REVBW / Revelation Biosciences, Inc. - Equity Warrant - تصريحات هيئة الأوراق المالية والبورصات، التقرير السنوي، بيان الوكيل

Revelation Biosciences, Inc. - ضمان حقوق الملكية
US ˙ NasdaqCM ˙ US76135L1199

الإحصائيات الأساسية
LEI 549300UKS15BEXENY615
CIK 1810560
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 Revelation Biosciences, Inc. - Equity Warrant
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 8, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

r UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number: 001-39603 REVELATION BIOSCIENCES, INC.

August 8, 2025 8-K

FORM 8-K Item 2.02 Results of Operations and Financial Condition.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 08, 2025 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Commi

August 8, 2025 EX-99.1

Revelation Biosciences, Inc. Announces Financial Results for the three and six months ended June 30, 2025

Exhibit 99.1 Revelation Biosciences, Inc. Announces Financial Results for the three and six months ended June 30, 2025 San Diego, CA – August 8, 2025 – Revelation Biosciences, Inc. (NASDAQ: REVB) (the “Company” or “Revelation”), a clinical-stage life sciences company that is focused on rebalancing inflammation to optimize health, today reported its financial results for the three and six months en

July 9, 2025 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Material Modification to Rights of Security Holders, 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): July 07, 2025 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Commiss

July 9, 2025 EX-99.1

Revelation Biosciences Inc. Announces 1-for-3 Reverse Stock Split effective July 7, 2025

Revelation Biosciences Inc. Announces 1-for-3 Reverse Stock Split effective July 7, 2025 San Diego, CA – July 1, 2025 – Revelation Biosciences, Inc.(NASDAQ: REVB) (the “Company” or “Revelation”), announced today that, on July 7, 2025, the Company will implement a 1-for-3 reverse split of its common stock following approval at its Special Meeting of Stockholders held on June 23, 2025. The reverse s

July 9, 2025 EX-3.1

Amendment to the Third Amended and Restated Certificate of Incorporation effective July 7, 2025

EXHIBIT 3.1 CERTIFICATE OF AMENDMENT to the THIRD AMENDED AND RESTATED CERTIFICATE OF INCORPORATION of REVELATION BIOSCIENCES, INC. REVELATION BIOSCIENCES, INC., a corporation organized and existing under the General Corporation Law of the State of Delaware (the “Corporation”), does hereby certify as follows: FIRST: The name of the Corporation is Revelation Biosciences, Inc. The Corporation’s orig

June 25, 2025 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 Exchange Act of 1934 Date of Report (Date of earliest event reported): June 23, 2025 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Commiss

June 25, 2025 EX-99.1

June 2025 Annual Meeting Corporate Presentation

June 9, 2025 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of

June 4, 2025 EX-99.2

Revelation Biosciences, Inc. Announces Closing of $4 Million Public Offering

Exhibit 99.2 Revelation Biosciences, Inc. Announces Closing of $4 Million Public Offering San Diego, CA – May 29, 2025 – Revelation Biosciences, Inc. (NASDAQ: REVB) (the “Company” or “Revelation”), a clinical-stage life sciences company that is focused on rebalancing inflammation to optimize health, today announced the closing of its previously announced public offering of 3,640,000 shares of its

June 4, 2025 EX-10.2

Form of Securities Purchase Agreement

Exhibit 10.2 SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of May 28, 2025, between Revelation Biosciences, Inc., a Delaware corporation (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a “Purchaser” and collectively the “Purchasers”). WHEREAS, subject to the terms and conditi

June 4, 2025 8-K

Entry into a Material Definitive Agreement, Material Modification to Rights of Security Holders, 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): May 28, 2025 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Commissi

June 4, 2025 EX-99.1

Revelation Biosciences, Inc. Announces Pricing of $4 Million Public Offering

Exhibit 99.1 Revelation Biosciences, Inc. Announces Pricing of $4 Million Public Offering San Diego, CA – May 29, 2025 – Revelation Biosciences, Inc. (NASDAQ: REVB) (the “Company” or “Revelation”), a clinical-stage life sciences company that is focused on rebalancing inflammation to optimize health, today announced the pricing of a public offering of 3,640,000 shares of its common stock (or common

June 4, 2025 EX-4.1

Warrant Agency Agreement dated May 28, 2025

Exhibit 4.1 Revelation Biosciences, Inc. and Continental Stock Transfer & Trust Company as Warrant Agent Warrant Agency Agreement Dated as of May 29, 2025 WARRANT AGENCY AGREEMENT WARRANT AGENCY AGREEMENT, dated as of May 29, 2025 (“Agreement”), between Revelation Biosciences, Inc., a Delaware corporation (the “Company”), and Continental Stock Transfer & Trust Company, a New York corporation (the

June 4, 2025 EX-4.2

Form of Pre-Funded Common Stock Warrant

Exhibit 4.2 PRE-FUNDED COMMON STOCK PURCHASE WARRANT Revelation Biosciences, Inc. Warrant Shares: [*] Initial Exercise Date: May 29, 2025 THIS PRE-FUNDED COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, [*] or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or

June 4, 2025 EX-4.3

Form of Class H Common Stock Warrant

Exhibit 4.3 CLASS H COMMON STOCK PURCHASE WARRANT Revelation Biosciences, Inc. Warrant Shares: 14,560,000 Issue Date: May 29, 2025 CUSIP: 76135L168 ISIN: US76135L1686 THIS CLASS H COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, CEDE & CO. or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereina

June 4, 2025 EX-10.1

Placement Agency Agreement dated May 28, 2025

Exhibit 10.1 PLACEMENT AGENCY AGREEMENT May 28, 2025 Roth Capital Partners, LLC 888 San Clemente Drive, Suite 400 Newport Beach, CA 92660 Ladies and Gentlemen: Introduction. Subject to the terms and conditions herein (this “Agreement”), Revelation Biosciences, Inc., a Delaware corporation (the “Company”), hereby agrees to sell up to an aggregate of $4,004,000 of registered securities of the Compan

May 29, 2025 424B3

REVELATION BIOSCIENCES, INC. 675,000 Shares of Common Stock Pre-Funded Warrants to Purchase up to 2,965,000 Shares of Common Stock and 2,965,000 Shares of Common Stock Underlying the Pre-Funded Warrants 14,560,000 Class H Common Stock Warrants to Pur

Rule 424(b)(3) Commission File No. 333-287423 PROSPECTUS REVELATION BIOSCIENCES, INC. 675,000 Shares of Common Stock Pre-Funded Warrants to Purchase up to 2,965,000 Shares of Common Stock and 2,965,000 Shares of Common Stock Underlying the Pre-Funded Warrants 14,560,000 Class H Common Stock Warrants to Purchase 14,560,000 Shares of Common Stock and 14,560,000 Shares of Common Stock Underlying the

May 29, 2025 PRE 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☒ Preliminary Proxy Statement ☐ Confidential, for Use of

May 28, 2025 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, 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): May 23, 2025 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Commissi

May 28, 2025 EX-99.1

Revelation Biosciences Announces Retirement of George Tidmarsh, MD, PhD from Board of Directors

Revelation Biosciences Announces Retirement of George Tidmarsh, MD, PhD from Board of Directors San Diego, CA – May 23, 2025 – Revelation Biosciences, Inc.

May 23, 2025 S-1/A

As filed with the U.S. Securities and Exchange Commission on May 23, 2025

As filed with the U.S. Securities and Exchange Commission on May 23, 2025 Registration No. 333-287423 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 1 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 REVELATION BIOSCIENCES, INC. (Exact name of registrant as specified in its charter) DELAWARE (Jurisdiction of incorporation or organization) 2

May 23, 2025 EX-4.16

Form of Class H Common Stock Warrant

Exhibit 4.16 EXHIBIT A-1 CLASS H COMMON STOCK PURCHASE WARRANT Revelation Biosciences, Inc. Warrant Shares: Issue Date: , 2025 CUSIP: ISIN: THIS CLASS H COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or afte

May 23, 2025 CORRESP

J.P. Galda & Co. 40 East Montgomery Avenue, LTW 220 Ardmore, Pennsylvania 19008

J.P. Galda & Co. 40 East Montgomery Avenue, LTW 220 Ardmore, Pennsylvania 19008 May 23, 2025 VIA EDGAR AND E-MAIL Mr. Alan Campbell Mr. Joseph McCann Office of Life Sciences Division of Corporate Finance U.S. Securities and Exchange Commission 100 F. Street, N.E. Washington, DC 20549-7010 Re: Revelation Biosciences, Inc. Registration Statement on Form S-1 Commission File No. 333-287423 Gentlemen:

May 23, 2025 EX-10.1

Form of Securities Purchase Agreement

Exhibit 10.1 SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of , 2025, between Revelation Biosciences, Inc., a Delaware corporation (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a “Purchaser” and collectively the “Purchasers”). WHEREAS, subject to the terms and conditions se

May 23, 2025 EX-4.18

Form of Warrant Agency Agreement with Continental Stock Transfer & Trust Co.

Exhibit 4.18 Revelation Biosciences, Inc. and Continental Stock Transfer & Trust Company as Warrant Agent Warrant Agency Agreement Dated as of , 2025 WARRANT AGENCY AGREEMENT WARRANT AGENCY AGREEMENT, dated as of , 2025 (“Agreement”), between Revelation Biosciences, Inc., a Delaware corporation (the “Company”), and Continental Stock Transfer & Trust Company, a New York corporation (the “Warrant Ag

May 23, 2025 EX-FILING FEES

Registration fee table

Exhibit 107 FILING FEE TABLES FOR FORM S-1 Calculation of Filing Fee Tables Form S-1 (Form Type) REVELATION BIOSCIENCES, INC.

