Revelation Biosciences, Inc. SEC filings REVB

Revelation Biosciences, Inc. has 389 filings in SEC EDGAR's recent list, going back to May 14, 2020. Its latest annual report, Form ARS, was filed on May 11, 2026 for the period ended May 11, 2026. The latest quarterly report (Form 10-Q) was filed on Nov 5, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 5, 2026 (results of operations). The company's fiscal year ends on December 31.

Revelation Biosciences, Inc. SEC filings
Form Description Filed Period
4 Insider transaction Aug 18, 2026 Aug 17, 2026
4 Insider transaction Aug 18, 2026 Aug 17, 2026
4 Insider transaction Aug 18, 2026 Aug 17, 2026
4 Insider transaction Aug 18, 2026 Aug 17, 2026
4 Insider transaction Aug 18, 2026 Aug 17, 2026
SCHEDULE 13G/A Amended ownership over 5% (passive) Aug 14, 2026 —
SCHEDULE 13G Ownership over 5% (passive) May 15, 2026 —
4 Insider transaction May 1, 2026 Apr 30, 2026
4 Insider transaction May 1, 2026 Apr 30, 2026
SCHEDULE 13G/A Amended ownership over 5% (passive) Feb 17, 2026 —
4 Insider transaction Feb 5, 2026 Feb 3, 2026
4 Insider transaction Feb 5, 2026 Feb 3, 2026
4 Insider transaction Feb 5, 2026 Feb 3, 2026
4 Insider transaction Feb 5, 2026 Feb 3, 2026
4 Insider transaction Feb 5, 2026 Feb 4, 2026
SCHEDULE 13G Ownership over 5% (passive) Jan 20, 2026 —
4 Insider transaction Jan 12, 2026 Jan 8, 2026
4 Insider transaction Jan 12, 2026 Jan 8, 2026
4 Insider transaction Jan 12, 2026 Jan 8, 2026
4 Insider transaction Jan 12, 2026 Jan 8, 2026
4 Insider transaction Jan 12, 2026 Jan 8, 2026
SCHEDULE 13G Ownership over 5% (passive) Nov 14, 2025 —
4 Insider transaction Oct 31, 2025 Oct 29, 2025
4 Insider transaction Oct 31, 2025 Oct 29, 2025
4 Insider transaction Oct 31, 2025 Oct 29, 2025
4 Insider transaction Oct 31, 2025 Oct 29, 2025
4 Insider transaction Oct 31, 2025 Oct 29, 2025
4 Insider transaction Feb 13, 2025 Feb 11, 2025
4 Insider transaction Feb 13, 2025 Feb 11, 2025
4 Insider transaction Feb 13, 2025 Feb 11, 2025
4 Insider transaction Feb 13, 2025 Feb 11, 2025
4 Insider transaction Feb 13, 2025 Feb 11, 2025
4 Insider transaction Feb 13, 2025 Feb 11, 2025
SCHEDULE 13G/A Amended ownership over 5% (passive) Jan 2, 2025 —
SC 13G/A Amended ownership over 5% (passive) Feb 13, 2024 —
SCHEDULE 13G/A Amended ownership over 5% (passive) Feb 12, 2024 —
SC 13G Ownership over 5% (passive) Jan 3, 2024 —
4 Insider transaction Dec 12, 2023 Dec 8, 2023
4 Insider transaction Oct 18, 2023 Oct 16, 2023
4 Insider transaction Oct 17, 2023 Oct 16, 2023
3 Initial insider ownership Oct 2, 2023 Sep 27, 2023
4 Insider transaction Oct 2, 2023 Sep 28, 2023
144 Notice of proposed sale Sep 28, 2023 —
4 Insider transaction Sep 18, 2023 Sep 14, 2023
4 Insider transaction Apr 19, 2023 Apr 17, 2023
4 Insider transaction Apr 18, 2023 Apr 14, 2023
4 Insider transaction Apr 18, 2023 Apr 14, 2023
4 Insider transaction Apr 18, 2023 Apr 14, 2023
4 Insider transaction Apr 18, 2023 Apr 14, 2023
4 Insider transaction Feb 28, 2023 Feb 25, 2023
4 Insider transaction Feb 28, 2023 Feb 25, 2023
SC 13G Ownership over 5% (passive) Feb 21, 2023 —
SC 13G Ownership over 5% (passive) Feb 21, 2023 —
SC 13G Ownership over 5% (passive) Feb 14, 2023 —
5 Annual insider ownership Feb 14, 2023 Dec 31, 2022
SC 13G/A Amended ownership over 5% (passive) Feb 6, 2023 —
