 12b-25 NOTIFICATION OF LATE FILING (Check one): [x] Form 10-K [ ] Form 20-F [ ] Form 11-K [ ] Form 10-Q [ ] Form 10-D [ ] Form N-SAR [ ] Form N-CSR For Period Ended: December 31, 2018 [ ] Transition Report on Form 10-K [ ] Transition Report on Form 20-F [ ] Transition Report on Form 11-K [ ] Transition Report on Form 10-Q

February 26, 2019 SC 13D/A

UCLE / US Nuclear Corp. / Chiang Richard - SC 13D/A Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D/A Under The Securities Exchange Act of 1934 US NUCLEAR CORP. (Name of Issuer) Common Stock, $0.0001 Par Value Per Share (Title of Class of Securities) 91733U106 (CUSIP Number) Richard Chiang 460 Brannan Street, Suite 78064 San Francisco, CA 94107 Telephone: (415) 841 3570 Email: [email protected] (Name, Address a

November 14, 2018 10-Q

UCLE / US Nuclear Corp. 10-Q (Quarterly Report)

10-Q 1 usnuclear-10q.htm 10-Q U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended SEPTEMBER 30, 2018 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 US NUCLEAR CORP. (Exact name of registrant a

August 21, 2018 10-Q

UCLE / US Nuclear Corp. 10-Q (Quarterly Report)

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended JUNE 30, 2018 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 U S NUCLEAR CORP. (Exact name of registrant as specified in its charter) Delawa

August 14, 2018 NT 10-Q

UCLE / US Nuclear Corp. NT 10-Q

NT 10-Q 1 nt10q.htm NT 10-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 12b-25 NOTIFICATION OF LATE FILING (Check one): [ ] Form 10-K [ ] Form 20-F [ ] Form 11-K [x] Form 10-Q [ ] Form 10-D [ ] Form N-SAR [ ] Form N-CSR For Period Ended: June 30, 2018 [ ] Transition Report on Form 10-K [ ] Transition Report on Form 20-F [ ] Transition Report on Form 11-K [ ] Transi

July 10, 2018 EX-99.1

JOINT FILING AGREEMENT

EXHIBIT 99.1 JOINT FILING AGREEMENT The undersigned hereby agree that the Statement on Schedule 13G filed herewith (and any amendments thereto), relating to the Common Stock of US Nuclear Corp., a Delaware corporation, is being filed jointly with the Securities and Exchange Commission pursuant to Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended, on behalf of each of the undersig

July 10, 2018 SC 13G

UCLE / US Nuclear Corp. / CITADEL SECURITIES LLC - SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G (Rule 13d-102) Information Statement Pursuant to Rules 13d-1 and 13d-2 Under the Securities Exchange Act of 1934 (Amendment No. )* US Nuclear Corp. (Name of Issuer) Common stock, par value $0.0001 per share (Title of Class of Securities) 91733U106 (CUSIP Number) June 30, 2018 Date of Event Which Requires Filing of

July 2, 2018 8-K

Entry into a Material Definitive Agreement

8-K 1 form8k.htm 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): June 5, 2018 US Nuclear Corp. (EXACT NAME OF REGISTRANT AS SPECIFIED IN CHARTER) Delaware 000-54617 45-4535739 (STATE OR OTHER JURISDICTION OF INCORPORATION OR OR

June 8, 2018 EX-10.1

Consent Resolutions

CONSENT RESOLUTIONS OF THE BOARD OF DIRECTORS (US NUCLEAR CORP.) Pursuant to Article Fifth of the Articles of Incorporation for US Nuclear Corp., a Delaware corporation (the “Company”), and Article III, Section 3 and Article IV, Section 1 and Section 5 of the Bylaws of the Company, as amended, the Board of Directors consent, in writing, without a meeting, to the following actions in lieu of a meet

June 8, 2018 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, 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: May 31, 2018 DATE OF EARLIEST REPORTED EVENT: May 31, 2018 US Nuclear Corp. (EXACT NAME OF REGISTRANT AS SPECIFIED IN CHARTER) Delaware 000-54617 45-4535739 (STATE OR OTHER JURISDICTION OF INCORPORATION OR ORGANIZATIO

May 17, 2018 10-Q

UCLE / US Nuclear Corp. 10-Q (Quarterly Report)

10-Q 1 ucle10q.htm 10-Q U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended MARCH 31, 2018 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 US NUCLEAR CORP. (Exact name of registrant as specifie

May 15, 2018 NT 10-Q

UCLE / US Nuclear Corp. NT 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 12b-25 NOTIFICATION OF LATE FILING (Check one): [ ] Form 10-K [ ] Form 20-F [ ] Form 11-K [x] Form 10-Q [ ] Form 10-D [ ] Form N-SAR [ ] Form N-CSR For Period Ended: March 31, 2018 [ ] Transition Report on Form 10-K [ ] Transition Report on Form 20-F [ ] Transition Report on Form 11-K [ ] Transition Report on Form 10-Q [

April 30, 2018 EX-10.3

US Nuclear Insider Trading Policy

US NUCLEAR CORP. INSIDER TRADING POLICY Purpose This Insider Trading Policy (the “Policy”) provides guidelines with respect to transactions in the securities of US Nuclear Corp., a Delaware corporation (the “Company”), and the handling of confidential information about the Company and the companies with which the Company does business. The Company’s Board of Directors has adopted this Policy to pr

April 30, 2018 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Other Events, 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: April 20, 2018 DATE OF EARLIEST REPORTED EVENT: April 19, 2018 US Nuclear Corp. (EXACT NAME OF REGISTRANT AS SPECIFIED IN CHARTER) Delaware 000-54617 45-4535739 (State or other jurisdiction of incorporation or organiz

April 30, 2018 EX-10.1

Consent Resolutions

EX-10.1 3 ex101.htm CONSENT AGREEMENT CONSENT OF BOARD OF DIRECTORS IN LIEU OF MEETING (US NUCLEAR CORP.) NOW COMES the Board of Directors for US Nuclear Corp, a Delaware corporation (the “Company”), hereby consents pursuant to Article IV, Section 5 of the Bylaws to the following action in lieu of a meeting: WHEREAS, the Board of Directors has been advised that the Company has adopted the “US Nucl

April 30, 2018 EX-10.2

Memorandum to Directors and Offices

M E M O R A N D U M TO: Directors, Executive Officers and Other Key Employees FROM: Robert Goldstein (Chairman of the Board, President and Chief Executive Officer) RE: Transactions Involving Company Securities—Our Pre-Clearance and Blackout Periods Procedures and Broker Interface Procedures This memorandum, and the corresponding Insider Trading Policy set forth herein, and the Consent Resolutions of the Board of Directors approving such Insider Trading Policy, shall be incorporated into the books and records of US Nuclear Corp.

