Collegium Pharmaceutical, Inc SEC filings COLL
Collegium Pharmaceutical, Inc has 870 filings in SEC EDGAR's recent list, going back to Oct 20, 2003. Its latest annual report, Form ARS, was filed on Apr 7, 2026 for the period ended Dec 31, 2025. 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, regulation fd disclosure). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 30, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 29, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 8, 2026 | — |
| 144 | Notice of proposed sale | Sep 30, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 24, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 14, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 5, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Jul 31, 2026 | — |
| 144 | Notice of proposed sale | Jul 17, 2026 | — |
| 144 | Notice of proposed sale | Jul 15, 2026 | — |
| 4 | Insider transaction | Jun 10, 2026 | Jun 8, 2026 |
| 4 | Insider transaction | May 20, 2026 | May 18, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 14, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 14, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 14, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 14, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 14, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 14, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 14, 2026 |
| 144 | Notice of proposed sale | May 18, 2026 | — |
| 3 | Initial insider ownership | May 18, 2026 | May 14, 2026 |
| 4 | Insider transaction | May 15, 2026 | May 13, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | May 15, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| 144 | Notice of proposed sale | May 15, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 14, 2026 | — |
| 4 | Insider transaction | May 13, 2026 | May 11, 2026 |
| 144 | Notice of proposed sale | May 13, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | May 12, 2026 | — |
| 144 | Notice of proposed sale | May 11, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | May 8, 2026 | — |
| 4 | Insider transaction | Apr 3, 2026 | Mar 17, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 26, 2026 | — |
| 4 | Insider transaction | Mar 20, 2026 | Mar 18, 2026 |
| 144 | Notice of proposed sale | Mar 18, 2026 | — |
| 4 | Insider transaction | Mar 11, 2026 | Mar 9, 2026 |
| 144 | Notice of proposed sale | Mar 9, 2026 | — |
| 4 | Insider transaction | Mar 5, 2026 | Mar 3, 2026 |
| 144 | Notice of proposed sale | Mar 3, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 13, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 13, 2026 | — |
| 4 | Insider transaction | Feb 12, 2026 | Feb 10, 2026 |
| 4 | Insider transaction | Feb 12, 2026 | Feb 10, 2026 |
| 4 | Insider transaction | Feb 12, 2026 | Feb 10, 2026 |
| 4 | Insider transaction | Feb 12, 2026 | Feb 10, 2026 |
| 4 | Insider transaction | Feb 12, 2026 | Feb 10, 2026 |
| 144 | Notice of proposed sale | Dec 17, 2025 | — |
| 4 | Insider transaction | Dec 10, 2025 | Dec 8, 2025 |
| 4 | Insider transaction | Dec 9, 2025 | Dec 5, 2025 |
| 144 | Notice of proposed sale | Dec 8, 2025 | — |
| 4 | Insider transaction | Nov 14, 2025 | Nov 12, 2025 |
| 4 | Insider transaction | Nov 14, 2025 | Nov 12, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Nov 13, 2025 | — |
| 144 | Notice of proposed sale | Nov 12, 2025 | — |
| 4 | Insider transaction | Nov 7, 2025 | Nov 6, 2025 |
| 144 | Notice of proposed sale | Nov 6, 2025 | — |
| 4 | Insider transaction | Sep 3, 2025 | Aug 29, 2025 |
| 144 | Notice of proposed sale | Aug 29, 2025 | — |
| 4 | Insider transaction | Aug 20, 2025 | Aug 18, 2025 |
| 4 | Insider transaction | Aug 19, 2025 | Aug 15, 2025 |
| 144 | Notice of proposed sale | Aug 18, 2025 | — |
| 4 | Insider transaction | Aug 15, 2025 | Aug 13, 2025 |
| 4 | Insider transaction | Aug 15, 2025 | Aug 13, 2025 |