May 22, 2025 CORRESP

REVELATION BIOSCIENCES, INC. 4660 La Jolla Village Drive, Suite 100 San Diego, CA 92122

REVELATION BIOSCIENCES, INC. 4660 La Jolla Village Drive, Suite 100 San Diego, CA 92122 May 22, 2025 VIA EDGAR AND E-MAIL Mr. Alan Campbell Office of Life Sciences Division of Corporate Finance U.S. Securities and Exchange Commission 100 F. Street, N.E. Washington, DC 20549-7010 Re: Revelation Biosciences Inc. Registration Statement on Form S-1; Commission File No. 333-287423 Dear Mr. Campbell: In

May 22, 2025 CORRESP

REVELATION BIOSCIENCES, INC. 4660 La Jolla Village Drive, Suite 100 San Diego, CA 92122

REVELATION BIOSCIENCES, INC. 4660 La Jolla Village Drive, Suite 100 San Diego, CA 92122 May 22, 2025 VIA EDGAR AND E-MAIL Mr. Alan Campbell Office of Life Sciences Division of Corporate Finance U.S. Securities and Exchange Commission 100 F. Street, N.E. Washington, DC 20549-7010 Re: Revelation Biosciences, Inc. Registration Statement on Form S-1; Commission File No. 333-287423 Dear Mr. Campbell: P

May 20, 2025 EX-10.3

Form of Placement Agency Agreement with Roth Capital Partners, LLC

Exhibit 10.3 PLACEMENT AGENCY AGREEMENT , 2025 Roth Capital Partners, LLC 888 San Clemente Drive, Suite 400 Newport Beach, CA 92660 Ladies and Gentlemen: Introduction. Subject to the terms and conditions herein (this “Agreement”), Revelation Biosciences, Inc., a Delaware corporation (the “Company”), hereby agrees to sell up to an aggregate of $ of registered securities of the Company, including, b

May 20, 2025 EX-10.1

Form of Securities Purchase Agreement

Exhibit 10.1 SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of , 2025, between Revelation Biosciences, Inc., a Delaware corporation (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a “Purchaser” and collectively the “Purchasers”). WHEREAS, subject to the terms and conditions se

May 20, 2025 EX-4.17

Form of Class H-2 Common Stock Warrant

Exhibit 4.17 EXHIBIT A-1 CLASS H-2 COMMON STOCK PURCHASE WARRANT Revelation Biosciences, Inc. Warrant Shares: Issue Date: , 2025 CUSIP: ISIN: THIS CLASS H-2 COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or

May 20, 2025 CORRESP

REVELATION BIOSCIENCES, INC. 4660 La Jolla Village Drive, Suite 100 San Diego, CA 92122

REVELATION BIOSCIENCES, INC. 4660 La Jolla Village Drive, Suite 100 San Diego, CA 92122 May 20, 2025 VIA EDGAR AND E-MAIL Mr. Allan Campbell Office of Life Sciences Division of Corporate Finance U.S. Securities and Exchange Commission 100 F. Street, N.E. Washington, DC 20549-7010 Re: Revelation Biosciences Inc. Registration Statement on Form S-1; Commission File No. 333-287423 Dear Mr.Campbell: Pu

May 20, 2025 EX-4.18

Form of Class H-3 common Stock Warrant

Exhibit 4.18 EXHIBIT A-1 CLASS H-3 COMMON STOCK PURCHASE WARRANT Revelation Biosciences, Inc. Warrant Shares: Issue Date: , 2025 CUSIP: ISIN: THIS CLASS H-3 COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or

May 20, 2025 EX-4.20

Form of Warrant Agency Agreement with Continental Stock Transfer & Trust Co.

Exhibit 4.20 Revelation Biosciences, Inc. and Continental Stock Transfer & Trust Company as Warrant Agent Warrant Agency Agreement Dated as of , 2025 WARRANT AGENCY AGREEMENT WARRANT AGENCY AGREEMENT, dated as of , 2025 (“Agreement”), between Revelation Biosciences, Inc., a Delaware corporation (the “Company”), and Continental Stock Transfer & Trust Company, a New York corporation (the “Warrant Ag

May 20, 2025 S-1

As filed with the U.S. Securities and Exchange Commission on May 20, 2025

As filed with the U.S. Securities and Exchange Commission on May 20, 2025 Registration No. UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 REVELATION BIOSCIENCES, INC. (Exact name of registrant as specified in its charter) DELAWARE (Jurisdiction of incorporation or organization) 2834 84-3898466 (Primary Standa

May 20, 2025 EX-10.2

Form of Lock-up Agreement

Exhibit 10.2 LOCK-UP AGREEMENT , 2025 Revelation Biosciences, Inc. Roth Capital Partners, LLC, as placement agent in the Offering (as defined below) Re: Offering (as defined below) by Revelation Biosciences, Inc. (the “Company”) Ladies and Gentlemen: The undersigned irrevocably agrees with the Company that, from the date hereof until ninety (90) days following the closing of the Company’s offering

May 20, 2025 EX-4.16

Form of Class H-1 Common Stock Warrant

Exhibit 4.16 EXHIBIT A-1 CLASS H-1 COMMON STOCK PURCHASE WARRANT Revelation Biosciences, Inc. Warrant Shares: Issue Date: , 2025 CUSIP: ISIN: THIS CLASS H-1 COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or

May 20, 2025 EX-4.19

Form of Pre-Funded Warrant

Exhibit 4.19 PRE-FUNDED COMMON STOCK PURCHASE WARRANT Revelation Biosciences, Inc. Warrant Shares: Initial Exercise Date: February 5, 2024 THIS PRE-FUNDED COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or af

May 20, 2025 EX-FILING FEES

Registration fee table

Exhibit 107 FILING FEE TABLES FOR FORM S-1 Calculation of Filing Fee Tables Form S-1 (Form Type) REVELATION BIOSCIENCES, INC.

May 8, 2025 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 08, 2025 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Commissi

May 8, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

r UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number: 001-39603 REVELATION BIOSCIENCES, INC.

May 8, 2025 EX-99.1

Revelation Biosciences, Inc. Announces Financial Results for the Three Months Ended March 31, 2025

Exhibit 99.1 Revelation Biosciences, Inc. Announces Financial Results for the Three Months Ended March 31, 2025 San Diego, CA – May 8, 2025 – Revelation Biosciences, Inc. (NASDAQ: REVB) (the “Company” or “Revelation”), a clinical-stage life sciences company that is focused on rebalancing inflammation to optimize health, today reported its three months ended March 31, 2025 financial results. Corpor

April 4, 2025 EX-10.1

SECURITIES PURCHASE AGREEMENT

Exhibit 10.1 SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of , 2025, between Revelation Biosciences, Inc., a Delaware corporation (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a “Purchaser” and collectively the “Purchasers”). WHEREAS, subject to the terms and conditions se

April 4, 2025 EX-10.3

PLACEMENT AGENCY AGREEMENT ______, 2025

Exhibit 10.3 PLACEMENT AGENCY AGREEMENT , 2025 Roth Capital Partners, LLC 888 San Clemente Drive, Suite 400 Newport Beach, CA 92660 Ladies and Gentlemen: Introduction. Subject to the terms and conditions herein (this “Agreement”), Revelation Biosciences, Inc., a Delaware corporation (the “Company”), hereby agrees to sell up to an aggregate of $ of registered securities of the Company, including, b

April 4, 2025 EX-4.17

PRE-FUNDED COMMON STOCK PURCHASE WARRANT Revelation Biosciences, Inc.

Exhibit 4.17 PRE-FUNDED COMMON STOCK PURCHASE WARRANT Revelation Biosciences, Inc. Warrant Shares: Initial Exercise Date: February 5, 2024 THIS PRE-FUNDED COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or af

April 4, 2025 EX-4.16

CLASS H COMMON STOCK PURCHASE WARRANT Revelation Biosciences, Inc.

Exhibit 4.16 CLASS H COMMON STOCK PURCHASE WARRANT Revelation Biosciences, Inc. Warrant Shares: Initial Exercise Date: , 2025 CUSIP: ISIN: THIS CLASS H COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after

April 4, 2025 DRS

Confidentially submitted to the Securities and Exchange Commission on April 4, 2025. This draft registration statement has not been publicly filed with the Securities and Exchange Commission and all information herein remains strictly confidential.

Confidentially submitted to the Securities and Exchange Commission on April 4, 2025.

April 4, 2025 EX-4.18

Revelation Biosciences, Inc. Continental Stock Transfer & Trust Company as Warrant Agent Warrant Agency Agreement Dated as of ________, 2025 WARRANT AGENCY AGREEMENT

Exhibit 4.18 Revelation Biosciences, Inc. and Continental Stock Transfer & Trust Company as Warrant Agent Warrant Agency Agreement Dated as of , 2025 WARRANT AGENCY AGREEMENT WARRANT AGENCY AGREEMENT, dated as of , 2025 (“Agreement”), between Revelation Biosciences, Inc., a Delaware corporation (the “Company”), and Continental Stock Transfer & Trust Company, a New York corporation (the “Warrant Ag

April 4, 2025 EX-10.2

LOCK-UP AGREEMENT

Exhibit 10.2 LOCK-UP AGREEMENT , 2025 Revelation Biosciences, Inc. Roth Capital Partners, LLC, as placement agent in the Offering (as defined below) Re: Offering (as defined below) by Revelation Biosciences, Inc. (the “Company”) Ladies and Gentlemen: The undersigned irrevocably agrees with the Company that, from the date hereof until ninety (90) days following the closing of the Company’s offering

March 17, 2025 EX-99.1

Gemini priming attenuates inflammation in human peripheral blood mononuclear cells – Observed response is excellent surrogate of the potential of Gemini in target indications – – Equivalent response anticipated in Phase 1b study CKD patients –

Gemini priming attenuates inflammation in human peripheral blood mononuclear cells – Observed response is excellent surrogate of the potential of Gemini in target indications – – Equivalent response anticipated in Phase 1b study CKD patients – San Diego, CA – March 17, 2025 – Revelation Biosciences, Inc.