April 30, 2018 EX-3

Amended Bylaws

EX-3 2 ex3ii.htm BYLAWS OF US NUCLEAR CORP. These Bylaws are the result of the Consent Resolutions of the Board of Directors dated April 19, 2018 amending specific provisions herein. These Bylaws are effective as of April 19, 2018. ARTICLE I - OFFICES Section 1. The registered office of the corporation in the State of Delaware shall be at 16192 Coastal Highway, in the city of Lewes, County of Suss

April 23, 2018 SC 13D/A

UCLE / US Nuclear Corp. / Chiang Richard - SC 13D/A Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D/A Under The Securities Exchange Act of 1934 US NUCLEAR CORP. (Name of Issuer) Common Stock, $0.0001 Par Value Per Share (Title of Class of Securities) 91733U106 (CUSIP Number) Richard Chiang 460 Brannan Street Suite 78064 San Francisco, CA 94107 Telephone: (415) 713 6957 Email: [email protected] (Name, Address an

April 17, 2018 10-K

UCLE / US Nuclear Corp. 10-K (Annual Report)

10-K 1 ucle10k.htm 10-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) ☒ ANNUAL REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2017 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 000-54617 US NUC

April 2, 2018 NT 10-K/A

UCLE / US Nuclear Corp. NT 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 12b-25 NOTIFICATION OF LATE FILING (Check one): [x] Form 10-K [ ] Form 20-F [ ] Form 11-K [ ] Form 10-Q [ ] Form 10-D [ ] Form N-SAR [ ] Form N-CSR For Period Ended: December 31, 2017 [ ] Transition Report on Form 10-K [ ] Transition Report on Form 20-F [ ] Transition Report on Form 11-K [ ] Transition Report on Form 10-Q

April 2, 2018 NT 10-K

UCLE / US Nuclear Corp. NT 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 12b-25 NOTIFICATION OF LATE FILING (Check one): [x] Form 10-K [ ] Form 20-F [ ] Form 11-K [ ] Form 10-Q [ ] Form 10-D [ ] Form N-SAR [ ] Form N-CSR For Period Ended: December 31, 2017 [ ] Transition Report on Form 10-K [ ] Transition Report on Form 20-F [ ] Transition Report on Form 11-K [ ] Transition Report on Form 10-Q

February 12, 2018 SC 13D/A

UCLE / US Nuclear Corp. / Chiang Richard - SC 13D/A Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D/A Under The Securities Exchange Act of 1934 US NUCLEAR CORP. (Name of Issuer) Common Stock, $0.0001 Par Value Per Share (Title of Class of Securities) 91733U106 (CUSIP Number) Richard Chiang 460 Brannan Street Suite 78064 San Francisco, CA 94107 Telephone: (415) 713 6957 Email: [email protected] (Name, Address an

November 14, 2017 10-Q

UCLE / US Nuclear Corp. 10-Q (Quarterly Report)

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended SEPTEMBER 30, 2017 ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 U S NUCLEAR CORP. (Exact name of registrant as specified in its charter) D

August 11, 2017 10-Q

UCLE / US Nuclear Corp. 10-Q (Quarterly Report)

10-Q 1 ucle-20170630.htm 10-Q U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [X] QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended JUNE 30, 2017 [ ] TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 U S NUCLEAR CORP. (Exact name of registrant a

July 6, 2017 SC 13D/A

UCLE / US Nuclear Corp. / Chiang Richard - SC 13D/A Activist Investment

SC 13D/A 1 sc13da.htm SC 13D/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D/A Under The Securities Exchange Act of 1934 US NUCLEAR CORP. (Name of Issuer) Common Stock, $0.0001 Par Value Per Share (Title of Class of Securities) 91733U106 (CUSIP Number) Richard Chiang 460 Brannan Street Suite 78064 San Francisco, CA 94107 Telephone: (415) 713 6957 Email: rchia

May 15, 2017 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [X] QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended MARCH 31, 2017 [ ] TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 U S NUCLEAR CORP. (Exact name of registrant as specified in its charter) D

April 17, 2017 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) [x] ANNUAL REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACTOF 1934 For the fiscal year ended December 31, 2016 [ ] TRANSITION REPORT UNDER SEC

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) [x] ANNUAL REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACTOF 1934 For the fiscal year ended December 31, 2016 [ ] TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGEACT OF 1934 For the transition period from to Commission file number 000-54617 US NUCLEAR CORP. (Exact name

April 6, 2017 SC 13D/A

UCLE / US Nuclear Corp. / Chiang Richard - SC 13D/A Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D/A Under The Securities Exchange Act of 1934 US NUCLEAR CORP. (Name of Issuer) Common Stock, $0.0001 Par Value Per Share (Title of Class of Securities) 91733U106 (CUSIP Number) Richard Chiang 460 Brannan Street Suite 78064 San Francisco, CA 94107 Telephone: (415) 713 6957 Email: [email protected] (Name, Address an

March 31, 2017 NT 10-K

US Nuclear NT 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one): ? Form 10-K o Form 20-F o Form 11-K o Form 10-Q o Form 10-D o Form N-SAR o Form N-CSR For Period Ended: December 31, 2016 o Transition Report on Form 10-K o Transition Report on Form 20-F o Transition Report on Form 11-K o Transition Report on Form 10-Q o Transition Report o

February 17, 2017 EX-10.1

“Creating Radiation and Chemical Sniffing Drones and Innovative Detection Solutions for the Nuclear Energy, Medical and Emergency Response Markets.” Private Placement Offering Memorandum 7,000,000 Shares of Common Stock $.30/Share with 35,000 Minimum

EX-10.1 2 e101.htm AMENDED PRIVATE OFFERING MEMORANDUM “Creating Radiation and Chemical Sniffing Drones and Innovative Detection Solutions for the Nuclear Energy, Medical and Emergency Response Markets.” $2,100,000.00 Private Placement Offering Memorandum 7,000,000 Shares of Common Stock $.30/Share with 35,000 Minimum Purchase This Private Placement Offering Memorandum (“PPM” or “Memorandum” or “O

February 17, 2017 8-K/A

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K/A Fourth Amendment CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 DATE OF ORIGINAL REPORT: JUNE 29, 2016 DATE OF FIRST AMENDMENT: AUGUST 30, 2016 DATE OF SECOND AMENDMENT: SEPTEMBER 2, 2016 DATE OF THIRD AMENDMENT: DECEMBER 14, 2016 DATE OF FOURTH AMENDMENT: FEBRUARY 17, 2017 US

