Rapid Micro Biosystems, Inc. SEC filings RPID
Rapid Micro Biosystems, Inc. has 328 filings in SEC EDGAR's recent list, going back to Oct 23, 2006. Its latest annual report, Form ARS, was filed on Apr 8, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 7, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Aug 7, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 14, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2026 | — |
| 4 | Insider transaction | Jul 24, 2026 | Jul 24, 2026 |
| 4 | Insider transaction | Jul 24, 2026 | Jul 22, 2026 |
| 144 | Notice of proposed sale | Jul 8, 2026 | — |
| 144 | Notice of proposed sale | Jul 1, 2026 | — |
| 144 | Notice of proposed sale | Jun 22, 2026 | — |
| 144 | Notice of proposed sale | Jun 10, 2026 | — |
| 4 | Insider transaction | Jun 2, 2026 | May 29, 2026 |
| 4 | Insider transaction | Jun 2, 2026 | May 29, 2026 |
| 4 | Insider transaction | Jun 2, 2026 | May 29, 2026 |
| 4 | Insider transaction | Jun 2, 2026 | May 29, 2026 |
| 4 | Insider transaction | Jun 2, 2026 | May 29, 2026 |
| 4 | Insider transaction | May 26, 2026 | May 21, 2026 |
| 4 | Insider transaction | May 26, 2026 | May 21, 2026 |
| 4 | Insider transaction | May 26, 2026 | May 21, 2026 |
| 4 | Insider transaction | May 26, 2026 | May 21, 2026 |
| 4 | Insider transaction | May 26, 2026 | May 21, 2026 |
| 4 | Insider transaction | May 22, 2026 | May 20, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| 4 | Insider transaction | Mar 12, 2026 | Mar 11, 2026 |
| 4 | Insider transaction | Mar 12, 2026 | Mar 11, 2026 |
| 4 | Insider transaction | Mar 12, 2026 | Mar 10, 2026 |
| 144 | Notice of proposed sale | Mar 11, 2026 | — |
| 144 | Notice of proposed sale | Mar 11, 2026 | — |
| 144 | Notice of proposed sale | Mar 10, 2026 | — |
| 4 | Insider transaction | Mar 2, 2026 | Feb 27, 2026 |
| 4 | Insider transaction | Feb 20, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 20, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 20, 2026 | Feb 19, 2026 |
| 144 | Notice of proposed sale | Feb 20, 2026 | — |
| 144 | Notice of proposed sale | Feb 20, 2026 | — |
| 144 | Notice of proposed sale | Feb 19, 2026 | — |
| 4 | Insider transaction | Feb 13, 2026 | Feb 11, 2026 |
| 4 | Insider transaction | Feb 13, 2026 | Feb 11, 2026 |
| 4 | Insider transaction | Feb 13, 2026 | Feb 11, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 13, 2026 | — |
| 4 | Insider transaction | Feb 10, 2026 | Feb 9, 2026 |
| 4 | Insider transaction | Feb 10, 2026 | Feb 9, 2026 |
| 4 | Insider transaction | Feb 10, 2026 | Feb 9, 2026 |
| 144 | Notice of proposed sale | Feb 9, 2026 | — |
| 144 | Notice of proposed sale | Feb 9, 2026 | — |
| 144 | Notice of proposed sale | Feb 9, 2026 | — |
| 4 | Insider transaction | Feb 6, 2026 | Feb 4, 2026 |
| 4 | Insider transaction | Feb 3, 2026 | Jan 23, 2026 |
| 4 | Insider transaction | Nov 18, 2025 | Nov 14, 2025 |
| 4 | Insider transaction | Oct 21, 2025 | Oct 17, 2025 |
| SCHEDULE 13D | Ownership over 5% (active) | Aug 19, 2025 | — |
| 4 | Insider transaction | Jul 15, 2025 | Jul 11, 2025 |
| 144 | Notice of proposed sale | Jul 14, 2025 | — |
| 144 | Notice of proposed sale | Jul 11, 2025 | — |
| 4 | Insider transaction | Jul 10, 2025 | Jul 8, 2025 |
| 144 | Notice of proposed sale | Jul 10, 2025 | — |
| 144 | Notice of proposed sale | Jul 9, 2025 | — |
| 144 | Notice of proposed sale | Jul 8, 2025 | — |
| 4 | Insider transaction | May 27, 2025 | May 22, 2025 |
| 3 | Initial insider ownership | May 27, 2025 | May 22, 2025 |
| 4 | Insider transaction | May 27, 2025 | May 22, 2025 |
| 4 | Insider transaction | May 27, 2025 | May 22, 2025 |
| 4 | Insider transaction | May 27, 2025 | May 22, 2025 |
| 4 | Insider transaction | May 27, 2025 | May 22, 2025 |
| 4 | Insider transaction | May 27, 2025 | May 22, 2025 |
| 4 | Insider transaction | Mar 11, 2025 | Mar 9, 2025 |