March 17, 2025 EX-99.2

Corporate Presentation dated March 17, 2025

March 17, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

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 17, 2025 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Commis

March 6, 2025 EX-99.1

Revelation Biosciences, Inc. Announces Financial Results for the Three and Twelve Months Ended December 31, 2024

Exhibit 99.1 Revelation Biosciences, Inc. Announces Financial Results for the Three and Twelve Months Ended December 31, 2024 San Diego, CA – March 6, 2025 – Revelation Biosciences, Inc. (NASDAQ: REVB) (the “Company” or “Revelation”), a clinical-stage life sciences company that is focused on rebalancing inflammation to optimize health, today reported its three and twelve months ended December 31,

March 6, 2025 EX-4.16

Description of Securities

EXHIBIT 4.16 DESCRIPTION OF SECURITIES REGISTERED UNDER SECTION 12 OF THE EXCHANGE ACT Authorized and Outstanding Stock The Charter authorizes the issuance of an aggregate of 505,000,000 shares of capital stock, consisting of 500,000,000 Shares of Common Stock, $0.001 par value per share and 5,000,000 shares of preferred stock, $0.001 par value per share. The outstanding Shares of Common Stock are

March 6, 2025 EX-14.2

Insider Trader Policy

Exhibit 14.2 INSIDER TRADING POLICY (dated January 10, 2021) I. INTRODUCTION Federal and state laws prohibit buying, selling or making other transfers of securities by persons who have material information that is not generally known or available to the public. These laws also prohibit persons with such material nonpublic information from disclosing this information to others who trade. Revelation

March 6, 2025 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 06, 2025 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Commis

March 6, 2025 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-K

r UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-39603 REVELATION BIOSCIENCES, INC.

February 24, 2025 EX-99.1

Revelation Biosciences, Inc. Receives Continued NASDAQ Listing Approval

EXHIBIT 99.1 Revelation Biosciences, Inc. Receives Continued NASDAQ Listing Approval San Diego, CA – February 24, 2025 – Revelation Biosciences, Inc. (NASDAQ: REVB) (the “Company” or “Revelation”), a clinical-stage life sciences company that is focused on rebalancing inflammation to optimize health, announced today the Nasdaq Stock Market LLC (“Nasdaq”) formally notified the Company that REVB comm

February 24, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

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 19, 2025 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Com

February 11, 2025 EX-99.1

Rebalancing inflammation to optimize health NASDAQ: REVB www.revbiosciences.com

Rebalancing inflammation to optimize health NASDAQ: REVB www.revbiosciences.com This presentation contains forward-looking statements as defined in the Private Securities Litigation Reform Act of 1995, as amended. Forward-looking statements are statements that are not historical facts. These forward-looking statements are generally identified by the words "anticipate", "believe", "expect", "estima

February 11, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

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 10, 2025 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Com

January 30, 2025 EX-3.1

Amendment to the Third Amended and Restated Certificate of Incorporation effective January 28, 2025

EXHIBIT 3.1 CERTIFICATE OF AMENDMENT to the THIRD AMENDED AND RESTATED CERTIFICATE OF INCORPORATION of REVELATION BIOSCIENCES, INC. REVELATION BIOSCIENCES, INC., a corporation organized and existing under the General Corporation Law of the State of Delaware (the “Corporation”), does hereby certify as follows: FIRST: The name of the Corporation is Revelation Biosciences, Inc. The Corporation’s orig

January 30, 2025 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Material Modification to Rights of Security Holders, 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): January 28, 2025 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Comm

January 21, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

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 17, 2025 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Comm

January 21, 2025 EX-99.1

Revelation Biosciences Starts its PRIME Phase 1b Clinical Study of Gemini in CKD Patients – Dosing to Commence Mid-February – – Topline data expected Mid-Year –

Revelation Biosciences Starts its PRIME Phase 1b Clinical Study of Gemini in CKD Patients – Dosing to Commence Mid-February – – Topline data expected Mid-Year – San Diego, CA – January 21, 2025 – Revelation Biosciences, Inc.

January 13, 2025 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuit to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

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

January 7, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

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 03, 2025 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Comm

January 7, 2025 EX-99.1

Nasdaq Grants Revelation Biosciences Inc. Continued Listing

Exhibit 99.1 Nasdaq Grants Revelation Biosciences Inc. Continued Listing San Diego, CA – January 6, 2025 – Revelation Biosciences, Inc. (NASDAQ: REVB) (the “Company” or “Revelation”), a clinical-stage life sciences company that is focused on harnessing the power of trained immunity for the treatment of disease, announced today that the Nasdaq Hearings Panel issued a decision letter granting Revela

December 20, 2024 424B3

Revelation Biosciences, Inc. 14,224,140 Shares of Common Stock

As filed Pursuant to Rule 424(b)(3) Registration No. 333-283764 PROSPECTUS Revelation Biosciences, Inc. 14,224,140 Shares of Common Stock This prospectus relates to the resale, from time to time, of up to 14,224,140 shares of common stock, par value $0.001 per share, by the selling stockholders identified in this prospectus under “Selling Stockholders” (the “Selling Stockholders”) to be issued upo

December 20, 2024 CORRESP

Revelation Biosciences, Inc. 4660 La Jolla Village Drive, Suite 100 San Diego, California 92122

Revelation Biosciences, Inc. 4660 La Jolla Village Drive, Suite 100 San Diego, California 92122 December 20, 2024 Via EDGAR Securities and Exchange Commission 100 F Street, NE Washington, DC 20549 Attention: Chris Edwards Re: Revelation Biosciences, Inc. Registration Statement on Form S-3 Commission File No. 333-283764 Mr. Edwards: On behalf of Revelation Biosciences, Inc. (the “Company”), I hereb

December 19, 2024 S-3/A

As filed with the Securities and Exchange Commission on December 19, 2024

As filed with the Securities and Exchange Commission on December 19, 2024 Registration No.

December 19, 2024 CORRESP

Revelation Biosciences, Inc. 4660 La Jolla Village Drive, Suite 100 San Diego, California 92122

Revelation Biosciences, Inc. 4660 La Jolla Village Drive, Suite 100 San Diego, California 92122 December 19, 2024 Via EDGAR Securities and Exchange Commission 100 F Street, NE Washington, DC 20549 Attention: Chris Edwards Re: Revelation Biosciences, Inc. Registration Statement on Form S-3 Commission File No. 333-283764 Mr. Edwards: On behalf of Revelation Biosciences, Inc. (the “Company”), I hereb

December 16, 2024 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of

December 12, 2024 EX-FILING FEES

Filing Fee Table

EXHIBIT 107 Calculation of Filing Fee Tables Form S-3 (Form Type) REVELATION BIOSCIENCES, INC.

December 12, 2024 S-3

As filed with the Securities and Exchange Commission on December 12, 2024

As filed with the Securities and Exchange Commission on December 12, 2024 Registration No.

December 12, 2024 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): December 12, 2024 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Com

December 6, 2024 EX-99.1

Revelation Biosciences Inc. Announces FDA Acceptance of Gemini IND -Phase 1b Study in CKD Patients to begin early 2025-

Exhibit 99.1 Revelation Biosciences Inc. Announces FDA Acceptance of Gemini IND -Phase 1b Study in CKD Patients to begin early 2025- San Diego, CA – December 2, 2024 – Revelation Biosciences, Inc. (NASDAQ: REVB) (the “Company” or “Revelation”), a clinical-stage life sciences company that is focused on harnessing the power of trained immunity for the treatment of disease, announced today that the U

December 6, 2024 8-K

Entry into a Material Definitive Agreement, Material Modification to Rights of Security Holders, Unregistered Sales of Equity Securities, 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): December 03, 2024 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Com

December 6, 2024 EX-4.1

Form of Class F Common Stock Warrant dated December 3, 2024

Exhibit 4.1 NEITHER THIS SECURITY NOR THE SECURITIES FOR WHICH THIS SECURITY IS EXERCISABLE HAVE BEEN REGISTERED WITH THE SECURITIES AND EXCHANGE COMMISSION OR THE SECURITIES COMMISSION OF ANY STATE IN RELIANCE UPON AN EXEMPTION FROM REGISTRATION UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”), AND, ACCORDINGLY, MAY NOT BE OFFERED OR SOLD EXCEPT PURSUANT TO AN EFFECTIVE REGISTR

December 6, 2024 EX-4.2

Form of Class G Common Stock Warrant dated December 3, 2024

Exhibit 4.2 NEITHER THIS SECURITY NOR THE SECURITIES FOR WHICH THIS SECURITY IS EXERCISABLE HAVE BEEN REGISTERED WITH THE SECURITIES AND EXCHANGE COMMISSION OR THE SECURITIES COMMISSION OF ANY STATE IN RELIANCE UPON AN EXEMPTION FROM REGISTRATION UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”), AND, ACCORDINGLY, MAY NOT BE OFFERED OR SOLD EXCEPT PURSUANT TO AN EFFECTIVE REGISTR

December 6, 2024 EX-10.1

Form of Inducement Letter

Exhibit 10.1 revelation biosciences, inc. December 3, 2024 Holder of Common Stock Purchase Warrants Re: Inducement Offer to Exercise Common Stock Purchase Warrants Dear Holder: Revelation Biosciences, Inc. (the “Company”) is pleased to offer to you (“Holder”, “you” or similar terminology) (i) the opportunity to receive new warrants to purchase shares of the Company’s common stock, par value $0.001

December 5, 2024 PRE 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☒ Preliminary Proxy Statement ☐ Confidential, for Use of

November 8, 2024 EX-99.1

Revelation Biosciences, Inc. Announces Financial Results for the Three and Nine Months Ended September 30, 2024

Exhibit 99.1 Revelation Biosciences, Inc. Announces Financial Results for the Three and Nine Months Ended September 30, 2024 San Diego, CA – November 8, 2024 – Revelation Biosciences, Inc. (NASDAQ: REVB) (the “Company” or “Revelation”), a clinical-stage biopharmaceutical company focused on harnessing the power of trained immunity for the prevention and treatment of disease by developing and commer

November 8, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-39603 REVELATION BIOSCIENCES, INC.

November 8, 2024 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 08, 2024 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Com

October 21, 2024 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 16, 2024 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Comm

September 27, 2024 EX-99.1

Revelation Biosciences’ Gemini Induces Dose Dependent Significant Increases in IL-10

Exhibit 99.1 Revelation Biosciences’ Gemini Induces Dose Dependent Significant Increases in IL-10 San Diego, CA – September 24, 2024 – Revelation Biosciences, Inc. (NASDAQ: REVB) (the “Company” or “Revelation”), a clinical-stage life sciences company that is focused on harnessing the power of trained immunity for the prevention and treatment of disease, today announced statistically significant, d

September 27, 2024 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): September 24, 2024 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Co

September 23, 2024 10-Q/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q/A (Amendment No. 1)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q/A (Amendment No.