| 3 | Initial insider ownership | Aug 15, 2025 | Aug 7, 2025 |
| 144 | Notice of proposed sale | Aug 15, 2025 | — |
| 144 | Notice of proposed sale | Aug 13, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 13, 2025 | — |
| 4 | Insider transaction | Aug 12, 2025 | Aug 8, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 11, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 7, 2025 | — |
| 144 | Notice of proposed sale | Jul 9, 2025 | — |
| 144 | Notice of proposed sale | Jul 8, 2025 | — |
| 144 | Notice of proposed sale | Jul 7, 2025 | — |
| 144 | Notice of proposed sale | Jul 2, 2025 | — |
| 144 | Notice of proposed sale | Jul 2, 2025 | — |
| 4 | Insider transaction | Jun 11, 2025 | Jun 9, 2025 |
| 144 | Notice of proposed sale | Jun 9, 2025 | — |
| 4 | Insider transaction | May 19, 2025 | May 15, 2025 |
| 4 | Insider transaction | May 19, 2025 | May 15, 2025 |
| 4 | Insider transaction | May 19, 2025 | May 15, 2025 |
| 4 | Insider transaction | May 19, 2025 | May 15, 2025 |
| 4 | Insider transaction | May 19, 2025 | May 15, 2025 |
| 4 | Insider transaction | May 19, 2025 | May 15, 2025 |
| 4 | Insider transaction | May 19, 2025 | May 15, 2025 |
| 3 | Initial insider ownership | May 19, 2025 | May 15, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 14, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 2, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | May 2, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 28, 2025 | — |
| 4 | Insider transaction | Mar 24, 2025 | Mar 20, 2025 |
| 4 | Insider transaction | Mar 24, 2025 | Mar 20, 2025 |
| 144 | Notice of proposed sale | Mar 21, 2025 | — |
| 144 | Notice of proposed sale | Mar 21, 2025 | — |
| 144 | Notice of proposed sale | Mar 20, 2025 | — |
| 144 | Notice of proposed sale | Mar 20, 2025 | — |
| 144 | Notice of proposed sale | Mar 20, 2025 | — |
| 4 | Insider transaction | Mar 19, 2025 | Mar 17, 2025 |
| 3 | Initial insider ownership | Mar 19, 2025 | Mar 17, 2025 |
| 4/A | Amended statement of changes in beneficial ownership of securities | Mar 18, 2025 | Mar 11, 2025 |
| 4 | Insider transaction | Mar 18, 2025 | Mar 14, 2025 |
| 4 | Insider transaction | Mar 18, 2025 | Mar 14, 2025 |
| 144 | Notice of proposed sale | Mar 14, 2025 | — |
| 144 | Notice of proposed sale | Mar 14, 2025 | — |
| 4 | Insider transaction | Mar 13, 2025 | Mar 11, 2025 |
| 4 | Insider transaction | Mar 13, 2025 | Mar 11, 2025 |
| 144 | Notice of proposed sale | Mar 11, 2025 | — |
| 144 | Notice of proposed sale | Mar 11, 2025 | — |
| 4 | Insider transaction | Mar 10, 2025 | Mar 6, 2025 |
| 4 | Insider transaction | Mar 10, 2025 | Mar 6, 2025 |
| 144 | Notice of proposed sale | Mar 7, 2025 | — |
| 144 | Notice of proposed sale | Mar 7, 2025 | — |
| 4 | Insider transaction | Mar 6, 2025 | Mar 4, 2025 |
| 144 | Notice of proposed sale | Mar 6, 2025 | — |
| 144 | Notice of proposed sale | Mar 6, 2025 | — |
| 144 | Notice of proposed sale | Mar 6, 2025 | — |
| 144 | Notice of proposed sale | Mar 5, 2025 | — |
| 144 | Notice of proposed sale | Mar 4, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 13, 2025 | — |
| 4 | Insider transaction | Feb 12, 2025 | Feb 10, 2025 |
| 4 | Insider transaction | Feb 12, 2025 | Feb 10, 2025 |
| 4 | Insider transaction | Feb 12, 2025 | Feb 10, 2025 |
| 4 | Insider transaction | Feb 12, 2025 | Feb 10, 2025 |
| 4 | Insider transaction | Feb 12, 2025 | Feb 10, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 7, 2025 | — |
| 4 | Insider transaction | Feb 5, 2025 | Feb 4, 2025 |
| 3 | Initial insider ownership | Feb 5, 2025 | Feb 4, 2025 |
| 4 | Insider transaction | Jan 14, 2025 | Jan 10, 2025 |
| 144 | Notice of proposed sale | Jan 10, 2025 | — |
| 4 | Insider transaction | Nov 14, 2024 | Nov 12, 2024 |
| 3 | Initial insider ownership | Nov 14, 2024 | Nov 12, 2024 |