February 17, 2017 EX-10.2

EX-10.2

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January 3, 2017 SC 13D/A

UCLE / US Nuclear Corp. / Chiang Richard - SC 13D/A Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under The Securities Exchange Act of 1934 US NUCLEAR CORP. (Name of Issuer) Common Stock, $0.0001 Par Value Per Share (Title of Class of Securities) 91733U106 (CUSIP Number) Richard Chiang 460 Brannan Street Suite 78064 San Francisco, CA 94107 Telephone: (415) 713 6957 Email: [email protected] (Name, Address and

December 14, 2016 EX-10.2

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December 14, 2016 EX-10.1

“Creating Radiation and Chemical Sniffing Drones and Innovative Detection Solutions for the Nuclear Energy, Medical and Emergency Response Markets.” Amended Private Placement Offering Memorandum 2,000,000 Shares of Common Stock $.30/Share with 35,000

EX-10.1 2 e101.htm AMENDED PRIVATE OFFERING MEMORANDUM “Creating Radiation and Chemical Sniffing Drones and Innovative Detection Solutions for the Nuclear Energy, Medical and Emergency Response Markets.” $600,000.00 Amended Private Placement Offering Memorandum 2,000,000 Shares of Common Stock $.30/Share with 35,000 Minimum Purchase This Private Placement Offering Memorandum (“PPM” or “Memorandum”

December 14, 2016 8-K/A

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K/A Third Amendment CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 DATE OF ORIGINAL REPORT: JUNE 29, 2016 DATE OF FIRST AMENDMENT: AUGUST 30, 2016 DATE OF SECOND AMENDMENT: SEPTEMBER 2, 2016 DATE OF THIRD AMENDMENT: DECEMBER 14, 2016 US Nuclear Corp. (EXACT NAME OF REGISTRANT AS SP

November 14, 2016 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [X] QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2016 OR [ ] TRANSITION REPORT UNDER SECTION 13

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [X] QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2016 OR [ ] TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 U S NUCLEAR CORP. (Exact name of registrant as specified in its cha

October 3, 2016 SC 13D

UCLE / US Nuclear Corp. / Chiang Richard - SC 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under The Securities Exchange Act of 1934 US NUCLEAR CORP. (Name of Issuer) Common Stock, $0.0001 Par Value Per Share (Title of Class of Securities) 91733U106 (CUSIP Number) Richard Chiang 460 Brannan Street Suite 78064 San Francisco, CA 94107 Telephone: (415) 713 6957 Email: [email protected] (Name, Address and

September 2, 2016 8-K/A

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K/A Second Amendment CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 DATE OF REPORT (DATE OF EARLIEST EVENT REPORTED): June 28, 2016 US Nuclear Corp. (EXACT NAME OF REGISTRANT AS SPECIFIED IN CHARTER) Delaware 000-54617 45-4535739 (STATE OR OTHER JURISDICTION OF INCORPORATION OR ORG

September 2, 2016 EX-10.2

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September 2, 2016 EX-10.1

“Creating Radiation and Chemical Sniffing Drones and Innovative Detection Solutions for the Nuclear Energy, Medical and Emergency Response Markets.” Private Placement Offering Memorandum 2,000,000 Shares of Common Stock $.30/Share with 35,000 Minimum

EX-10.1 2 uclee101.htm OFFERING MEMORANDUM Copy Number: “Creating Radiation and Chemical Sniffing Drones and Innovative Detection Solutions for the Nuclear Energy, Medical and Emergency Response Markets.” $600,000.00 Private Placement Offering Memorandum 2,000,000 Shares of Common Stock $.30/Share with 35,000 Minimum Purchase This Private Placement Offering Memorandum (“PPM” or “Memorandum” or “Of

August 30, 2016 EX-10.2

EX-10.2

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August 30, 2016 8-K/A

Financial Statements and Exhibits, Other Events

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): June 28, 2016 US Nuclear Corp. (EXACT NAME OF REGISTRANT AS SPECIFIED IN CHARTER) Delaware 000-54617 45-4535739 (STATE OR OTHER JURISDICTION OF INCORPORATION OR ORGANIZATION) (COMMI

August 30, 2016 EX-10.1

“Creating Radiation and Chemical Sniffing Drones and Innovative Detection Solutions for the Nuclear Energy, Medical and Emergency Response Markets.” Private Placement Offering Memorandum 2,000,000 Shares of Common Stock $.30/Share with 35,000 Minimum

EX-10.1 2 e101.htm PRIVATE OFFERING MEMORANDUM Copy Number: “Creating Radiation and Chemical Sniffing Drones and Innovative Detection Solutions for the Nuclear Energy, Medical and Emergency Response Markets.” $600,000.00 Private Placement Offering Memorandum 2,000,000 Shares of Common Stock $.30/Share with 35,000 Minimum Purchase This Private Placement Offering Memorandum (“PPM” or “Memorandum” or

August 15, 2016 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [X] QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended JUNE 30, 2016 [ ] TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 U S NUCLEAR CORP. (Exact name of registrant as specified in its charter) De

August 15, 2016 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [X] QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended JUNE 30, 2016 [ ] TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 U S NUCLEAR CORP. (Exact name of registrant as specified in its charter) De

July 7, 2016 SC 13D

UCLE / US Nuclear Corp. / Chiang Richard - SCHEDULE 13 D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under The Securities Exchange Act of 1934 US NUCLEAR CORP. (Name of Issuer) Common Stock, $0.0001 Par Value Per Share (Title of Class of Securities) 91733U106 (CUSIP Number) Richard Chiang 460 Brannan Street Suite 78064 San Francisco, CA 94107 Telephone: (415) 713 6957 Email: [email protected] (Name, Address and

June 29, 2016 EX-1.01

Copy Number: __________ “Creating Radiation and Chemical Sniffing Drones and Innovative Detection Solutions for the Nuclear Energy, Medical and Emergency Response Markets.” Private Placement Offering Memorandum 2,000,000 Shares of Common Stock $.30/S

Copy Number: ?Creating Radiation and Chemical Sniffing Drones and Innovative Detection Solutions for the Nuclear Energy, Medical and Emergency Response Markets.

