COMPASS Pathways plc SEC filings CMPS
COMPASS Pathways plc has 344 filings in SEC EDGAR's recent list, going back to Jul 2, 2020. Its latest annual report, Form ARS, was filed on Apr 15, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 3, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 3, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Results of operations
|
Nov 3, 2026 | Nov 3, 2026 |
| 10-Q | Quarterly report | Nov 3, 2026 | Sep 30, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Oct 28, 2026 | — |
| 144 | Notice of proposed sale | Aug 10, 2026 | — |
| 144 | Notice of proposed sale | Aug 7, 2026 | — |
| 4 | Insider transaction | Aug 5, 2026 | Aug 3, 2026 |
| S-3ASR | Automatic shelf registration | Aug 5, 2026 | — |
| 8-K |
Current report
Results of operations
|
Aug 5, 2026 | Aug 5, 2026 |
| 10-Q | Quarterly report | Aug 5, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jul 7, 2026 | Jul 7, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 27, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 27, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 27, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 27, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 27, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 27, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 27, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 27, 2026 |
| 3 | Initial insider ownership | May 29, 2026 | May 27, 2026 |
| 8-K |
Current report
Shareholder vote results
|
May 28, 2026 | May 27, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| 8-K |
Current report
Results of operations
|
May 13, 2026 | May 13, 2026 |
| 10-Q | Quarterly report | May 13, 2026 | Mar 31, 2026 |
| ARS | Annual report to shareholders | Apr 15, 2026 | Dec 31, 2025 |
| DEF 14A | Proxy statement | Apr 15, 2026 | May 27, 2026 |
| 4 | Insider transaction | Mar 27, 2026 | Mar 26, 2026 |
| 4 | Insider transaction | Mar 27, 2026 | Mar 26, 2026 |
| 4 | Insider transaction | Mar 27, 2026 | Mar 26, 2026 |
| S-8 | Employee stock plan registration | Mar 24, 2026 | — |
| S-8 | Employee stock plan registration | Mar 24, 2026 | — |
| 10-K | Annual report | Mar 24, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Mar 24, 2026 | Mar 24, 2026 |
| 4 | Insider transaction | Mar 13, 2026 | Mar 11, 2026 |
| 4 | Insider transaction | Mar 13, 2026 | Mar 11, 2026 |
| 4 | Insider transaction | Mar 3, 2026 | Mar 2, 2026 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Feb 19, 2026 | Feb 18, 2026 |
| 424B5 | Prospectus supplement | Feb 19, 2026 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Feb 17, 2026 | — |
| 424B5 | Prospectus supplement | Feb 17, 2026 | — |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Feb 17, 2026 | Feb 17, 2026 |
| 4 | Insider transaction | Feb 3, 2026 | Feb 2, 2026 |
| 8-K |
Current report
Material agreement, New debt
|
Jan 7, 2026 | Jan 5, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 14, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 14, 2025 | — |
| 10-Q | Quarterly report | Nov 4, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 4, 2025 | Nov 4, 2025 |
| 4 | Insider transaction | Oct 31, 2025 | Oct 29, 2025 |
| 3 | Initial insider ownership | Oct 31, 2025 | Oct 29, 2025 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Oct 29, 2025 | — |
| 8-K |
Current report
Officer or director change
|
Oct 29, 2025 | Oct 26, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 14, 2025 | — |
| 4 | Insider transaction | Aug 4, 2025 | Aug 1, 2025 |
| 8-K |
Current report
Results of operations
|
Jul 31, 2025 | Jul 31, 2025 |
| 10-Q | Quarterly report | Jul 31, 2025 | Jun 30, 2025 |
| 4 | Insider transaction | Jul 30, 2025 | Jul 29, 2025 |
| 3 | Initial insider ownership | Jul 30, 2025 | Jul 29, 2025 |
| 8-K |
Current report
Officer or director change
|
Jul 29, 2025 | Jul 28, 2025 |
| 8-K |
Current report
Other events
|
Jun 23, 2025 | Jun 23, 2025 |
| 4 | Insider transaction | Jun 13, 2025 | Jun 12, 2025 |
| 4 | Insider transaction | Jun 13, 2025 | Jun 12, 2025 |
| 4 | Insider transaction | Jun 13, 2025 | Jun 12, 2025 |
| 4 | Insider transaction | Jun 13, 2025 | Jun 12, 2025 |
| 4 | Insider transaction | Jun 13, 2025 | Jun 12, 2025 |