September 23, 2024 CORRESP

J.P. Galda & Co. 40 E Montgomery Avenue, LTW 220 Ardmore, Pennsylvania 19003 Telephone (215) 815-1534

J.P. Galda & Co. Attorneys-at-Law 40 E Montgomery Avenue, LTW 220 Ardmore, Pennsylvania 19003 Telephone (215) 815-1534 September 23, 2024 Via Email and EDGAR Office of Life Sciences Division of Corporation Finance Securities and Exchange Commission 100 F Street, NE Washington, DC 20549 Attention: Gary Newberry Angela Connell Re: Revelation Biosciences, Inc. Form 10-K for the Fiscal Year Ended Dece

September 23, 2024 10-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-K/A (Amendment No. 1)

ageord UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-K/A (Amendment No.

September 23, 2024 10-Q/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q/A (Amendment No. 1)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q/A (Amendment No.

September 13, 2024 424B3

Revelation Biosciences, Inc. 5,096,120 Shares of Common Stock

As filed Pursuant to Rule 424(b)(3) Registration No. 333-281909 PROSPECTUS Revelation Biosciences, Inc. 5,096,120 Shares of Common Stock This prospectus relates to the resale, from time to time, of up to 5,096,120 shares of common stock, par value $0.001 per share, by the selling stockholders identified in this prospectus under “Selling Stockholders” (the “Selling Stockholders”) to be issued upon

September 10, 2024 CORRESP

Revelation Biosciences, Inc. 4660 La Jolla Village Drive, Suite 100 San Diego, California 92122

Revelation Biosciences, Inc. 4660 La Jolla Village Drive, Suite 100 San Diego, California 92122 September 10, 2024 Via EDGAR Securities and Exchange Commission 100 F Street, NE Washington, DC 20549 Attention: Chris Edwards Re: Revelation Biosciences, Inc. Registration Statement on Form S-3 Commission File No. 333-281909 Mr. Edwards: On behalf of Revelation Biosciences, Inc. (the “Company”), I here

September 3, 2024 EX-FILING FEES

Filing Fee Table

EXHIBIT 107 Calculation of Filing Fee Tables Form S-3 (Form Type) REVELATION BIOSCIENCES, INC.

September 3, 2024 S-3

As filed with the Securities and Exchange Commission on September 3, 2024

As filed with the Securities and Exchange Commission on September 3, 2024 Registration No.

August 26, 2024 EX-10.1

Form of Inducement Letter

Exhibit 10.1 revelation biosciences, inc. August 21, 2024 Holder of Common Stock Purchase Warrants Re: Inducement Offer to Exercise Common Stock Purchase Warrants Dear Holder: Revelation Biosciences, Inc. (the “Company”) is pleased to offer to you (“Holder”, “you” or similar terminology) (i) the opportunity to receive new warrants to purchase shares of the Company’s common stock, par value $0.0001

August 26, 2024 EX-4.1

Form of Class E Common Stock Warrant dated August 22, 2024

Exhibit 4.1 NEITHER THIS SECURITY NOR THE SECURITIES FOR WHICH THIS SECURITY IS EXERCISABLE HAVE BEEN REGISTERED WITH THE SECURITIES AND EXCHANGE COMMISSION OR THE SECURITIES COMMISSION OF ANY STATE IN RELIANCE UPON AN EXEMPTION FROM REGISTRATION UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”), AND, ACCORDINGLY, MAY NOT BE OFFERED OR SOLD EXCEPT PURSUANT TO AN EFFECTIVE REGISTR

August 26, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

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 21, 2024 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Commi

August 19, 2024 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 14, 2024 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Commi

August 9, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

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 09, 2024 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Commi

August 9, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-39603 REVELATION BIOSCIENCES, INC.

August 9, 2024 EX-99.1

Revelation Biosciences, Inc. Announces Financial Results for the Three and Six Months Ended June 30, 2024

Exhibit 99.1 Revelation Biosciences, Inc. Announces Financial Results for the Three and Six Months Ended June 30, 2024 San Diego, CA – August 9, 2024 – Revelation Biosciences, Inc. (NASDAQ: REVB) (the “Company” or “Revelation”), a clinical-stage biopharmaceutical company focused on harnessing the power of trained immunity for the prevention and treatment of disease by developing and commercializin

August 2, 2024 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): August 01, 2024 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Commi

July 23, 2024 CORRESP

Revelation Biosciences, Inc. 4660 La Jolla Village Drive, Suite 100 San Diego, California 92122

Revelation Biosciences, Inc. 4660 La Jolla Village Drive, Suite 100 San Diego, California 92122 July 26, 2024 Via EDGAR Securities and Exchange Commission 100 F Street, NE Washington, DC 20549 Attention: Chris Edwards Re: Revelation Biosciences, Inc. Registration Statement on Form S-3 Commission File No. 333-280908 Mr. Edwards: On behalf of Revelation Biosciences, Inc. (the “Company”), I hereby re

July 19, 2024 EX-FILING FEES

Filing Fee Table

EXHIBIT 107 Calculation of Filing Fee Tables Form S-3 (Form Type) REVELATION BIOSCIENCES, INC.

July 19, 2024 S-3

As filed with the Securities and Exchange Commission on July 19, 2024

As filed with the Securities and Exchange Commission on July 19, 2024 Registration No.

June 24, 2024 EX-99.1

NOTICE OF EXERCISE

Exhibit 99.1 NOTICE OF EXERCISE To: Revelation Biosciences, Inc. (1) The undersigned hereby elects to purchase Warrant Shares of the Company pursuant to the terms of the attached Warrant (only if exercised in full), and tenders herewith payment of the exercise price in full, together with all applicable transfer taxes, if any. (2) Payment shall take the form of (check applicable box): [ ] in lawfu

June 24, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

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 24, 2024 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Commiss

June 18, 2024 EX-FILING FEES

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables FORM S-8 (Form Type) REVELATION BIOSCIENCES, INC.

June 18, 2024 EX-23.01

Baker Tilly US, LLP

Exhibit 23.01 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in this Registration Statement on Form S-8 of Revelation Biosciences, Inc. (the “Company”) of our report dated March 22, 2024 relating to the consolidated financial statements of Revelation Biosciences, Inc., as of and for the years ended December 31, 2023 and 2022, which includes an

June 18, 2024 S-8

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 REVELATION BIOSCIENCES, INC. (Exact name of registrant as specified in its charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 REVELATION BIOSCIENCES, INC. (Exact name of registrant as specified in its charter) Delaware 84-3898466 (State or other jurisdiction of incorporation or organization) (I.R.S. Employer Identification No.) 4660 La Jolla Village Drive, Suite 100 San Diego, CA 92122

June 18, 2024 EX-5.01

Opinion of J.P. Galda & Co.

Exhibit 5.01 J.P. Galda & Co. Attorneys-at-Law 40 East Montgomery Avenue, LTW 220 Ardmore, Pennsylvania 19003 Telephone: 215-815-1534 June 18, 2024 Revelation Biosciences, Inc. 4660 La Jolla Village Drive, Suite 100 San Diego, California 92122 Ladies and Gentlemen: Re: Registration on Form S-8 We have acted as counsel to Revelation Biosciences, Inc., a corporation incorporated under the laws of th

May 16, 2024 8-K

Financial Statements and Exhibits, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 15, 2024 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Commissi

May 10, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-39603 REVELATION BIOSCIENCES, INC.

May 10, 2024 EX-99.1

Revelation Biosciences, Inc. Announces Financial Results for the Three Months Ended March 31, 2024

Exhibit 99.1 Revelation Biosciences, Inc. Announces Financial Results for the Three Months Ended March 31, 2024 San Diego, CA – May 10, 2024 – Revelation Biosciences, Inc. (NASDAQ: REVB) (the “Company” or “Revelation”), a clinical-stage life sciences company that is focused on harnessing the power of trained immunity for the prevention and treatment of disease, today reported its three months ende

May 10, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 10, 2024 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Commissi

April 16, 2024 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of

April 5, 2024 PRE 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☒ Preliminary Proxy Statement ☐ Confidential, for Use of

March 22, 2024 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-K

1vavageord UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-39603 REVELATION BIOSCIENCES, INC.

March 22, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

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 22, 2024 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Commis

March 22, 2024 EX-97

Claw Back Policy

Exhibit 97 CLAWBACK POLICY (November 20, 2023) I. Purpose The Board of Directors (the “Board”) of Revelation Biosciences, Inc. (the “Company”) believes that it is in the best interests of the Company and its shareholders to adopt this Clawback Policy (the "Policy"), which provides for the recovery of certain incentive compensation in the event of an Accounting Restatement (as defined below). This

March 22, 2024 EX-99.1

Revelation Biosciences, Inc. Announces Financial Results for the Three and Twelve Months Ended December 31, 2023

Exhibit 99.1 Revelation Biosciences, Inc. Announces Financial Results for the Three and Twelve Months Ended December 31, 2023 San Diego, CA – March 22, 2024 – Revelation Biosciences, Inc. (NASDAQ: REVB) (the “Company” or “Revelation”), a clinical-stage life sciences company that is focused on harnessing the power of trained immunity for the prevention and treatment of disease, today reported its t

March 12, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

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 12, 2024 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Commis

March 12, 2024 EX-99.2

Oral Presentation at the 29th International Conference on Advances in Critical Care Nephrology: AKI and CRRT - March 2024 Intravenous GeminiTM for Prevention of Acute Kidney Injury Prophylactic Administration of Gemini (intravenous PHAD®) Reduces Tis

Oral Presentation at the 29th International Conference on Advances in Critical Care Nephrology: AKI and CRRT - March 2024 Intravenous GeminiTM for Prevention of Acute Kidney Injury Prophylactic Administration of Gemini (intravenous PHAD®) Reduces Tissue Damage and Improves Kidney Function in a Rat Model of Bilateral Ischemic Reperfusion Induced Acute Kidney Injury (AKI) Presented by Robin Marsden, Senior Vice President, Biology Introduction Gemini is a proprietary formulation of phosphorylated hexaacyl disaccharide (PHAD), a synthetic, detoxified version of lipopolysaccharide (LPS).