June 29, 2016 8-K

Financial Statements and Exhibits, Other Events

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): June 28, 2016 US Nuclear Corp. (EXACT NAME OF REGISTRANT AS SPECIFIED IN CHARTER) Delaware 000-54617 45-4535739 (STATE OR OTHER JURISDICTION OF INCORPORATION OR ORGANIZATION) (COMMISS

June 29, 2016 EX-1.02

EX-1.02

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May 16, 2016 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [X] QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended MARCH 31, 2016 [ ] TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 U S NUCLEAR CORP. (Exact name of registrant as specified in its charter) D

April 14, 2016 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) [x] ANNUAL REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2015 [ ] TRANSITION REPORT UNDER SE

Proof - ucle201510kv2.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) [x] ANNUAL REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2015 [ ] TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 000-54617

March 30, 2016 NT 10-K

US Nuclear 12B-25

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one): ? Form 10-K o Form 20-F o Form 11-K o Form 10-Q o Form 10-D o Form N-SAR o Form N-CSR For Period Ended: December 31, 2015 o Transition Report on Form 10-K o Transition Report on Form 20-F o Transition Report on Form 11-K o Transition Report on Form 10-Q o Transition Report o

March 1, 2016 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

8-K 1 ucle8ksncl20160301v2.htm 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 5, 2016 US Nuclear Corp. (EXACT NAME OF REGISTRANT AS SPECIFIED IN CHARTER) Delaware 000-54617 45-4535739 (STATE OR OTHER JURISDICTION OF I

March 1, 2016 EX-1.01

EX-1.01

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February 12, 2016 EX-7.04

FORGIVENESS OF DEBT AND CONVERSION AGREEMENT

EX-7.04 5 e704.htm FORGIVENESS OF DEBT AND CONVERSION AGREEMENT FORGIVENESS OF DEBT AND CONVERSION AGREEMENT THIS FORGIVENESS OF DEBT AND CONVERSION AGREEMENT (this “Assignment”) is made as of this 30th day of September, 2014, by and between US Nuclear Corp., a Delaware corporation (“Debtor”), and Robert I. Goldstein (“Creditor”). The Debtor and Creditor may each be referred to herein as a “Party”

February 12, 2016 EX-7.03

W I T N E S S E T H:

EX-7.03 4 e703.htm CHIANG ENGAGEMENT LETTER PERSONAL AND CONFIDENTIAL May 14, 2012 Robert I. Goldstein President and CEO US Nuclear Corp FKA APEX 3 Inc 7051 Eton Avenue Canoga Park, CA 91303 Dear Mr. Goldstein, This agreement (the "Engagement Agreement") will confirm the understanding and agreement between Richard Chiang (the “Consultant”) with principal offices at the address of 75 Broadway Stree

February 12, 2016 EX-7.02

SHARE PURCHASE AGREEMENT

SHARE PURCHASE AGREEMENT This Agreement made as of the 18th Day of April, 2012 (“Agreement”), by and between RICHARD CHIANG, with an address at 4115 Blackhawk Plaza Circle, Suite 100, Danville, CA 94506, USA ("Seller"), and US NUCLEAR CORP dba TECHNICAL ASSOCIATES, INC AND OVERHOFF CORP, and/or his assigns, with an address at 7051 Eton Avenue, Canoga Park, CA 91303 ("Purchaser").

February 12, 2016 SC 13D

UCLE / US Nuclear Corp. / US NUCLEAR CORP. - SCHEDULE 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D February 12, 2016 (Filing Date) Under the Securities Exchange Act of 1934 US Nuclear Corp. (Name of Issuer) Common Stock (Title of Class of Securities) 91733U 106 (Common Stock) (CUSIP Number) Robert Goldstein Chief Executive Officer and President US Nuclear Corp. 7051 Eton Avenue, Canoga Park, California 91303 (N

February 12, 2016 EX-7.05

AGREEMENT AND PLAN OF MERGER

AGREEMENT AND PLAN OF MERGER THIS AGREEMENT AND PLAN OF MERGER (this "Merger Agreement") is made as of October 15, 2013 by and between US Nuclear Corp, f/k/a, APEX 3 Inc.

February 12, 2016 EX-7.01

ASSIGNMENT OF CONTRACTUAL RIGHTS

EX-7.01 2 e701.htm ASSIGNMENT OF CONTRACTUAL RIGHTS ASSIGNMENT OF CONTRACTUAL RIGHTS This Assignment of Contractual Rights (this “Assignment”) is effective April 11, 2012 although it is being entered into the parties hereto on January 29, 2016. This Assignment is entered into between Optron Scientific Company, Inc., a California corporation doing business as Technical Associates with a mailing add

February 1, 2016 EX-10.2

ASSIGNMENT OF CONTRACTUAL RIGHTS

ASSIGNMENT OF CONTRACTUAL RIGHTS This Assignment of Contractual Rights (this “Assignment”) is effective April 11, 2012 although it is being entered into the parties hereto on January 29, 2016.

February 1, 2016 EX-10.3

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February 1, 2016 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Other Events

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, 2016 US Nuclear Corp. (EXACT NAME OF REGISTRANT AS SPECIFIED IN CHARTER) Delaware 000-54617 45-4535739 (STATE OR OTHER JURISDICTION OF INCORPORATION OR ORGANIZATION) (COMM

February 1, 2016 EX-10.1

RESOLUTION OF THE BOARD OF DIRECTORS FOR US NUCLEAR CORP.

RESOLUTION OF THE BOARD OF DIRECTORS FOR US NUCLEAR CORP. Pursuant to Article IV, Section 5 of the Bylaws (the “Bylaws”) of US Nuclear Corp., a Delaware corporation (the “Company”), the Board of Directors of the adopts the following resolutions: RESOLVED, the Board of Directors ratifies and approves the May 4, 2012 amendment to the Company’s Articles of Incorporation, as being in the best interest

January 5, 2016 SC 13D/A

UCLE / US Nuclear Corp. / Chiang Richard - SC 13D/A Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D/A (Amendment No. 1) Under The Securities Exchange Act of 1934 US NUCLEAR CORP. F/K/A APEX 3 Inc. (Name of Issuer) Common Stock, $0.0001 Par Value Per Share (Title of Class of Securities) 91733U106 (CUSIP Number) Richard Chiang 460 Brannan Street Suite 78064 San Francisco, CA 94107 Telephone: (415) 713 6957 Email:

January 5, 2016 SC 13D

UCLE / US Nuclear Corp. / Chiang Richard - SC 13D Activist Investment

SC 13D 1 usnschedule13d.htm SC 13D UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under The Securities Exchange Act of 1934 US NUCLEAR CORP. F/K/A APEX 3 Inc. (Name of Issuer) Common Stock, $0.0001 Par Value Per Share (Title of Class of Securities) 91733U106 (CUSIP Number) Richard Chiang 460 Brannan Street Suite 78064 San Francisco, CA 94107 Telephone: (415) 7

December 2, 2015 8-K

US Nuclear FORM 8-K (Current Report/Significant Event)

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 2, 2015 ?? US NUCLEAR CORP. (Name of registrant in its charter) Delaware 000-54617 45-4535739 (State or jurisdiction (Commission File (IRS Employer of incorporation or Number

December 2, 2015 EX-99

US Nuclear Corp to Present at LD Micro Conference President/CEO to speak about the China market, new advanced tritium radiation detection monitors and the growing terrorist threat of black market nuclear material theft

US Nuclear Corp to Present at LD Micro Conference President/CEO to speak about the China market, new advanced tritium radiation detection monitors and the growing terrorist threat of black market nuclear material theft Los Angeles, CA.