| 4 | Insider transaction | Mar 11, 2025 | Mar 9, 2025 |
| 4 | Insider transaction | Mar 11, 2025 | Mar 9, 2025 |
| 4 | Insider transaction | Feb 20, 2025 | Feb 18, 2025 |
| 4 | Insider transaction | Feb 20, 2025 | Feb 18, 2025 |
| 4 | Insider transaction | Feb 20, 2025 | Feb 18, 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 7, 2025 | Feb 6, 2025 |
| 4 | Insider transaction | Feb 7, 2025 | Feb 6, 2025 |
| 4 | Insider transaction | Feb 7, 2025 | Feb 6, 2025 |
| 4 | Insider transaction | Dec 5, 2024 | Dec 3, 2024 |
| 4 | Insider transaction | Nov 27, 2024 | Nov 26, 2024 |
| 4 | Insider transaction | Aug 9, 2024 | Aug 8, 2024 |
| 4 | Insider transaction | Aug 8, 2024 | Aug 7, 2024 |
| 4 | Insider transaction | Aug 7, 2024 | Aug 6, 2024 |
| 4 | Insider transaction | Aug 7, 2024 | Aug 6, 2024 |
| 4 | Insider transaction | May 28, 2024 | May 23, 2024 |
| 4 | Insider transaction | May 28, 2024 | May 23, 2024 |
| 4 | Insider transaction | May 28, 2024 | May 23, 2024 |
| 4 | Insider transaction | May 28, 2024 | May 23, 2024 |
| 4 | Insider transaction | May 28, 2024 | May 23, 2024 |
| 4 | Insider transaction | May 28, 2024 | May 23, 2024 |
| 4 | Insider transaction | May 28, 2024 | May 23, 2024 |
| 4 | Insider transaction | Mar 12, 2024 | Mar 11, 2024 |
| 4 | Insider transaction | Mar 12, 2024 | Mar 11, 2024 |
| 4 | Insider transaction | Mar 12, 2024 | Mar 11, 2024 |
| 4 | Insider transaction | Mar 12, 2024 | Mar 11, 2024 |
| 4 | Insider transaction | Feb 14, 2024 | Feb 12, 2024 |
| 4 | Insider transaction | Feb 14, 2024 | Feb 12, 2024 |
| 4 | Insider transaction | Feb 14, 2024 | Feb 12, 2024 |
| 4 | Insider transaction | Feb 14, 2024 | Feb 12, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2024 | — |
| 4 | Insider transaction | Feb 8, 2024 | Feb 6, 2024 |
| 4 | Insider transaction | Feb 8, 2024 | Feb 6, 2024 |
| 4 | Insider transaction | Feb 8, 2024 | Feb 6, 2024 |
| 4 | Insider transaction | Feb 8, 2024 | Feb 6, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 22, 2024 | — |
| 4 | Insider transaction | Sep 8, 2023 | Sep 6, 2023 |
| 4 | Insider transaction | Aug 16, 2023 | Aug 15, 2023 |
| 4 | Insider transaction | Aug 10, 2023 | Aug 8, 2023 |
| 4 | Insider transaction | Jul 18, 2023 | Jul 14, 2023 |
| 3 | Initial insider ownership | Jul 18, 2023 | Jul 14, 2023 |
| 4 | Insider transaction | May 18, 2023 | May 17, 2023 |
| 4 | Insider transaction | May 5, 2023 | May 4, 2023 |
| 4 | Insider transaction | May 5, 2023 | May 4, 2023 |
| 4 | Insider transaction | May 5, 2023 | May 4, 2023 |
| 4 | Insider transaction | May 5, 2023 | May 4, 2023 |
| 4 | Insider transaction | May 5, 2023 | May 4, 2023 |
| 4 | Insider transaction | May 5, 2023 | May 4, 2023 |
| 4 | Insider transaction | Mar 13, 2023 | Mar 9, 2023 |
| 4 | Insider transaction | Mar 13, 2023 | Mar 9, 2023 |
| 4 | Insider transaction | Mar 13, 2023 | Mar 9, 2023 |
| 4 | Insider transaction | Mar 13, 2023 | Mar 9, 2023 |
| 4 | Insider transaction | Mar 13, 2023 | Mar 9, 2023 |
| 4 | Insider transaction | Feb 15, 2023 | Feb 13, 2023 |
| 4 | Insider transaction | Feb 15, 2023 | Feb 13, 2023 |
| 4 | Insider transaction | Feb 15, 2023 | Feb 13, 2023 |
| 4 | Insider transaction | Feb 15, 2023 | Feb 13, 2023 |
| 4 | Insider transaction | Feb 15, 2023 | Feb 13, 2023 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2023 | — |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 8, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 7, 2022 | — |
| SC 13D/A | Amended ownership over 5% (active) | Aug 29, 2022 | — |
| SC 13D | Ownership over 5% (active) | Jun 30, 2022 | — |
| 4 | Insider transaction | Jun 10, 2022 | May 23, 2022 |
| 4 | Insider transaction | Jun 10, 2022 | May 23, 2022 |
| 4 | Insider transaction | Jun 10, 2022 | May 23, 2022 |
| 4 | Insider transaction | Jun 10, 2022 | May 23, 2022 |
| 4 | Insider transaction | Jun 10, 2022 | May 23, 2022 |