March 12, 2024 EX-99.1

Gemini is a proprietary formulation of phosphorylated hexaacyl disaccharide (PHAD), a synthetic, detoxified version of lipopolysaccharide (LPS). PHAD stimulates TLR4 to precondition immune cells, including early, robust induction of IL-10, followed b

Gemini is a proprietary formulation of phosphorylated hexaacyl disaccharide (PHAD), a synthetic, detoxified version of lipopolysaccharide (LPS).

February 13, 2024 EX-99.1

JOINT FILING AGREEMENT

EX-99.1 2 exhibit99-1.htm JOINT FILING AGREEMENT BY AND AMONG THE REPORTING PERSONS Exhibit 99.1 JOINT FILING AGREEMENT The undersigned hereby agree that a single Schedule 13G (or any amendment thereto) relating to the Common Stock, par value $0.001 per share, of Revelation Biosciences, Inc. shall be filed on behalf of each of the undersigned and that this Agreement shall be filed as an exhibit to

February 13, 2024 SC 13G/A

US76135L3096 / REVELATION BIOSCIENCES INC / Lind Global Fund II LP Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Revelation Biosciences, Inc. (Name of Issuer) Common Stock, par value $0.001 per share (Title of Class of Securities) 76135L309 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designat

February 8, 2024 EX-99.2

Revelation Biosciences Inc. Announces Closing of $6.2 Million Public Offering

Exhibit 99.2 Revelation Biosciences Inc. Announces Closing of $6.2 Million Public Offering San Diego, CA – February 5, 2024 – Revelation Biosciences Inc. (NASDAQ: REVB) (the “Company” or “Revelation”), a life sciences company that is focused on harnessing the power of trained immunity for the prevention and treatment of disease, today announced the closing on February 5, 2024 of its previously ann

February 8, 2024 EX-10.1

Form of Placement Agency Agreement dated February 1, 2024

EXHIBIT 10.1 PLACEMENT AGENCY AGREEMENT February 1, 2024 Roth Capital Partners, LLC 888 San Clemente Drive, Suite 400 Newport Beach, CA 92660 Ladies and Gentlemen: Introduction. Subject to the terms and conditions herein (this “Agreement”), Revelation Biosciences, Inc., a Delaware corporation (the “Company”), hereby agrees to sell up to an aggregate of $6,183,450 of registered securities of the Co

February 8, 2024 EX-4.1

Form of Warrant Agency Agreement with Continental Stock Transfer & Trust Co. dated February 5, 2024

EXHIBIT 4.1 Revelation Biosciences, Inc. and Continental Stock Transfer & Trust Company as Warrant Agent Warrant Agency Agreement Dated as of February 5, 2024 WARRANT AGENCY AGREEMENT WARRANT AGENCY AGREEMENT, dated as of February 5, 2024 (“Agreement”), between Revelation Biosciences, Inc., a Delaware corporation (the “Company”), and Continental Stock Transfer & Trust Company, a New York corporati

February 8, 2024 EX-4.2

Form of Class D Pre-Funded Warrant dated February 5, 2024

Exhibit 4.2 PRE-FUNDED COMMON STOCK PURCHASE WARRANT Revelation Biosciences, Inc. Warrant Shares: Initial Exercise Date: February 5, 2024 THIS PRE-FUNDED COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or aft

February 8, 2024 EX-10.2

Form of Securities Purchase Agreement dated February 1, 2024

Exhibit 10.2 SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of February 1, 2024, between Revelation Biosciences, Inc., a Delaware corporation (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a “Purchaser” and collectively the “Purchasers”). WHEREAS, subject to the terms and con

February 8, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

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 05, 2024 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Com

February 8, 2024 EX-99.1

Revelation Biosciences Inc. Announces Pricing of $6.2 Million Public Offering

Exhibit 99.1 Revelation Biosciences Inc. Announces Pricing of $6.2 Million Public Offering San Diego, CA – February 1, 2024 – Revelation Biosciences Inc. (NASDAQ: REVB) (the “Company” or “Revelation”), a life sciences company that is focused on harnessing the power of trained immunity for the prevention and treatment of disease, today announced the pricing of a public offering of 1,365,000 shares

February 8, 2024 EX-4.3

Form of Class D Common Stock Warrant dated February 5, 2024

EXHIBIT 4.3 CLASS D COMMON STOCK PURCHASE WARRANT Revelation Biosciences, Inc. Warrant Shares: 2,730,000 Initial Exercise Date: February 5, 2024 CUSIP: 76135L143 ISIN: US76135L1439 THIS CLASS D COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, CEDE & CO. or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the cond

February 2, 2024 424B3

Rule 424(b)(3) Commission File No. 333-276232

Rule 424(b)(3) Commission File No. 333-276232 PROSPECTUS REVELATION BIOSCIENCES, INC. 128,470 Shares of Common Stock 1,236,530 Pre-Funded Warrants to Purchase up to 1,236,530 Shares of Common Stock and up to 1,236,530 Shares of Common Stock Underlying the Pre-Funded Warrants 2,730,000 Class D Common Stock Warrants to Purchase up to 2,730,000 Shares of Common Stock and up to 2,730,000 Shares of Com

January 30, 2024 EX-99.1

Developing innovative therapeutics to address unmet needs Corporate Presentation / January 2024 www.revbiosciences.com

Developing innovative therapeutics to address unmet needs Corporate Presentation / January 2024 www.

January 30, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 30, 2024 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Comm

January 30, 2024 S-1/A

As filed with the U.S. Securities and Exchange Commission on January 30, 2024.

As filed with the U.S. Securities and Exchange Commission on January 30, 2024. Registration No. 333-276232 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 2 to FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 REVELATION BIOSCIENCES, INC. (Exact name of registrant as specified in its charter) DELAWARE (Jurisdiction of incorporation or organizati

January 30, 2024 CORRESP

Revelation Biosciences, Inc. 4660 La Jolla Village Drive San Diego, California 92122

Revelation Biosciences, Inc. 4660 La Jolla Village Drive San Diego, California 92122 January 30, 2024 Via EDGAR Securities and Exchange Commission 100 F Street, NE Washington, DC 20549 Attention: Cindy Polynice Laura Crotty Re: Revelation Biosciences, Inc. Registration Statement on Form S-1 Commission File No. 333-276232 Mesdames Polynice and Crotty: On behalf of Revelation Biosciences, Inc. (the

January 29, 2024 EX-10.3

Form of Placement Agency Agreement with Roth Capital Partners, LLC

Exhibit 10.3 PLACEMENT AGENCY AGREEMENT , 2024 Roth Capital Partners, LLC 888 San Clemente Drive, Suite 400 Newport Beach, CA 92660 Ladies and Gentlemen: Introduction. Subject to the terms and conditions herein (this “Agreement”), Revelation Biosciences, Inc., a Delaware corporation (the “Company”), hereby agrees to sell up to an aggregate of $ of registered securities of the Company, including, b

January 29, 2024 EX-FILING FEES

Registration fee table

Exhibit 107 Calculation of Filing Fee Tables FORM S-1 (Form Type) Revelation Biosciences, Inc.

January 29, 2024 CORRESP

J.P. Galda & Co. 40 Montgomery Avenue, LTW 220 Ardmore, Pennsylvania 19003 Telephone (215) 815-1534

J.P. Galda & Co. Attorneys-at-Law 40 Montgomery Avenue, LTW 220 Ardmore, Pennsylvania 19003 Telephone (215) 815-1534 January 29, 2024 Via EDGAR U.S. Securities and Exchange Commission 100 F Street, NE Washington, DC 20549 Attention: Cindy Polynice Laura Crotty Re: Revelation Biosciences, Inc. Registration Statement on Form S-1 File Number 333-276232 Mesdames Polynice and Crotty: Today Revelation B

January 29, 2024 S-1/A

As filed with the U.S. Securities and Exchange Commission on January 29, 2024.

As filed with the U.S. Securities and Exchange Commission on January 29, 2024. Registration No. 333-276232 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 1 to FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 REVELATION BIOSCIENCES, INC. (Exact name of registrant as specified in its charter) DELAWARE (Jurisdiction of incorporation or organizati

January 29, 2024 EX-4.12

Form of Class D Common Stock Warrant

Exhibit 4.12 CLASS D COMMON STOCK PURCHASE WARRANT Revelation Biosciences, Inc. Warrant Shares: Initial Exercise Date: , 2024 THIS CLASS D COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after the date her

January 29, 2024 EX-10.1

Form of Securities Purchase Agreement

Exhibit 10.1 SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of , 2024, between Revelation Biosciences, Inc., a Delaware corporation (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a “Purchaser” and collectively the “Purchasers”). WHEREAS, subject to the terms and conditions se

January 23, 2024 EX-3.1

Amendment to the Third Amended and Restated Certificate of Incorporation dated January 22, 2024

EXHIBIT 3.1 CERTIFICATE OF AMENDMENT to the THIRD AMENDED AND RESTATED CERTIFICATE OF INCORPORATION of REVELATION BIOSCIENCES, INC. REVELATION BIOSCIENCES, INC., a corporation organized and existing under the General Corporation Law of the State of Delaware (the “Corporation”), does hereby certify as follows: FIRST: The name of the Corporation is Revelation Biosciences, Inc. The Corporation’s orig

January 23, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

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 22, 2024 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Comm

January 22, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

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 17, 2024 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Comm

December 22, 2023 EX-4.14

Form of Warrant Agency Agreement with Continental Stock Transfer & Trust Co.