December 2, 2015 EX-99

EX-99

November 24, 2015 8-K

US Nuclear FORM 8-K (Current Report/Significant Event)

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 23, 2015 US Nuclear Corp. (EXACT NAME OF REGISTRANT AS SPECIFIED IN CHARTER) Delaware 000-54617 45-4535739 (STATE OR OTHER JURISDICTION OF INCORPORATION OR ORGANIZATION) (COM

November 24, 2015 EX-10

STOCK SALE DEFERMENT AGREEMENT

STOCK SALE DEFERMENT AGREEMENT THIS STOCK SALE DEFERMENT AGREEMENT (the "Agreement") is made as of November 23, 2015, (the "Effective Date") by and among Richard Chiang, an individual, (the ?Stockholder?) and US Nuclear Corp.

November 24, 2015 EX-10

EX-10

EX-10 2 ex103.htm EXHIBIT 10.3

November 12, 2015 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [X] QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended SEPTEMBER 30, 2015 [ ] TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 U S NUCLEAR CORP. (Exact name of registrant as specified in its charte

August 13, 2015 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [X] QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended JUNE 30, 2015 [ ] TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 U S NUCLEAR CORP. (Exact name of registrant as specified in its charter) De

May 29, 2015 EX-16

May 29, 2015

May 29, 2015 U.S. Securities and Exchange Commission Office of the Chief Accountant 100F Street Northeast Washington, DC 20549-2000 RE: US Nuclear Corp File No. 000-54617 Dear Sir or Madam: We have read Item 4.01 of Form 8-K dated May 29, 2015 of US Nuclear Corp. (?the Registrant?) and are in agreement with the statements contained therein as it pertains to our firm. We have no basis to agree or d

May 29, 2015 8-K

Financial Statements and Exhibits

8-K 1 usnc8kitem401.htm FORM 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 28, 2015 US Nuclear Corp. (EXACT NAME OF REGISTRANT AS SPECIFIED IN CHARTER) Delaware 000-54617 45-4535739 (STATE OR OTHER JURISDICTION OF INCORPO

May 15, 2015 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [X] QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended MARCH 31, 2015 [ ] TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 U S NUCLEAR CORP. (Exact name of registrant as specified in its charter) D

April 15, 2015 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) [x] ANNUAL REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2014 [ ] TRANSITION REPORT UNDER SE

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) [x] ANNUAL REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2014 [ ] TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 000-54617 US NUCLEAR CORP. (Exact na

March 31, 2015 NT 10-K

US Nuclear NT 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING OMB APPROVAL OMB Number: 3235-0058 Expires: August 31, 2015 Estimated average burden hours per response ... 2.50 000-54617 SEC FILE NUMBER (Check one): ? Form 10-K o Form 20-F o Form 11-K o Form 10-Q o Form 10-D o Form N-SAR o Form N-CSR For Period Ended: December 31, 2014 o Transition R

January 8, 2015 CORRESP

UCLE / US Nuclear Corp. CORRESP - -

January 8, 2015 VIA EDGAR United States Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.

December 29, 2014 CORRESP

UCLE / US Nuclear Corp. CORRESP - -

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the reference to us under the heading “Experts” in this Registration Statement on Form S-1/A (Amendment No. 2) Anton & Chia, LLP Certified Public Accountants Newport Beach, California December 29, 2014

December 29, 2014 CORRESP

UCLE / US Nuclear Corp. CORRESP - -

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-1/A (Amendment No. 2) REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 US NUCLEAR CORP. (Exact Name of Registrant as Specified in its Charter) Delaware 3829 45-4535739 (State or other jurisdiction (Primary Standard Industrial (I.R.S. Employer incorporation or organization) Classification Code Number) Identificati

December 29, 2014 CORRESP

UCLE / US Nuclear Corp. CORRESP - -

Attorneys & Counselors Anthony R. Paesano [email protected] 7457 Franklin Road, Suite 200 Bloomfield Hills, Michigan 48301 www.paesanoakkashian.com T 248.792.6886 F 248.792.6885 December 29, 2014 VIA EDGAR CORRESPONDENCE ONLY US Nuclear Corp. Board of Directors 7051 Eton Avenue Canoga Park, California 91303 Re: Legal Opinion and Consent Registration Statement On Form S-1 Dear Members o

December 29, 2014 S-1/A

UCLE / US Nuclear Corp. S-1/A - - FORM S-1

S-1/A 1 usnuclears1.htm FORM S-1 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-1/A (Amendment No. 2) REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 US NUCLEAR CORP. (Exact Name of Registrant as Specified in its Charter) Delaware 3829 45-4535739 (State or other jurisdiction (Primary Standard Industrial (I.R.S. Employer incorporation or organization) Classif

December 29, 2014 CORRESP

UCLE / US Nuclear Corp. CORRESP - -

December 29, 2014 Larry Spirgel Assistant Director United States Securities and Exchange Commission 100 F.

December 17, 2014 CORRESP

UCLE / US Nuclear Corp. CORRESP - -

Attorneys & Counselors Anthony R. Paesano [email protected] 7457 Franklin Road, Suite 200 Bloomfield Hills, Michigan 48301 www.paesanoakkashian.com T 248.792.6886 F 248.792.6885 December 17, 2014 VIA EDGAR CORRESPONDENCE ONLY US Nuclear Corp. Board of Directors 7051 Eton Avenue Canoga Park, California 91303 Re: Legal Opinion and Consent Registration Statement On Form S-1 Dear Members o

December 17, 2014 8-K/A

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K /A (Amendment #2) Current Report Pursuant to Section 13 or 15(d) of the Securities Act of 1934 May 6, 2014 (Date of Report) US Nuclear Corp. (Exact Name of Registrant as Specified in its Charter) Delaware 000-54617 45-4535739 (State or other jurisdiction of incorporation) (Commission File Number) (I.R.S. Employer Iden

December 17, 2014 CORRESP

UCLE / US Nuclear Corp. CORRESP - -

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the reference to us under the heading “Experts” in this Registration Statement on Form S-1/A Anton & Chia, LLP Certified Public Accountants Newport Beach, California December 17, 2014

December 17, 2014 EX-16

December 17, 2014

Kenne Ruan, CPA, P.C. Phone: (203) 824-0441 Fax: (203) 413-6486 40 Hemlock Hollow Road, Woodbridge, CT 06525 Web: [email protected] December 17, 2014 Office of the Chief Accountant Securities and Exchange Commission 100F Street, NE Washington, D.C. 20549 Dear Sir/Madam: We have read the statements made by US Nuclear Corp. (the Company), which were provided to us and which we understand will be fi

December 17, 2014 CORRESP

UCLE / US Nuclear Corp. CORRESP - -

December 17, 2014 Larry Spirgel Assistant Director United States Securities and Exchange Commission 100 F.