SC 13G/A Amended ownership over 5% (passive) Jan 31, 2023 —
SC 13G/A Amended ownership over 5% (passive) Aug 17, 2022 —
SC 13G Ownership over 5% (passive) Mar 24, 2022 —
SC 13G/A Amended ownership over 5% (passive) Mar 10, 2022 —
4 Insider transaction Feb 28, 2022 Feb 25, 2022
SC 13D Ownership over 5% (active) Feb 15, 2022 —
SC 13G/A Amended ownership over 5% (passive) Feb 14, 2022 —
SC 13G/A Amended ownership over 5% (passive) Feb 14, 2022 —
SC 13G/A Amended ownership over 5% (passive) Feb 11, 2022 —
4 Insider transaction Feb 10, 2022 Feb 8, 2022
4/A Form 4/a submission Feb 9, 2022 Feb 4, 2022
SC 13G Ownership over 5% (passive) Feb 9, 2022 —
4 Insider transaction Feb 8, 2022 Feb 4, 2022
SC 13G/A Amended ownership over 5% (passive) Feb 4, 2022 —
3 Initial insider ownership Jan 20, 2022 Jan 10, 2022
3 Initial insider ownership Jan 20, 2022 Jan 10, 2022
3 Initial insider ownership Jan 20, 2022 Jan 10, 2022
3 Initial insider ownership Jan 20, 2022 Jan 10, 2022
3 Initial insider ownership Jan 20, 2022 Jan 10, 2022
3 Initial insider ownership Jan 20, 2022 Jan 10, 2022
SC 13G Ownership over 5% (passive) Jan 20, 2022 —
4 Insider transaction Jan 11, 2022 Jan 10, 2022
SC 13G/A Amended ownership over 5% (passive) Jan 11, 2022 —
3 Initial insider ownership Nov 2, 2021 Oct 13, 2021
SC 13G/A Amended ownership over 5% (passive) Oct 12, 2021 —
SC 13G/A Amended ownership over 5% (passive) Oct 12, 2021 —
SC 13G Ownership over 5% (passive) Sep 28, 2021 —
4 Insider transaction Sep 23, 2021 Sep 21, 2021
SC 13G Ownership over 5% (passive) Aug 10, 2021 —
3 Initial insider ownership Mar 11, 2021 Mar 11, 2021
SC 13G/A Amended ownership over 5% (passive) Feb 16, 2021 —
SC 13G Ownership over 5% (passive) Feb 10, 2021 —
SC 13G Ownership over 5% (passive) Feb 10, 2021 —
SC 13G/A Amended ownership over 5% (passive) Feb 8, 2021 —
SC 13G/A Amended ownership over 5% (passive) Feb 5, 2021 —
4 Insider transaction Dec 31, 2020 Dec 30, 2020
4 Insider transaction Dec 31, 2020 Dec 30, 2020
4 Insider transaction Nov 12, 2020 Nov 9, 2020
SC 13G Ownership over 5% (passive) Nov 10, 2020 —
4 Insider transaction Oct 21, 2020 Oct 7, 2020
3 Initial insider ownership Oct 21, 2020 Oct 7, 2020
4 Insider transaction Oct 20, 2020 Oct 16, 2020
4 Insider transaction Oct 19, 2020 Oct 9, 2020
3 Initial insider ownership Oct 19, 2020 Oct 8, 2020
SC 13G Ownership over 5% (passive) Oct 16, 2020 —
SC 13G Ownership over 5% (passive) Oct 16, 2020 —
3 Initial insider ownership Oct 13, 2020 Oct 7, 2020
3 Initial insider ownership Oct 9, 2020 Oct 7, 2020
3 Initial insider ownership Oct 9, 2020 Oct 7, 2020
3 Initial insider ownership Oct 9, 2020 Oct 7, 2020
3 Initial insider ownership Oct 9, 2020 Oct 7, 2020
3 Initial insider ownership Oct 9, 2020 Oct 7, 2020

Showing 108 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.

Company profile

Industry
Pharmaceutical Preparations (SIC 2834)
Listed as
REVB (Nasdaq), REVBW (Nasdaq)
Fiscal year ends
December 31
Incorporated in
DE
Headquarters
San Diego, CA
SEC filer status
Non-accelerated filer, Smaller reporting company
SEC CIK
1810560
Former names
Petra Acquisition Inc. (until Jan 11, 2022)

Other Pharmaceutical Preparations companies

Source: SEC EDGAR filings. This is company-reported data, not investment advice.