Exhibit 4.14 Revelation Biosciences, Inc. and Continental Stock Transfer & Trust Company as Warrant Agent Warrant Agency Agreement Dated as of , 2024 WARRANT AGENCY AGREEMENT WARRANT AGENCY AGREEMENT, dated as of , 2024 (“Agreement”), between Revelation Biosciences, Inc., a Delaware corporation (the “Company”), and Continental Stock Transfer & Trust Company, a New York corporation (the “Warrant Ag

December 22, 2023 EX-10.2

Form of Lock-Up Agreement

Exhibit 10.2 LOCK-UP AGREEMENT , 20 Revelation Biosciences, Inc. Roth Capital Partners, LLC, as placement agent in the Offering (as defined below) Re: Offering (as defined below) by Revelation Biosciences, Inc. (the “Company”) Ladies and Gentlemen: The undersigned irrevocably agrees with the Company that, from the date hereof until ninety (90) days following the closing of the Company’s offering o

December 22, 2023 EX-10.3

Form of Placement Agency Agreement with Roth Capital Partners, LLC

Exhibit 10.3 PLACEMENT AGENCY AGREEMENT , 2024 Roth Capital Partners, LLC 888 San Clemente Drive, Suite 400 Newport Beach, CA 92660 Ladies and Gentlemen: Introduction. Subject to the terms and conditions herein (this “Agreement”), Revelation Biosciences, Inc., a Delaware corporation (the “Company”), hereby agrees to sell up to an aggregate of $ of registered securities of the Company, including, b

December 22, 2023 EX-FILING FEES

Registration fee table

Exhibit 107 Calculation of Filing Fee Tables FORM S-1 (Form Type) Revelation Biosciences, Inc.

December 22, 2023 EX-4.12

Form of Class D Common Stock Warrant

Exhibit 4.12 CLASS D COMMON STOCK PURCHASE WARRANT Revelation Biosciences, Inc. Warrant Shares: Initial Exercise Date: , 2024 THIS CLASS D COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after the date her

December 22, 2023 EX-4.13

Form of New Pre-Funded Common Stock Warrant

Exhibit 4.13 PRE-FUNDED COMMON STOCK PURCHASE WARRANT Revelation Biosciences, Inc. Warrant Shares: Initial Exercise Date: , 2024 THIS PRE-FUNDED COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after the da

December 22, 2023 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of

December 22, 2023 EX-10.1

Form of Securities Purchase Agreement

Exhibit 10.1 SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of , 2024, between Revelation Biosciences, Inc., a Delaware corporation (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a “Purchaser” and collectively the “Purchasers”). WHEREAS, subject to the terms and conditions se

December 22, 2023 S-1

As filed with the U.S. Securities and Exchange Commission on December 22, 2023.

As filed with the U.S. Securities and Exchange Commission on December 22, 2023. Registration No. UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 REVELATION BIOSCIENCES, INC. (Exact name of registrant as specified in its charter) DELAWARE (Jurisdiction of incorporation or organization) 2834 84-3898466 (Primary

December 12, 2023 PRE 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☒ Preliminary Proxy Statement ☐ Confidential, for Use of

November 13, 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

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 13, 2023 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Com

November 13, 2023 EX-99.1

Revelation Biosciences, Inc. Announces Financial Results for the Three and Nine Months Ended September 30, 2023

Exhibit 99.1 Revelation Biosciences, Inc. Announces Financial Results for the Three and Nine Months Ended September 30, 2023 San Diego, CA – November 13, 2023 – Revelation Biosciences, Inc. (NASDAQ: REVB) (the “Company” or “Revelation”), a life sciences company that is focused on harnessing the power of trained immunity for the prevention and treatment of disease, today reported its three and nine

November 9, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-39603 REVELATION BIOSCIENCES, INC.

October 12, 2023 EX-99.1

Developing innovative therapeutics to address unmet needs Corporate Presentation / October 2023 www.revbiosciences.com

Developing innovative therapeutics to address unmet needs Corporate Presentation / October 2023 www.

October 12, 2023 8-K

Regulation FD Disclosure, 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): October 12, 2023 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Comm

October 12, 2023 EX-99.2

Gemini Induces Pharmacologic Activity and Related Physiologic Changes in Multiple Preclinical Studies - Key Biomarker Activity Confirmed for Evaluation in Upcoming Phase 1 Study -

Gemini Induces Pharmacologic Activity and Related Physiologic Changes in Multiple Preclinical Studies - Key Biomarker Activity Confirmed for Evaluation in Upcoming Phase 1 Study - San Diego, CA – October 12, 2023 – Revelation Biosciences Inc.

October 2, 2023 EX-99.1

Revelation Biosciences Inc. Announces Appointment of Lakhmir Chawla, M.D. to Board of Directors

Exhibit 99.1 Revelation Biosciences Inc. Announces Appointment of Lakhmir Chawla, M.D. to Board of Directors San Diego, CA –October 2, 2023 – Revelation Biosciences Inc. (NASDAQ: REVB) (the “Company” or “Revelation”), a life sciences company that is focused on the development of immunologic based therapies for the prevention and treatment of disease, today announced the appointment of Lakhmir Chaw

October 2, 2023 8-K

Regulation FD Disclosure, 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): September 27, 2023 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Co

August 11, 2023 EX-5.01

Opinion of J.P. Galda & Co.

J.P. Galda & Co. Attorneys-at-Law 40 East Montgomery Avenue, LTW 220 Ardmore, Pennsylvania 19003 Telephone: 215-815-1534 August 11, 2023 Revelation Biosciences, Inc. 4660 La Jolla Village Drive, Suite 100 San Diego, California 92122 Ladies and Gentlemen: Re: Registration on Form S-8 We have acted as counsel to Revelation Biosciences, Inc., a corporation incorporated under the laws of the State of

August 11, 2023 EX-23.01

Baker Tilly US, LLP

Exhibit 23.01 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in this Registration Statement on Form S-8 of Revelation Biosciences, Inc. (the “Company”) of our report dated March 30, 2023 (which includes an explanatory paragraph regarding the existence of substantial doubt about the Company’s ability to continue as a going concern), relating to

August 11, 2023 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 11, 2023 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Commi

August 11, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

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 08, 2023 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Commi

August 11, 2023 EX-99.1

Revelation Biosciences Inc. Announces Financial Results for the Three and Six Months Ended June 30, 2023

Exhibit 99.1 Revelation Biosciences Inc. Announces Financial Results for the Three and Six Months Ended June 30, 2023 San Diego, CA – August 11, 2023 – Revelation Biosciences Inc. (NASDAQ: REVB) (the “Company” or “Revelation”), a life sciences company that is focused on the development of immunologic based therapies for the prevention and treatment of disease, today reported its three and six mont

August 11, 2023 EX-FILING FEES

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables FORM S-8 (Form Type) REVELATION BIOSCIENCES, INC.

August 11, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-39603 REVELATION BIOSCIENCES, INC.

August 11, 2023 S-8

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 REVELATION BIOSCIENCES, INC. (Exact name of registrant as specified in its charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 REVELATION BIOSCIENCES, INC. (Exact name of registrant as specified in its charter) Delaware 84-3898466 (State or other jurisdiction of incorporation or organization) (I.R.S. Employer Identification No.) 4660 La Jolla Village Drive, Suite 100 San Diego, CA 92122

July 14, 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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 14, 2023 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Commiss

July 7, 2023 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuit to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. 2)

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

July 7, 2023 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 06, 2023 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Commiss

July 7, 2023 EX-3.2

Amendment to the Second Amended and Restated Bylaws

Exhibit 3.2 REVELATION BIOSCIENCES, INC. a Delaware corporation SECOND AMENDED AND RESTATED BYLAWS As Amended July 6, 2023 ARTICLE I: STOCKHOLDERS Section 1.1: Annual Meetings. If required by applicable law, an annual meeting of stockholders shall be held for the election of directors at such date and time as may be determined from time to time by the Board of Directors of the Corporation (the “Bo

June 29, 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

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 29, 2023 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Commiss

June 29, 2023 EX-99.1

REMINDER: Revelation Biosciences, Inc. Urges All Stockholders to Vote at the 2023 Annual Meeting of Stockholders

REMINDER: Revelation Biosciences, Inc. Urges All Stockholders to Vote at the 2023 Annual Meeting of Stockholders San Diego, CA – June 29, 2023 – Revelation Biosciences Inc. (NASDAQ: REVB) (the “Company” or “Revelation”), a life sciences company that is focused on the development of immunologic based therapies for the prevention and treatment of disease, today reminded stockholders that the virtual

June 15, 2023 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuit to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

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

June 12, 2023 EX-99.1

Revelation Biosciences Inc. Announces Adjournment of 2023 Annual Meeting of Stockholders to July 7, 2023 and Additional Proposal

Revelation Biosciences Inc. Announces Adjournment of 2023 Annual Meeting of Stockholders to July 7, 2023 and Additional Proposal San Diego, CA – June 12, 2023 – Revelation Biosciences Inc. (NASDAQ: REVB) (the “Company” or “Revelation”), a life sciences company that is focused on the development of immunologic based therapies for the prevention and treatment of disease, today announced that the Com

June 12, 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

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 12, 2023 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Commiss

May 25, 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

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 25, 2023 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Commissi

May 25, 2023 EX-99.1

Developing innovative therapeutics to address unmet needs Corporate Presentation / May 2023 www.revbiosciences.com

Developing innovative therapeutics to address unmet needs Corporate Presentation / May 2023 www.

May 22, 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

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 22, 2023 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Commissi

May 22, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-39603 REVELATION BIOSCIENCES, INC.