| 4 | Insider transaction | Jun 13, 2025 | Jun 12, 2025 |
| 4 | Insider transaction | Jun 13, 2025 | Jun 12, 2025 |
| 4 | Insider transaction | Jun 13, 2025 | Jun 12, 2025 |
| 8-K |
Current report
Shareholder vote results
|
Jun 13, 2025 | Jun 12, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | May 15, 2025 | — |
| 8-K |
Current report
Results of operations
|
May 8, 2025 | May 8, 2025 |
| 10-Q | Quarterly report | May 8, 2025 | Mar 31, 2025 |
| 424B5 | Prospectus supplement | May 8, 2025 | — |
| EFFECT | Filing | May 7, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 7, 2025 | — |
| CORRESP | Letter to the SEC | May 5, 2025 | — |
| ARS | Annual report to shareholders | Apr 28, 2025 | Dec 31, 2024 |
| DEF 14A | Proxy statement | Apr 28, 2025 | Apr 28, 2025 |
| PRE 14A | Preliminary proxy statement | Apr 16, 2025 | Apr 16, 2025 |
| 8-K |
Current report
Auditor change, Officer or director change
|
Apr 16, 2025 | Apr 14, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 15, 2025 | — |
| 4 | Insider transaction | Mar 13, 2025 | Mar 11, 2025 |
| 4 | Insider transaction | Mar 13, 2025 | Mar 11, 2025 |
| 4 | Insider transaction | Mar 13, 2025 | Mar 11, 2025 |
| UPLOAD | Letter from the SEC | Mar 6, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Mar 5, 2025 | — |
| 4 | Insider transaction | Mar 4, 2025 | Mar 3, 2025 |
| S-8 | Employee stock plan registration | Feb 27, 2025 | — |
| S-3 | Shelf registration | Feb 27, 2025 | — |
| 8-K |
Current report
Results of operations
|
Feb 27, 2025 | Feb 27, 2025 |
| 10-K | Annual report | Feb 27, 2025 | Dec 31, 2024 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 14, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 13, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 6, 2025 | — |
| 4 | Insider transaction | Feb 5, 2025 | Feb 3, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Jan 17, 2025 | — |
| 424B5 | Prospectus supplement | Jan 10, 2025 | — |
| 8-K |
Current report
Material agreement, Regulation FD disclosure, Other events
|
Jan 10, 2025 | Jan 9, 2025 |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| 8-K |
Current report
Results of operations
|
Oct 31, 2024 | Oct 31, 2024 |
| 10-Q | Quarterly report | Oct 31, 2024 | Sep 30, 2024 |
| 4 | Insider transaction | Oct 25, 2024 | Oct 24, 2024 |
| 4 | Insider transaction | Oct 25, 2024 | Oct 24, 2024 |
| 424B5 | Prospectus supplement | Oct 18, 2024 | — |
| EFFECT | Filing | Oct 17, 2024 | — |
| CORRESP | Letter to the SEC | Oct 15, 2024 | — |
| UPLOAD | Letter from the SEC | Oct 11, 2024 | — |
| S-3 | Shelf registration | Oct 7, 2024 | — |
| 4 | Insider transaction | Sep 27, 2024 | Sep 26, 2024 |
| SC 13D/A | Amended ownership over 5% (active) | Sep 27, 2024 | — |
| 4 | Insider transaction | Sep 4, 2024 | Sep 3, 2024 |
| 3 | Initial insider ownership | Sep 4, 2024 | Sep 3, 2024 |
| 4 | Insider transaction | Aug 5, 2024 | Aug 1, 2024 |
| 4 | Insider transaction | Aug 5, 2024 | Aug 1, 2024 |
| 8-K |
Current report
Results of operations, Officer or director change
|
Aug 1, 2024 | Jul 30, 2024 |
| 10-Q | Quarterly report | Aug 1, 2024 | Jun 30, 2024 |
| 4 | Insider transaction | May 22, 2024 | May 20, 2024 |
| 4 | Insider transaction | May 22, 2024 | May 20, 2024 |
| F-6EF | Filing | May 15, 2024 | — |
| 4 | Insider transaction | May 13, 2024 | May 9, 2024 |
| 4 | Insider transaction | May 13, 2024 | May 9, 2024 |
| 4 | Insider transaction | May 13, 2024 | May 9, 2024 |
| 4 | Insider transaction | May 13, 2024 | May 9, 2024 |
| 4 | Insider transaction | May 13, 2024 | May 9, 2024 |
| 4 | Insider transaction | May 13, 2024 | May 9, 2024 |
| 4 | Insider transaction | May 13, 2024 | May 9, 2024 |
| 8-K |
Current report
Shareholder vote results, Other events
|
May 9, 2024 | May 9, 2024 |
| 8-K |
Current report
Results of operations
|
May 8, 2024 | May 8, 2024 |
| 10-Q | Quarterly report | May 8, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Other events
|
May 8, 2024 | May 8, 2024 |
| 4 | Insider transaction | May 6, 2024 | May 2, 2024 |
| 4 | Insider transaction | May 6, 2024 | May 2, 2024 |
| 4 | Insider transaction | May 3, 2024 | May 1, 2024 |
| 4 | Insider transaction | Apr 18, 2024 | Apr 16, 2024 |
