Revelation Biosciences, Inc. SEC filings REVBW
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.
| 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.
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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)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.