May 22, 2023 EX-99.1

Revelation Biosciences Inc. Announces Financial Results for the Three Months Ended March 31, 2023 and Recent Corporate Progress

Exhibit 99.1 Revelation Biosciences Inc. Announces Financial Results for the Three Months Ended March 31, 2023 and Recent Corporate Progress San Diego, CA – May 22, 2023 – Revelation Biosciences Inc. (NASDAQ: REVB) (the “Company” or “Revelation”), a life sciences company that is focused on the development of immunologic based therapies for the prevention and treatment of disease, today reported it

May 15, 2023 NT 10-Q

OMB APPROVAL

OMB APPROVAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 OMB Number: 3235-0058 Expires: April 30, 2025 Estimated average burden hours per response. 2.50 FORM 12b-25 SEC FILE NUMBER 001-39603 NOTIFICATION OF LATE FILING CUSIP NUMBER 76135L309 (Check one): [] Form 10-K [ ] Form 20-F [ ] Form 11-K [ ] Form 10-Q [X] Form 10-D [ ] Form N-SAR [ ] Form N-CSR For Period Ended:

May 5, 2023 DEF 14A

Revelation Biosciences, Inc. 2021 Equity Incentive Plan, as amended

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

April 25, 2023 PRE 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.____)

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

April 3, 2023 EX-99

Revelation Biosciences Inc. Announces Financial Results for the Three and Twelve Months Ended December 31, 2022 and Recent Corporate Progress

Exhibit 99.1 Revelation Biosciences Inc. Announces Financial Results for the Three and Twelve Months Ended December 31, 2022 and Recent Corporate Progress San Diego, CA – March 30, 2023 – Revelation Biosciences Inc. (NASDAQ: REVB) (the “Company” or “Revelation”), a life sciences company that is focused on the development of immunologic based therapies for the prevention and treatment of disease, t

April 3, 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

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 30, 2023 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Commis

March 30, 2023 EX-99

Nominating Committee Charter

EXHIBIT 99.3 NOMINATING AND CORPORATE GOVERNANCE COMMITTEE CHARTER 1. Members. The Board of Directors (the “Board”) of Revelation Biosciences, Inc. (the “Company”) will appoint a Nominating and Corporate Governance Committee (the “Committee”) of at least two members, consisting, subject to the transition rules and exceptions applicable to a company listed on the Nasdaq Stock Market (“Nasdaq”), ent

March 30, 2023 EX-99

Compensation Committee Charter

EX-99 9 revb-ex992.htm EX-99.2 EXHIBIT 99.2 COMPENSATION COMMITTEE CHARTER 1. Members. The Board of Directors (the “Board”) of Revelation Biosciences, Inc. (the “Company”) will appoint a Compensation Committee (the “Committee”) of at least two members, consisting, subject to the transition rules and exceptions applicable to a company listed on the Nasdaq Stock Market (“Nasdaq”), entirely of indepe

March 30, 2023 EX-99

Audit Committee Charter

EX-99 8 revb-ex991.htm EX-99.1 EXHIBIT 99.1 AUDIT COMMITTEE CHARTER 1. Members. The Board of Directors (the “Board”) of Revelation Biosciences, Inc. (the “Company”) will appoint an Audit Committee (the “Committee”) of at least three members, consisting, subject to the transition rules and exceptions applicable to a company listed on the Nasdaq Stock Market (“Nasdaq”), entirely of independent direc

March 30, 2023 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-K

1vavageord UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-39603 REVELATION BIOSCIENCES, INC.

March 30, 2023 EX-14

Code of Ethics

EX-14 2 revb-ex141.htm EX-14.1 EXHIBIT 14.1 REVELATION BIOSCIENCES, INC. CODE OF BUSINESS CONDUCT AND ETHICS I. INTRODUCTION (February 1, 2022) This Code of Business Conduct and Ethics (this “Code”) provides a general statement of the expectations of Revelation Biosciences, Inc. (the “Company”) regarding the ethical standards to which each director, officer and employee should adhere while acting

February 21, 2023 EX-99.1

JOINT FILING AGREEMENT

Exhibit 99.1 JOINT FILING AGREEMENT The undersigned hereby agree that a single Schedule 13G (or any amendment thereto) relating to the Common Stock, par value $0.001 per share, of Revelation Biosciences, Inc. shall be filed on behalf of each of the undersigned and that this Agreement shall be filed as an exhibit to such Schedule 13G. February 21, 2023 LIND GLOBAL FUND II LP By: Lind Global Partner

February 21, 2023 EX-99.1

JOINT FILING AGREEMENT

Exhibit 1 JOINT FILING AGREEMENT The undersigned acknowledge and agree that the foregoing statement on Schedule 13G is filed on behalf of each of the undersigned and that all subsequent amendments to this statement on Schedule 13G may be filed on behalf of each of the undersigned without the necessity of filing additional joint filing agreements.

February 21, 2023 SC 13G

US76135L3096 / REVELATION BIOSCIENCES INC / Lind Global Fund II LP Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Revelation Biosciences, Inc. (Name of Issuer) Common Stock, par value $0.001 per share (Title of Class of Securities) 76135L309 (CUSIP Number) February 13, 2023 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate

February 21, 2023 SC 13G

US76135L3096 / REVELATION BIOSCIENCES INC / INTRACOASTAL CAPITAL, LLC - SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Revelation Biosciences, Inc. (Name of Issuer) Common Stock, $0.001 par value per share (Title of Class of Securities) 76135L309 (CUSIP Number) February 9, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate

February 17, 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

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 16, 2023 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Com

February 14, 2023 SC 13G

REVB / Revelation Biosciences, Inc. / AXA IM Prime Impact Master Fund I SCA SICAV-RAIF - SCHEDULE 13G Passive Investment

SC 13G 1 schedule13G.htm SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 Revelation Biosciences, Inc. (Name of Issuer) Common Stock, par value $0.001 per share (Title of Class of Securities) 76135L101 (CUSIP Number) December 31, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropri

February 13, 2023 EX-10

Form of Placement Agency Agreement Dated February 9, 2023

EXHIBIT 10.1 PLACEMENT AGENCY AGREEMENT February 9, 2023 Roth Capital Partners, LLC 888 San Clemente Drive, Suite 400 Newport Beach, CA 92660 Ladies and Gentlemen: Introduction. Subject to the terms and conditions herein (this “Agreement”), Revelation Biosciences, Inc., a Delaware corporation (the “Company”), hereby agrees to sell up to an aggregate of $15,576,750 of registered securities of the C

February 13, 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

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 09, 2023 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Com

February 13, 2023 EX-4

Form of Pre-Funded Common Stock Purchase Warrant

EXHIBIT 4.2 PRE-FUNDED COMMON STOCK PURCHASE WARRANT Revelation Biosciences, Inc. Warrant Shares: Initial Exercise Date: February 13, 2023 THIS PRE-FUNDED COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or af

February 13, 2023 EX-10

Form of Securities Purchase Agreement dated February 9, 2023

EX-10 6 revb-ex102.htm EX-10.2 EXHIBIT 10.2 SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of February 9, 2023, between Revelation Biosciences, Inc., a Delaware corporation (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a “Purchaser” and collectively the “Purchasers”). WHEREA

February 13, 2023 EX-99

Revelation Biosciences Inc. Announces Closing of $15.6 Million Public Offering

EXHIBIT 99.2 Revelation Biosciences Inc. Announces Closing of $15.6 Million Public Offering San Diego, CA – February 13, 2023 – Revelation Biosciences Inc. (NASDAQ: REVB) (the “Company” or “Revelation”), a clinical-stage life sciences company that is focused on the development of immunologic‑based therapies for the prevention and treatment of disease, today announced the closing on February 13, 20

February 13, 2023 EX-99

Revelation Biosciences Inc. Announces Pricing of $15.6 Million Public Offering

EXHIBIT 99.1 Revelation Biosciences Inc. Announces Pricing of $15.6 Million Public Offering San Diego, CA – February 9, 2023 – Revelation Biosciences Inc. (NASDAQ: REVB) (the “Company” or “Revelation”), a clinical-stage life sciences company that is focused on the development of immunologic‑based therapies for the prevention and treatment of disease, today announced the pricing of a public offerin

February 13, 2023 424B3

REVELATION BIOSCIENCES, INC. 2,888,600 Shares of Common Stock Warrants to Purchase 6,450,000 Shares of Common Stock and 6,450,000 Shares of Common Stock Underlying the Warrants Pre-Funded Warrants to Purchase 336,400 Shares of Common Stock

Commission File No. 333-268576 and 333-269655 Rule 424(b)(3) PROSPECTUS REVELATION BIOSCIENCES, INC. 2,888,600 Shares of Common Stock Warrants to Purchase 6,450,000 Shares of Common Stock and 6,450,000 Shares of Common Stock Underlying the Warrants Pre-Funded Warrants to Purchase 336,400 Shares of Common Stock This is a best efforts public offering of 2,888,600 shares of our common stock, warrants

February 13, 2023 EX-4

Form of Class C Common Stock Warrant dated February 13, 2023

EXHIBIT 4.3 CLASS C COMMON STOCK PURCHASE WARRANT Revelation Biosciences, Inc. Warrant Shares: 6,450,000 Initial Exercise Date: February 13, 2023 CUSIP: 76135L408 ISIN: US76135L4086 THIS CLASS C COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, CEDE & CO. or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the con

February 13, 2023 EX-4

Form of Warrant Agency Agreement with Continental Stock Transfer & Trust Co. dated February 13, 2023

EXHIBIT 4.1 Revelation Biosciences, Inc. and Continental Stock Transfer & Trust Company as Warrant Agent Warrant Agency Agreement Dated as of February 13, 2023 WARRANT AGENCY AGREEMENT WARRANT AGENCY AGREEMENT, dated as of February 13, 2023 (“Agreement”), between Revelation Biosciences, Inc., a Delaware corporation (the “Company”), and Continental Stock Transfer & Trust Company, a New York corpora

February 9, 2023 S-1MEF

As filed with the U.S. Securities and Exchange Commission on February 9, 2023.

As filed with the U.S. Securities and Exchange Commission on February 9, 2023. Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 REVELATION BIOSCIENCES, INC. (Exact name of registrant as specified in its charter) DELAWARE (Jurisdiction of incorporation or organization) 2834 84-3898466 (Prim

February 9, 2023 EX-FILING FEES

Registration fee table

EX-FILING FEES 4 ea173059ex-feerevelation.htm REGISTRATION FEE TABLE Exhibit 107 Calculation of Filing Fee Tables FORM S-1 (Form Type) Revelation Biosciences, Inc. (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 Offering Price Per

February 9, 2023 S-1/A

As filed with the U.S. Securities and Exchange Commission on February 9, 2023.