December 17, 2014 CORRESP

UCLE / US Nuclear Corp. CORRESP - -

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-1 /A REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 US NUCLEAR CORP. (Exact Name of Registrant as Specified in its Charter) Delaware 3829 45-4535739 (State or other jurisdiction (Primary Standard Industrial (I.R.S. Employer incorporation or organization) Classification Code Number) Identification Number) 7051 E

December 17, 2014 S-1/A

UCLE / US Nuclear Corp. S-1/A - - FORM S-1

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-1 /A REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 US NUCLEAR CORP. (Exact Name of Registrant as Specified in its Charter) Delaware 3829 45-4535739 (State or other jurisdiction (Primary Standard Industrial (I.R.S. Employer incorporation or organization) Classification Code Number) Identification Number) 7051 E

November 12, 2014 S-1

UCLE / US Nuclear Corp. S-1 - Registration Statement - FORM S-1

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 US NUCLEAR CORP. (Exact Name of Registrant as Specified in its Charter) Delaware 3829 45-4535739 (State or other jurisdiction (Primary Standard Industrial (I.R.S. Employer incorporation or organization) Classification Code Number) Identification Number) 7051 Eton

November 12, 2014 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [X] QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2014 [ ] TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 US NUCLEAR CORP. (Exact name of registrant as specified in its charter

November 12, 2014 EX-10

Robert I. Goldstein Employment Agreement

EMPLOYMENT AGREEMENT This EMPLOYMENT AGREEMENT (?Agreement?), dated as of November 4, 2014 (the ?Effective Date?), is made by and between US Nuclear Corp.

November 12, 2014 EX-10

Forgiveness of Debt and Conversion Agreement

FORGIVENESS OF DEBT AND CONVERSION AGREEMENT THIS FORGIVENESS OF DEBT AND CONVERSION AGREEMENT (this ?Assignment?) is made as of this 30th day of September, 2014, by and between US Nuclear Corp.

October 17, 2014 8-K

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

8-K 1 usnuclear101614.htm FORM 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, 2014 US Nuclear Corp. (Exact name of Registrant as specified in its charter) Delaware 000-54617 45-4535739 (State or other jurisdiction

October 17, 2014 EX-99

US NUCLEAR CORP APPOINTS NEW CFO, RACHEL BOULDS

FOR IMMEDIATE RELEASE US NUCLEAR CORP APPOINTS NEW CFO, RACHEL BOULDS LOS ANGELES, CA October 16, 2014 – US Nuclear Corp today announced that Rachel Boulds has been appointed to Chief Financial Officer effective October 31, 2014, and that current CFO, Darian B.

October 17, 2014 EX-10

EMPLOYMENT AGREEMENT THIS EMPLOYMENT AGREEMENT dated this 16th day of October, 2014 BETWEEN: US Nuclear Corp. of 7051 Eton Avenue, Canoga Park, CA 91303 (the "Employer", or the “Company”) OF THE FIRST PART - AND - Rachel Boulds of 6371 Glen Oaks Stre

EMPLOYMENT AGREEMENT THIS EMPLOYMENT AGREEMENT dated this 16th day of October, 2014 BETWEEN: US Nuclear Corp.

August 13, 2014 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [X] QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2014 [ ] TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 US NUCLEAR CORP. (Exact name of registrant as specified in its charter) Del

May 15, 2014 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [X] QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended MARCH 31, 2014 [ ] TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 U S NUCLEAR CORP. (Exact name of registrant as specified in its charter) D

May 13, 2014 8-K/A

- FORM 8-K

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 Act of 1934 May 6, 2014 (Date of Report) US Nuclear Corp. (Exact Name of Registrant as Specified in its Charter) Delaware 000-54617 45-4535739 (State or other jurisdiction of incorporation) (Commission File Number) (I.R.S. Employer Identification No.)

May 13, 2014 EX-16

May 6, 2014

Kenne Ruan, CPA, P.C. Phone: (203) 824-0441 Fax: (203) 413-6486 40 Hemlock Hollow Road, Woodbridge, CT 06525 Web: [email protected] May 6, 2014 Office of the Chief Accountant Securities and Exchange Commission 100F Street, NE Washington, D.C. 20549 Dear Sir/Madam: We have read the statements made by US Nuclear Corp. (the Company), which were provided to us and which we understand will be filed wi

May 7, 2014 8-K

- FORM 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 Act of 1934 May 6, 2014 (Date of Report) US Nuclear Corp. (Exact Name of Registrant as Specified in its Charter) Delaware 000-54617 45-4535739 (State or other jurisdiction of incorporation) (Commission File Number) (I.R.S. Employer Identification No.) 70

April 14, 2014 EX-21

US Nuclear Corp.

EXHIBIT 21 US Nuclear Corp. Subsidiaries Name State of Incorporation State of Operation Optron Scientific Company, Inc.,doing business as Technical Associates California California Overhoff Technology Corporation* Delaware Ohio *a subsidiary of Optron Scientific Company, Inc.

April 14, 2014 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) [X] ANNUAL REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2013 [ ] TRANSITION REPORT UNDER SE

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) [X] ANNUAL REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2013 [ ] TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 000-54617 US NUCLEAR CORP. (Exact Na

April 1, 2014 EX-10

FORM OF INDEMNIFICATION AGREEMENT

EXHIBIT 10.1 FORM OF INDEMNIFICATION AGREEMENT This Indemnification Agreement, dated and effective as of March 28, 2014, is made by and between (1) US Nuclear Corp (“the Company”) and (2) Dr. Gerald Entine, (the “Indemnitee”). I. RECITALS A. It is in the best interests of stockholders and the promotion of good corporate governance that corporations retain and attract the most capable persons avail

April 1, 2014 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits - FORM 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) March 28, 2014 US Nuclear Corp. (Exact name of registrant as specified in its charter) Delaware 000-54617 45-4535739 (State or other jurisdiction of incorporation) (Commission File Num

March 28, 2014 EX-99

EX-99

March 28, 2014 NT 10-K

- NT 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING OMB APPROVAL OMB Number: 3235-0058 Expires: August 31, 2015 Estimated average burden hours per response ... 2.50 000-54617 SEC FILE NUMBER (Check one): ý Form 10-K o Form 20-F o Form 11-K o Form 10-Q o Form 10-D o Form N-SAR o Form N-CSR For Period Ended: December 31, 2013 o Transition R

March 28, 2014 8-K

Regulation FD Disclosure, Financial Statements and Exhibits - FORM 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): March 28, 2014 US NUCLEAR CORP. (Name of registrant in its charter) Delaware 000-54617 45-4535739 (State or jurisdiction (Commission File (IRS Employer of incorporation or Number) Ide

January 3, 2014 8-K

Unregistered Sales of Equity Securities

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 1, 2014 US Nuclear Corp. (EXACT NAME OF REGISTRANT AS SPECIFIED IN CHARTER) Delaware 000-54617 45-4535739 (STATE OR OTHER JURISDICTION OF INCORPORATION OR ORGANIZATION) (COMMI

January 3, 2014 SC 13G

UCLE / US Nuclear Corp. / Chiang Richard - SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities and Exchange Act of 1934 US Nuclear Corp. (Name of Issuer) Common Stock, $.0001 par value (Title of Class of Securities) 91733U 10 (CUSIP Number) January 1, 2014 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this is fi

December 31, 2013 CORRESP

-

December 31, 2013 Larry Spirgel/Assistant Director United States Securities and Exchange Commission 100 F.