| 4 | Insider transaction | Jun 6, 2022 | Jun 2, 2022 |
| 4 | Insider transaction | Jun 1, 2022 | May 27, 2022 |
| 4 | Insider transaction | May 26, 2022 | May 25, 2022 |
| 4 | Insider transaction | May 19, 2022 | May 17, 2022 |
| 3 | Initial insider ownership | May 19, 2022 | May 17, 2022 |
| SC 13G/A | Amended ownership over 5% (passive) | May 19, 2022 | — |
| 4 | Insider transaction | May 18, 2022 | May 16, 2022 |
| 4 | Insider transaction | Mar 21, 2022 | Mar 17, 2022 |
| SC 13G | Ownership over 5% (passive) | Mar 16, 2022 | — |
| 4 | Insider transaction | Mar 15, 2022 | Mar 14, 2022 |
| 4 | Insider transaction | Mar 14, 2022 | Mar 10, 2022 |
| 4 | Insider transaction | Feb 15, 2022 | Feb 11, 2022 |
| 4 | Insider transaction | Feb 15, 2022 | Feb 11, 2022 |
| 4 | Insider transaction | Feb 15, 2022 | Feb 11, 2022 |
| 4 | Insider transaction | Feb 15, 2022 | Feb 11, 2022 |
| 4 | Insider transaction | Feb 15, 2022 | Feb 11, 2022 |
| 4 | Insider transaction | Feb 15, 2022 | Feb 11, 2022 |
| SC 13G | Ownership over 5% (passive) | Feb 15, 2022 | — |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2022 | — |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2022 | — |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2022 | — |
| SC 13G | Ownership over 5% (passive) | Feb 11, 2022 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 2, 2022 | — |
| 4/A | Ownership document | Jan 28, 2022 | Dec 17, 2021 |
| SC 13G | Ownership over 5% (passive) | Jan 26, 2022 | — |
| 4 | Insider transaction | Dec 21, 2021 | Dec 17, 2021 |
| 3 | Initial insider ownership | Dec 21, 2021 | Dec 17, 2021 |
| 4 | Insider transaction | Oct 5, 2021 | Oct 1, 2021 |
| 3 | Initial insider ownership | Oct 5, 2021 | Oct 1, 2021 |
| 4 | Insider transaction | Sep 13, 2021 | Sep 9, 2021 |
| SC 13G | Ownership over 5% (passive) | Aug 30, 2021 | — |
| 4 | Insider transaction | Jul 21, 2021 | Jul 19, 2021 |
| 4 | Insider transaction | Jul 20, 2021 | Jul 19, 2021 |
| 3 | Initial insider ownership | Jul 20, 2021 | Jul 19, 2021 |
| 4 | Insider transaction | Jul 20, 2021 | Jul 19, 2021 |
| 4 | Insider transaction | Jul 20, 2021 | Jul 19, 2021 |
| 4 | Insider transaction | Jul 20, 2021 | Jul 19, 2021 |
| 4 | Insider transaction | Jul 16, 2021 | Jul 14, 2021 |
| 4 | Insider transaction | Jul 15, 2021 | Jul 14, 2021 |
| 4 | Insider transaction | Jul 15, 2021 | Jul 14, 2021 |
| 4 | Insider transaction | Jul 15, 2021 | Jul 14, 2021 |
| 4 | Insider transaction | Jul 15, 2021 | Jul 14, 2021 |
| 4 | Insider transaction | Jul 15, 2021 | Jul 14, 2021 |
| 3 | Initial insider ownership | Jul 14, 2021 | Jul 14, 2021 |
| 3 | Initial insider ownership | Jul 14, 2021 | Jul 14, 2021 |
| 3 | Initial insider ownership | Jul 14, 2021 | Jul 14, 2021 |
| 3 | Initial insider ownership | Jul 14, 2021 | Jul 14, 2021 |
| 3 | Initial insider ownership | Jul 14, 2021 | Jul 14, 2021 |
| 3 | Initial insider ownership | Jul 14, 2021 | Jul 14, 2021 |
| 3 | Initial insider ownership | Jul 14, 2021 | Jul 14, 2021 |
| 3 | Initial insider ownership | Jul 14, 2021 | Jul 14, 2021 |
| 3 | Initial insider ownership | Jul 14, 2021 | Jul 14, 2021 |
| 3 | Initial insider ownership | Jul 14, 2021 | Jul 14, 2021 |
| 3 | Initial insider ownership | Jul 14, 2021 | Jul 14, 2021 |
| 3 | Initial insider ownership | Jul 14, 2021 | Jul 14, 2021 |
| 3 | Initial insider ownership | Jul 14, 2021 | Jul 14, 2021 |
| 3 | Initial insider ownership | Jul 14, 2021 | Jul 14, 2021 |
Showing 193 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
- Laboratory Analytical Instruments (SIC 3826)
- Listed as
- RPID (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Lexington, MA
- SEC filer status
- Non-accelerated filer, Smaller reporting company, Emerging growth company
- SEC CIK
- 1380106
- Former names
- RAPID MICRO BIOSYSTEMS INC (until Jul 15, 2009)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.