As filed with the U.S. Securities and Exchange Commission on February 9, 2023. Registration No. 333-268576 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 2 to FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 REVELATION BIOSCIENCES, INC. (Exact name of registrant as specified in its charter) DELAWARE (Jurisdiction of incorporation or organizati

February 6, 2023 CORRESP

Revelation Biosciences, Inc. 4660 La Jolla Village Drive San Diego, California 92122

Revelation Biosciences, Inc. 4660 La Jolla Village Drive San Diego, California 92122 February 6, 2023 Via EDGAR Securities and Exchange Commission 100 F Street, NE Washington, DC 20549 Attention: Daniel Crawford Joe McCann Re: Revelation Biosciences, Inc. Registration Statement on Form S-1 Commission File No. 333-268576 Messrs. Crawford and McCann: On behalf of Revelation Biosciences, Inc. (the “C

February 6, 2023 SC 13G/A

REVB / Revelation Biosciences, Inc. / Weiss Asset Management LP Passive Investment

10,011,662 =============================================================================== UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

February 1, 2023 EX-10.18

Form of Placement Agency Agreement

Exhibit 10.18 PLACEMENT AGENCY AGREEMENT , 2023 Roth Capital Partners, LLC 888 San Clemente Drive, Suite 400 Newport Beach, CA 92660 Ladies and Gentlemen: Introduction. Subject to the terms and conditions herein (this “Agreement”), Revelation Biosciences, Inc., a Delaware corporation (the “Company”), hereby agrees to sell up to an aggregate of $ of registered securities of the Company, including,

February 1, 2023 EX-3.2

Amendment to the Third Amended and Restated Certificate of Incorporation dated January 30, 2023

Exhibit 3.2 CERTIFICATE OF AMENDMENT to the THIRD AMENDED AND RESTATED CERTIFICATE OF INCORPORATION of REVELATION BIOSCIENCES, INC. REVELATION BIOSCIENCES, INC., a corporation organized and existing under the General Corporation Law of the State of Delaware (the “Corporation”), does hereby certify as follows: FIRST: The name of the Corporation is Revelation Biosciences, Inc. The Corporation’s orig

February 1, 2023 EX-FILING FEES

Registration fee table

Exhibit 107 Calculation of Filing Fee Tables FORM S-1 (Form Type) Revelation Biosciences, Inc.

February 1, 2023 CORRESP

J.P. Galda & Co. 40 Montgomery Avenue, LTW 220 Ardmore, Pennsylvania 19003 Telephone (215) 815-1534

J.P. Galda & Co. Attorneys-at-Law 40 Montgomery Avenue, LTW 220 Ardmore, Pennsylvania 19003 Telephone (215) 815-1534 February 1, 2023 Via Email and EDGAR U.S. Securities and Exchange Commission 100 F Street, NE Washington, DC 20549 Attention: Daniel Crawford Joe McCann Re: Revelation Biosciences, Inc. Registration Statement on Form S-1 Commission File Nos. 333-268076, 268576 Gentlemen: Revelation

February 1, 2023 EX-10.16

Form of Securities Purchase Agreement

Exhibit 10.16 SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of , 2023, between Revelation Biosciences, Inc., a Delaware corporation (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a “Purchaser” and collectively the “Purchasers”). WHEREAS, subject to the terms and conditions s

February 1, 2023 EX-4.12

Form of Class C Common Stock Warrant dated February 13, 2023

Exhibit 4.12 CLASS C COMMON STOCK PURCHASE WARRANT Revelation Biosciences, Inc. Warrant Shares: Initial Exercise Date: , 2023 THIS CLASS C COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after the date her

February 1, 2023 S-1/A

As filed with the U.S. Securities and Exchange Commission on February 1, 2023.

As filed with the U.S. Securities and Exchange Commission on February 1, 2023. Registration No. 333-268576 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 1 to FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 REVELATION BIOSCIENCES, INC. (Exact name of registrant as specified in its charter) DELAWARE (Jurisdiction of incorporation or organizati

January 31, 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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 30, 2023 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Comm

January 31, 2023 EX-3.1

Amendment to the Third Amended and Restated Certificate of Incorporation dated January 30, 2023

EXHIBIT 3.1 CERTIFICATE OF AMENDMENT to the THIRD AMENDED AND RESTATED CERTIFICATE OF INCORPORATION of REVELATION BIOSCIENCES, INC. REVELATION BIOSCIENCES, INC., a corporation organized and existing under the General Corporation Law of the State of Delaware (the “Corporation”), does hereby certify as follows: FIRST: The name of the Corporation is Revelation Biosciences, Inc. The Corporation’s orig

January 31, 2023 EX-99.1

Revelation Biosciences Inc. Announces 1-for-35 Reverse Stock Split effective February 1, 2023 and Results of Special Meeting of Stockholders

EXHIBIT 99.1 Revelation Biosciences Inc. Announces 1-for-35 Reverse Stock Split effective February 1, 2023 and Results of Special Meeting of Stockholders San Diego, CA – January 31, 2023 – Revelation Biosciences Inc. (NASDAQ: REVB) (the “Company” or “Revelation”), announced today that, on February 1, 2023, the Company will implement a 1-for-35 reverse split of its common stock following approval a

January 31, 2023 SC 13G/A

REVB / Revelation Biosciences, Inc. / Linden Capital L.P. - SC 13G/A Passive Investment

SC 13G/A 1 d435526dsc13ga.htm SC 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Revelation Biosciences, Inc. (Name of Issuer) Common Stock, $0.001 par value per share (Title of Class of Securities) 76135L101 (CUSIP Number) December 31, 2022 (Date of Event which Requires Filing of this Statement

January 13, 2023 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuit to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. 1)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuit to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. 1) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for the use of the Commission only (as permitted by Rule 14a-6(e)(2)) ☐ D

January 10, 2023 EX-99.1

Developing innovative therapeutics to address unmet needs Corporate Presentation / January 2023 www.revbiosciences.com

Developing innovative therapeutics to address unmet needs Corporate Presentation / January 2023 www.

January 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

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 09, 2023 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Comm

January 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

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 10, 2023 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Comm

January 10, 2023 EX-99.1

Revelation Biosciences Inc. Announces Pricing of Upcoming Automatic Unit Separation

Exhibit 99.1 Revelation Biosciences Inc. Announces Pricing of Upcoming Automatic Unit Separation San Diego, CA – January 10, 2023 – Revelation Biosciences Inc. (NASDAQ: REVB) (the “Company” or “Revelation”), announced today that, on January 13, 2023, the Company’s units, which trade with the ticker symbol “REVBU” will be mandatorily separated and the units will no longer trade on the Nasdaq Capita

December 30, 2022 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for the us

December 21, 2022 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

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, 2022 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Com

December 21, 2022 EX-3.1

Certificate of Designation for Series A Preferred Stock

Exhibit 3.1 REVELATION BIOSCIENCES, INC. CERTIFICATE OF DESIGNATION OF SERIES A PREFERRED STOCK Pursuant to Section 151 of the General Corporation Law of the State of Delaware THE UNDERSIGNED DOES HEREBY CERTIFY, on behalf of Revelation Biosciences, Inc., a Delaware corporation (the “Corporation”), that the following resolution was duly adopted by the board of directors of the Corporation (the “Bo

December 21, 2022 EX-10.1

Securities Purchase Agreement for Series A Preferred Stock

Exhibit 10.1 Revelation Biosciences, Inc. Series A Preferred Stock SUBSCRIPTION AND INVESTMENT REPRESENTATION AGREEMENT THIS AGREEMENT, dated as of December 19, 2022, is by and between Revelation Biosciences, Inc., a Delaware corporation (the “Company”), and the undersigned subscriber (the “Subscriber”). In consideration of the mutual promises contained herein, and other good, valuable and adequat

December 20, 2022 PRE 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☒ Preliminary Proxy Statement ☐ Confidential, for the us

December 12, 2022 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

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 06, 2022 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Com

November 29, 2022 EX-10.18

Form of Placement Agency Agreement

Exhibit 10.18 PLACEMENT AGENCY AGREEMENT , 2022 Roth Capital Partners, LLC 888 San Clemente Drive, Suite 400 Newport Beach, CA 92660 Ladies and Gentlemen: Introduction. Subject to the terms and conditions herein (this ?Agreement?), Revelation Biosciences, Inc., a Delaware corporation (the ?Company?), hereby agrees to sell up to an aggregate of $ of registered securities of the Company, including,

November 29, 2022 EX-4.12

Form of Class C Common Stock Warrant

Exhibit 4.12 CLASS C COMMON STOCK PURCHASE WARRANT Revelation Biosciences, Inc. Warrant Shares: Issue Date: , 2022 THIS CLASS C COMMON STOCK PURCHASE WARRANT (the ?Warrant?) certifies that, for value received, or its assigns (the ?Holder?) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after the Reverse Stock Split

November 29, 2022 EX-4.14

Form of Placement Agent Common Stock Warrant

Exhibit 4.14 PLACEMENT AGENT COMMON STOCK PURCHASE WARRANT Revelation Biosciences, Inc. Warrant Shares: Issue Date: , 2022 THIS PLACEMENT AGENT COMMON STOCK PURCHASE WARRANT (the ?Warrant?) certifies that, for value received, or its assigns (the ?Holder?) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after the Rev

November 29, 2022 S-1

As filed with the U.S. Securities and Exchange Commission on November 28, 2022.

As filed with the U.S. Securities and Exchange Commission on November 28, 2022. Registration No. UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 REVELATION BIOSCIENCES, INC. (Exact name of registrant as specified in its charter) DELAWARE (Jurisdiction of incorporation or organization) 2834 84-3898466 (Primary

November 29, 2022 EX-10.16

Form of Securities Purchase Agreement

Exhibit 10.16 SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this ?Agreement?) is dated as of , 2022, between Revelation Biosciences, Inc., a Delaware corporation (the ?Company?), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a ?Purchaser? and collectively the ?Purchasers?). WHEREAS, subject to the terms and conditions s

November 29, 2022 EX-FILING FEES

Registration fee table

Exhibit 107 Calculation of Filing Fee Tables FORM S-1 (Form Type) Revelation Biosciences, Inc.

November 25, 2022 8-K

Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing

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, 2022 REVELATION BIOSCIENCES, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-39603 84-3898466 (State or Other Jurisdiction of Incorporation) (Com

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