December 31, 2013 EX-99

Optron Scientific Company, Inc. and Subsidiary Consolidated Financial Statements For The Years Ended December 31, 2012 and 2011

EXHIBIT 99.1 Optron Scientific Company, Inc. and Subsidiary Consolidated Financial Statements For The Years Ended December 31, 2012 and 2011 Contents Page Report of Independent Registered Public Accounting Firm 2 Financial Statements: Consolidated Balance Sheets as of December 31, 2012 and 2011 3 Consolidated Statements of Income for the years ended December 31, 2012 and 2011 4 Consolidated Statem

December 31, 2013 8-K/A

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Completion of Acquisition or Disposition of Assets

8-K/A 1 usnc8k10162013.htm FORM 8-K/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K/A (Amendment No. 3 ) Current Report Pursuant to Section 13 or 15(d) of the Securities Act of 1934 October 14, 2013 (Date of Report) US NUCLEAR CORP. (Exact Name of Registrant as Specified in its Charter) Delaware 000-54617 45-4535739 (State or other jurisdiction of incorporation)

December 19, 2013 EX-10

W I T N E S S E T H:

PERSONAL AND CONFIDENTIAL May 14, 2012 Robert I. Goldstein President and CEO US Nuclear Corp FKA APEX 3 Inc 7051 Eton Avenue Canoga Park, CA 91303 Dear Mr. Goldstein, This agreement (the "Engagement Agreement") will confirm the understanding and agreement between Richard Chiang (the “Consultant”) with principal offices at the address of 75 Broadway Street, Suite 202, San Francisco, CA 94111 and US

December 19, 2013 8-K/A

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Completion of Acquisition or Disposition of Assets - FORM 8-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K/A (Amendment No. 2) Current Report Pursuant to Section 13 or 15(d) of the Securities Act of 1934 October 14, 2013 (Date of Report) US NUCLEAR CORP. (Exact Name of Registrant as Specified in its Charter) Delaware 000-54617 45-4535739 (State or other jurisdiction of incorporation) (Commission File Number) (I.R.S. Employ

December 19, 2013 EX-99

Optron Scientific Company, Inc. and Subsidiary Consolidated Financial Statements For The Years Ended December 31, 2012 and 2011

EXHIBIT 99.1 Optron Scientific Company, Inc. and Subsidiary Consolidated Financial Statements For The Years Ended December 31, 2012 and 2011 Contents Page Report of Independent Registered Public Accounting Firm 2 Financial Statements: Consolidated Balance Sheets as of December 31, 2012 and 2011 3 Consolidated Statements of Income for the years ended December 31, 2012 and 2011 4 Consolidated Statem

December 19, 2013 CORRESP

-

December 19, 2013 Larry Spirgel/Assistant Director United States Securities and Exchange Commission 100 F.

November 14, 2013 EX-2

AGREEMENT AND PLAN OF MERGER

AGREEMENT AND PLAN OF MERGER THIS AGREEMENT AND PLAN OF MERGER (this "Merger Agreement") is made as of October 15, 2013 by and between US Nuclear Corp, f/k/a, APEX 3 Inc.

November 14, 2013 EX-99

Optron Scientific Company, Inc. and Subsidiary Consolidated Financial Statements For The Years Ended December 31, 2012 and 2011

EXHIBIT 99.1 Optron Scientific Company, Inc. and Subsidiary Consolidated Financial Statements For The Years Ended December 31, 2012 and 2011 Contents Page Report of Independent Registered Public Accounting Firm 2 Financial Statements: Consolidated Balance Sheets as of December 31, 2012 and 2011 3 Consolidated Statements of Income for the years ended December 31, 2012 and 2011 4 Consolidated Statem

November 14, 2013 8-K/A

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Completion of Acquisition or Disposition of Assets

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 Act of 1934 October 14, 2013 (Date of Report) US NUCLEAR CORP. (Exact Name of Registrant as Specified in its Charter) Delaware 000-54617 45-4535739 (State or other jurisdiction of incorporation) (Commission File Number) (I.R.S. Employer Identification

November 14, 2013 EX-10

Cancellation Agreement

Cancellation Agreement THIS Cancellation Agreement (this "Cancellation Agreement") is made as of October 15, 2013 by and between US Nuclear Corp, f/k/a, APEX 3 Inc.

November 4, 2013 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [X] QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended SEPTEMBER 30, 2013 [ ] TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 US Nuclear Corp. (Exact name of registrant as specified in its charter

November 1, 2013 CORRESP

-

November 1, 2013 Larry Spirgel Assistant Director United States Securities and Exchange Commission 100 F.

October 17, 2013 8-K

Changes in Control of Registrant, Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Completion of Acquisition or Disposition of Assets

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 Act of 1934 October 14, 2013 (Date of Report) US NUCLEAR CORP. (Exact Name of Registrant as Specified in its Charter) Delaware 000-54617 45-4535739 (State or other jurisdiction of incorporation) (Commission File Number) (I.R.S. Employer Identification No

October 17, 2013 EX-2

AGREEMENT AND PLAN OF MERGER

AGREEMENT AND PLAN OF MERGER THIS AGREEMENT AND PLAN OF MERGER (this "Merger Agreement") is made as of October 15, 2013 by and between US Nuclear Corp, f/k/a, APEX 3 Inc.