| SC 13G | Ownership over 5% (passive) | Nov 13, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 13, 2024 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Nov 13, 2024 | — |
| 4 | Insider transaction | Sep 17, 2024 | Sep 13, 2024 |
| 144 | Notice of proposed sale | Sep 13, 2024 | — |
| 144 | Notice of proposed sale | Sep 13, 2024 | — |
| 4 | Insider transaction | Sep 6, 2024 | Sep 5, 2024 |
| 144 | Notice of proposed sale | Sep 6, 2024 | — |
| 144 | Notice of proposed sale | Sep 5, 2024 | — |
| 144 | Notice of proposed sale | Aug 12, 2024 | — |
| 144 | Notice of proposed sale | Aug 9, 2024 | — |
| 144 | Notice of proposed sale | Jun 5, 2024 | — |
| 4 | Insider transaction | Jun 5, 2024 | Jun 3, 2024 |
| 144 | Notice of proposed sale | Jun 4, 2024 | — |
| 144 | Notice of proposed sale | Jun 3, 2024 | — |
| 144 | Notice of proposed sale | Jun 3, 2024 | — |
| 144 | Notice of proposed sale | May 30, 2024 | — |
| 4 | Insider transaction | May 29, 2024 | May 28, 2024 |
| 144/A | Filing | May 29, 2024 | — |
| 144 | Notice of proposed sale | May 29, 2024 | — |
| 4 | Insider transaction | May 28, 2024 | May 23, 2024 |
| 144 | Notice of proposed sale | May 28, 2024 | — |
| 144 | Notice of proposed sale | May 28, 2024 | — |
| 144 | Notice of proposed sale | May 24, 2024 | — |
| 144 | Notice of proposed sale | May 23, 2024 | — |
| 4 | Insider transaction | May 16, 2024 | May 16, 2024 |
| 4 | Insider transaction | May 16, 2024 | May 16, 2024 |
| 4 | Insider transaction | May 16, 2024 | May 16, 2024 |
| 4 | Insider transaction | May 16, 2024 | May 16, 2024 |
| 4 | Insider transaction | May 16, 2024 | May 16, 2024 |
| 4 | Insider transaction | May 16, 2024 | May 16, 2024 |
| 4 | Insider transaction | May 16, 2024 | May 16, 2024 |
| 4 | Insider transaction | May 16, 2024 | May 14, 2024 |
| 144 | Notice of proposed sale | May 14, 2024 | — |
| 4 | Insider transaction | Mar 4, 2024 | Feb 29, 2024 |
| 144 | Notice of proposed sale | Feb 29, 2024 | — |
| 4 | Insider transaction | Feb 28, 2024 | Feb 26, 2024 |
| 144 | Notice of proposed sale | Feb 26, 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 |
| 4 | Insider transaction | Feb 14, 2024 | Feb 12, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 12, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 19, 2024 | — |
| 4 | Insider transaction | Jan 18, 2024 | Jan 16, 2024 |
| 144 | Notice of proposed sale | Jan 16, 2024 | — |
| 4 | Insider transaction | Dec 22, 2023 | Dec 21, 2023 |
| 144 | Notice of proposed sale | Dec 21, 2023 | — |
| 4 | Insider transaction | Dec 20, 2023 | Dec 18, 2023 |
| 144 | Notice of proposed sale | Dec 20, 2023 | — |
| 144 | Notice of proposed sale | Dec 19, 2023 | — |
| 144 | Notice of proposed sale | Dec 18, 2023 | — |
| 4 | Insider transaction | Nov 29, 2023 | Nov 27, 2023 |
| 144 | Notice of proposed sale | Nov 27, 2023 | — |
| 4 | Insider transaction | Jun 28, 2023 | Jun 26, 2023 |
| 144 | Notice of proposed sale | Jun 26, 2023 | — |
| 4 | Insider transaction | Jun 2, 2023 | Jun 1, 2023 |
| 144 | Notice of proposed sale | Jun 2, 2023 | — |
| 4 | Insider transaction | Jun 1, 2023 | May 30, 2023 |
| 144 | Notice of proposed sale | Jun 1, 2023 | — |
| 144 | Notice of proposed sale | May 31, 2023 | — |
| 144 | Notice of proposed sale | May 30, 2023 | — |
| 4 | Insider transaction | May 19, 2023 | May 18, 2023 |
| 4 | Insider transaction | May 19, 2023 | May 18, 2023 |
| 4 | Insider transaction | May 19, 2023 | May 18, 2023 |
| 4 | Insider transaction | May 19, 2023 | May 18, 2023 |
| 4 | Insider transaction | May 19, 2023 | May 18, 2023 |
Showing 200 filings, the most recent 200. 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
- COLL (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- VA
- Headquarters
- Stoughton, MA
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1267565
- Former names
- COLLEGIUM PHARMACEUTICAL INC (until Mar 3, 2015)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.