| 4 | Insider transaction | Apr 18, 2024 | Apr 16, 2024 |
| SC 13G | Ownership over 5% (passive) | Apr 11, 2024 | — |
| ARS | Annual report to shareholders | Apr 8, 2024 | Dec 31, 2023 |
| DEF 14A | Proxy statement | Apr 8, 2024 | Apr 8, 2024 |
| 4 | Insider transaction | Apr 2, 2024 | Apr 1, 2024 |
| 4 | Insider transaction | Apr 2, 2024 | Apr 1, 2024 |
| 4 | Insider transaction | Apr 1, 2024 | Mar 28, 2024 |
| 4 | Insider transaction | Apr 1, 2024 | Mar 28, 2024 |
| PRE 14A | Preliminary proxy statement | Mar 28, 2024 | Mar 28, 2024 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Mar 28, 2024 | Mar 27, 2024 |
| 4 | Insider transaction | Mar 14, 2024 | Mar 12, 2024 |
| 4 | Insider transaction | Mar 14, 2024 | Mar 12, 2024 |
| 144 | Notice of proposed sale | Mar 13, 2024 | — |
| 144 | Notice of proposed sale | Mar 13, 2024 | — |
| 4 | Insider transaction | Mar 5, 2024 | Mar 1, 2024 |
| 3 | Initial insider ownership | Mar 5, 2024 | Mar 1, 2024 |
| 8-K |
Current report
Results of operations
|
Feb 29, 2024 | Feb 29, 2024 |
| 10-K | Annual report | Feb 29, 2024 | Dec 31, 2023 |
| 4 | Insider transaction | Feb 27, 2024 | Feb 23, 2024 |
| 4 | Insider transaction | Feb 27, 2024 | Feb 23, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2024 | — |
| 4 | Insider transaction | Feb 8, 2024 | Feb 6, 2024 |
| 4 | Insider transaction | Feb 8, 2024 | Feb 6, 2024 |
| 4 | Insider transaction | Feb 5, 2024 | Feb 1, 2024 |
| 4 | Insider transaction | Feb 5, 2024 | Feb 1, 2024 |
| 4 | Insider transaction | Feb 5, 2024 | Feb 1, 2024 |
| 4 | Insider transaction | Feb 5, 2024 | Feb 1, 2024 |
| 4 | Insider transaction | Feb 5, 2024 | Feb 1, 2024 |
| 4 | Insider transaction | Feb 5, 2024 | Feb 1, 2024 |
| 4 | Insider transaction | Feb 5, 2024 | Feb 1, 2024 |
| 4 | Insider transaction | Jan 23, 2024 | Jan 19, 2024 |
| 4 | Insider transaction | Jan 23, 2024 | Jan 19, 2024 |
| S-8 | Employee stock plan registration | Jan 5, 2024 | — |
| 4 | Insider transaction | Jan 4, 2024 | Jan 2, 2024 |
| 4 | Insider transaction | Jan 4, 2024 | Jan 2, 2024 |
| SC 13G | Ownership over 5% (passive) | Jan 2, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Jan 2, 2024 | — |
| 4 | Insider transaction | Dec 15, 2023 | Dec 13, 2023 |
| 4 | Insider transaction | Dec 15, 2023 | Dec 13, 2023 |
| 144 | Notice of proposed sale | Dec 13, 2023 | — |
| 144 | Notice of proposed sale | Dec 13, 2023 | — |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Dec 7, 2023 | Dec 5, 2023 |
| 4 | Insider transaction | Nov 2, 2023 | Nov 1, 2023 |
| 4 | Insider transaction | Nov 2, 2023 | Nov 1, 2023 |
| 4 | Insider transaction | Nov 2, 2023 | Nov 1, 2023 |
| 8-K |
Current report
Results of operations
|
Nov 2, 2023 | Nov 2, 2023 |
| 10-Q | Quarterly report | Nov 2, 2023 | Sep 30, 2023 |
| 3 | Initial insider ownership | Oct 27, 2023 | Oct 26, 2023 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Oct 26, 2023 | Oct 24, 2023 |
| 4 | Insider transaction | Sep 20, 2023 | Sep 18, 2023 |
| 3 | Initial insider ownership | Sep 20, 2023 | Sep 18, 2023 |
| 424B3 | Prospectus | Sep 19, 2023 | — |
| EFFECT | Filing | Sep 18, 2023 | — |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Sep 18, 2023 | Sep 13, 2023 |
| CORRESP | Letter to the SEC | Sep 14, 2023 | — |
| UPLOAD | Letter from the SEC | Sep 14, 2023 | — |
| S-3 | Shelf registration | Sep 8, 2023 | — |
| SC 13G | Ownership over 5% (passive) | Aug 28, 2023 | — |
| SC 13G | Ownership over 5% (passive) | Aug 25, 2023 | — |
| 4/A | Form 4/a | Aug 24, 2023 | Aug 1, 2023 |
| 8-K |
Current report
Material agreement, Unregistered share sale, Regulation FD disclosure
|
Aug 16, 2023 | Aug 16, 2023 |
| 4 | Insider transaction | Aug 3, 2023 | Aug 1, 2023 |
| 4 | Insider transaction | Aug 3, 2023 | Aug 1, 2023 |
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Company profile
- Industry
- Pharmaceutical Preparations (SIC 2834)
- Listed as
- CMPS (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- United Kingdom
- Headquarters
- Chesire, United Kingdom
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1816590
- Former names
- Compass Rx Ltd. (until Aug 10, 2020)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.