October 17, 2013 8-K/A

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits - FORM 8-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K /A (Amendment No. 1) 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, 2013 US NUCLEAR CORP (EXACT NAME OF REGISTRANT AS SPECIFIED IN CHARTER) Delaware 000-54617 45-4535739 (STATE OR OTHER JURISDICTION OF INCORPORATION OR

October 17, 2013 EX-3

Officers’ Certificate / Stock Optron Scientific Company, Inc. Certificate of Approval Agreement of Merger

Officers’ Certificate / Stock Optron Scientific Company, Inc. Certificate of Approval of Agreement of Merger The undersigned certify that: 1. They are the president and the secretary, respectively, of Optron Scientific Company, Inc. , a California corporation. 2. The principal terms of the Agreement of Merger in the form attached were duly approved by the board of directors and by the shareholders

October 15, 2013 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits - FORM 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, 2013 US NUCLEAR CORP (EXACT NAME OF REGISTRANT AS SPECIFIED IN CHARTER) Delaware 000-54617 45-4535739 (STATE OR OTHER JURISDICTION OF INCORPORATION OR ORGANIZATION) (COMMI

August 19, 2013 SC 13G

UCLE / US Nuclear Corp. / Chiang Richard - SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities and Exchange Act of 1934 US Nuclear Corp. (Name of Issuer) Common Stock, $.0001 par value (Title of Class of Securities) 91733U 10 (CUSIP Number) August 15, 2013 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this is fi

August 16, 2013 8-K

Unregistered Sales of Equity Securities

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 15, 2013 US Nuclear Corp. (EXACT NAME OF REGISTRANT AS SPECIFIED IN CHARTER) Delaware 000-54617 45-4535739 (STATE OR OTHER JURISDICTION OF INCORPORATION OR ORGANIZATION) (COMMI

July 24, 2013 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [X] QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended JUNE 30, 2013 [ ] TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 US Nuclear Corp. (Exact name of registrant as specified in its charter) Del

April 15, 2013 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [X] QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended MARCH 31, 2013 [ ] TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 US Nuclear Corp. (Exact name of registrant as specified in its charter) De

April 1, 2013 8-K

Financial Statements and Exhibits - FORM 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): March 31, 2013 US Nuclear Corp. (EXACT NAME OF REGISTRANT AS SPECIFIED IN CHARTER) Delaware 000-54617 45-4535739 (STATE OR OTHER JURISDICTION OF INCORPORATION OR ORGANIZATION) (COMMIS

April 1, 2013 EX-17.1

RESIGNATION FROM THE BOARD OF DIRECTORS

EXHIBIT 17.1 March 31, 2013 RESIGNATION FROM THE BOARD OF DIRECTORS To the Board of Directors of US Nuclear Corp: I hereby effective as of end of business on March 31, 2013 resign from my position as a director on the Board of Directors for US Nuclear Corp. This letter serves as my official notice of resignation. Sincerely, /s/ Richard Chiang Richard Chiang cc. Robert I. Goldstein cc. Darian Ander

February 13, 2013 10-K

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One)

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) x ANNUAL REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2012 o TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to US NUCLEAR CORP. (Exact name of registrant as specified in its charter)

October 16, 2012 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [X] QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended SEPTEMBER 30, 2012 [ ] TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 US Nuclear Corp. (Exact name of registrant as specified in its charter

July 16, 2012 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [X] QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended JUNE 30, 2012 [ ] TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 US Nuclear Corp. (Exact name of registrant as specified in its charter) Del

May 29, 2012 EX-3

Amendment to Certificate of Incorporation

EXHIBIT 3.3

May 29, 2012 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Financial Statements and Exhibits, Submission of Matters to a Vote of Security Holders - FORM 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 4, 2012 US Nuclear Corp. (EXACT NAME OF REGISTRANT AS SPECIFIED IN CHARTER) Delaware 000-54617 45-4535739 (STATE OR OTHER JURISDICTION OF INCORPORATION OR ORGANIZATION) (COMMISSIO

May 22, 2012 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, 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 18, 2012 APEX 3, INC. (EXACT NAME OF REGISTRANT AS SPECIFIED IN CHARTER) Delaware 000-54617 45-4535739 (STATE OR OTHER JURISDICTION OF INCORPORATION OR ORGANIZATION) (COMMISSION F

May 8, 2012 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q [X] QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended MARCH 31, 2012 [ ] TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-54617 APEX 3, INC. (Exact name of registrant as specified in its charter) Delawa

April 24, 2012 8-K

Changes in Control of Registrant, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, 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): APRIL 18, 2012 APEX 3, INC. (EXACT NAME OF REGISTRANT AS SPECIFIED IN CHARTER) Delaware 000-54617 45-4535739 (STATE OR OTHER JURISDICTION OF INCORPORATION OR ORGANIZATION) (COMMISSION

April 24, 2012 EX-10

SHARE PURCHASE AGREEMENT

SHARE PURCHASE AGREEMENT This Agreement made as of the 18th Day of April, 2012 (“Agreement”), by and between RICHARD CHIANG, with an address at 4115 Blackhawk Plaza Circle, Suite 100, Danville, CA 94506, USA ("Seller"), and US NUCLEAR CORP dba TECHNICAL ASSOCIATES, INC AND OVERHOFF CORP, and/or his assigns, with an address at 7051 Eton Avenue, Canoga Park, CA 91303 ("Purchaser").

March 28, 2012 10-12G/A

- FORM 10-12G/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10/A Amendment No. 1 General Form for Registration of Securities Pursuant to Section 12(b) or (g) of the Securities Exchange Act of 1934 APEX 3 Inc. (Exact name of registrant as specified in its charter) Delaware 45-4535739 (State or Other Jurisdiction of (I.R.S. Employer Incorporation or Organization) Identification No.)

March 28, 2012 CORRESP

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March 28, 2012 Larry Spirgel Assistant Director United States Securities and Exchange Commission 100 F.

March 2, 2012 EX-3

BY-LAWS APEX 3, INC. ARTICLE I - OFFICES

BY-LAWS OF APEX 3, INC. ARTICLE I - OFFICES Section 1. The registered office of the corporation in the State of Delaware shall be at 16192 Coastal Highway, in the city of Lewes, County of Sussex, Delaware, 19958. The registered agent in charge thereof shall be Harvard Business Services, Inc. Section 2. The corporation may also have offices at such other places as the Board of Directors may from ti

March 2, 2012 10-12G

- FORM 10-12G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10 General Form for Registration of Securities Pursuant to Section 12(b) or (g) of the Securities Exchange Act of 1934 APEX 3 Inc. (Exact name of registrant as specified in its charter) Delaware 45-4535739 (State or Other Jurisdiction of (I.R.S. Employer Incorporation or Organization) Identification No.) c/o Richard Chian

March 2, 2012 EX-4

Specimen Stock Certificate

Exhibit 4.1 – Specimen Stock Certificate NOT VALID UNLESS COUNTERSIGNED BY TRANSFER AGENT INCORPORATED UNDER THE LAWS OF THE STATE OF DELAWARE CUSIP NO. NUMBER SHARES APEX 3, INC. AUTHORIZED COMMON STOCK: 100,000,000 SHARES PAR VALUE: $.0001 THIS CERTIFIES THAT IS THE RECORD HOLDER OF - Shares of APEX 3, INC. Common Stock - transferable on the books of the Corporation in person or by duly authoriz

March 2, 2012 EX-3

Certificate of Incorporation

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