Bicycle Therapeutics PLC SEC filings BCYC
Bicycle Therapeutics PLC has 660 filings in SEC EDGAR's recent list, going back to Dec 21, 2018. Its latest annual report, Form ARS, was filed on Apr 22, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Oct 29, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Oct 29, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 4/A | Filing | Oct 7, 2026 | Oct 2, 2026 |
| 4 | Insider transaction | Oct 6, 2026 | Oct 2, 2026 |
| 4 | Insider transaction | Oct 6, 2026 | Oct 2, 2026 |
| 4 | Insider transaction | Oct 6, 2026 | Oct 2, 2026 |
| 4 | Insider transaction | Oct 6, 2026 | Oct 2, 2026 |
| 4 | Insider transaction | Oct 6, 2026 | Oct 2, 2026 |
| 4 | Insider transaction | Oct 6, 2026 | Oct 2, 2026 |
| 3/A | Filing | Oct 6, 2026 | Jun 22, 2023 |
| 144 | Notice of proposed sale | Oct 2, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2026 | — |
| 4 | Insider transaction | Jul 17, 2026 | Jul 15, 2026 |
| 4 | Insider transaction | Jul 17, 2026 | Jul 15, 2026 |
| 4 | Insider transaction | Jul 17, 2026 | Jul 15, 2026 |
| 4 | Insider transaction | Jul 17, 2026 | Jul 15, 2026 |
| 4 | Insider transaction | Jul 7, 2026 | Jul 2, 2026 |
| 4 | Insider transaction | Jul 7, 2026 | Jul 2, 2026 |
| 4 | Insider transaction | Jul 7, 2026 | Jul 2, 2026 |
| 4 | Insider transaction | Jul 7, 2026 | Jul 2, 2026 |
| 4 | Insider transaction | Jul 7, 2026 | Jul 2, 2026 |
| 144 | Notice of proposed sale | Jul 2, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | May 15, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 4, 2026 | — |
| 4 | Insider transaction | Apr 6, 2026 | Apr 2, 2026 |
| 4 | Insider transaction | Apr 6, 2026 | Apr 2, 2026 |
| 4 | Insider transaction | Apr 6, 2026 | Apr 2, 2026 |
| 4 | Insider transaction | Apr 6, 2026 | Apr 2, 2026 |
| 4 | Insider transaction | Apr 6, 2026 | Apr 2, 2026 |
| 144 | Notice of proposed sale | Apr 2, 2026 | — |
| 144 | Notice of proposed sale | Apr 2, 2026 | — |
| 144 | Notice of proposed sale | Apr 2, 2026 | — |
| 144 | Notice of proposed sale | Apr 2, 2026 | — |
| 144 | Notice of proposed sale | Apr 2, 2026 | — |
| 144 | Notice of proposed sale | Apr 2, 2026 | — |
| 144 | Notice of proposed sale | Apr 2, 2026 | — |
| 3 | Initial insider ownership | Mar 25, 2026 | Mar 17, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 4, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Mar 3, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 3, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 3, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 18, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 11, 2026 | — |
| 4 | Insider transaction | Feb 4, 2026 | Feb 3, 2026 |
| 4 | Insider transaction | Jan 6, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Jan 6, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Jan 6, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Jan 6, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Jan 6, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Jan 6, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Jan 6, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Jan 6, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Jan 6, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Jan 6, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Jan 6, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Jan 6, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Jan 6, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Jan 6, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Jan 6, 2026 | Jan 2, 2026 |
| 144 | Notice of proposed sale | Jan 5, 2026 | — |
| 144 | Notice of proposed sale | Jan 2, 2026 | — |
| 144 | Notice of proposed sale | Jan 2, 2026 | — |
| 144 | Notice of proposed sale | Jan 2, 2026 | — |
| 144 | Notice of proposed sale | Jan 2, 2026 | — |
| 144 | Notice of proposed sale | Jan 2, 2026 | — |
| 144 | Notice of proposed sale | Jan 2, 2026 | — |
| 4 | Insider transaction | Oct 6, 2025 | Oct 2, 2025 |
| 4 | Insider transaction | Oct 6, 2025 | Oct 2, 2025 |
| 4 | Insider transaction | Oct 6, 2025 | Oct 2, 2025 |
| 4 | Insider transaction | Oct 6, 2025 | Oct 2, 2025 |
| 4 | Insider transaction | Oct 6, 2025 | Oct 2, 2025 |
| 4 | Insider transaction | Oct 6, 2025 | Oct 2, 2025 |
| 4 | Insider transaction | Oct 6, 2025 | Oct 2, 2025 |
| 144 | Notice of proposed sale | Oct 2, 2025 | — |
| 144 | Notice of proposed sale | Oct 2, 2025 | — |
| 144 | Notice of proposed sale | Oct 2, 2025 | — |
| 144 | Notice of proposed sale | Oct 2, 2025 | — |
| 144 | Notice of proposed sale | Oct 2, 2025 | — |
| 144 | Notice of proposed sale | Oct 2, 2025 | — |
| 4 | Insider transaction | Sep 10, 2025 | Sep 8, 2025 |
| 4 | Insider transaction | Sep 10, 2025 | Sep 8, 2025 |
| 3 | Initial insider ownership | Sep 10, 2025 | Sep 8, 2025 |
| 3 | Initial insider ownership | Sep 10, 2025 | Sep 8, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2025 | — |
| 4 | Insider transaction | Aug 14, 2025 | Aug 12, 2025 |
| 3 | Initial insider ownership | Aug 14, 2025 | Aug 12, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2025 | — |
| 4 | Insider transaction | Jul 7, 2025 | Jul 2, 2025 |
| 4 | Insider transaction | Jul 7, 2025 | Jul 2, 2025 |
| 4 | Insider transaction | Jul 7, 2025 | Jul 2, 2025 |
| 4 | Insider transaction | Jul 7, 2025 | Jul 2, 2025 |
| 4 | Insider transaction | Jul 7, 2025 | Jul 2, 2025 |
| 4 | Insider transaction | Jul 7, 2025 | Jul 2, 2025 |
| 144 | Notice of proposed sale | Jul 2, 2025 | — |
| 144 | Notice of proposed sale | Jul 2, 2025 | — |
| 144 | Notice of proposed sale | Jul 2, 2025 | — |
| 144 | Notice of proposed sale | Jul 2, 2025 | — |
| 144 | Notice of proposed sale | Jul 2, 2025 | — |
| 144 | Notice of proposed sale | Jul 2, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | May 15, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2025 | — |
| 4 | Insider transaction | Apr 4, 2025 | Apr 2, 2025 |
| 4 | Insider transaction | Apr 4, 2025 | Apr 2, 2025 |
| 4 | Insider transaction | Apr 4, 2025 | Apr 2, 2025 |
| 4 | Insider transaction | Apr 4, 2025 | Apr 2, 2025 |
| 4 | Insider transaction | Apr 4, 2025 | Apr 2, 2025 |
| 4 | Insider transaction | Apr 4, 2025 | Apr 2, 2025 |
| 144 | Notice of proposed sale | Apr 2, 2025 | — |
| 144 | Notice of proposed sale | Apr 2, 2025 | — |
| 144 | Notice of proposed sale | Apr 2, 2025 | — |
| 144 | Notice of proposed sale | Apr 2, 2025 | — |
| 144 | Notice of proposed sale | Apr 2, 2025 | — |
| 144 | Notice of proposed sale | Apr 2, 2025 | — |
| 144 | Notice of proposed sale | Apr 2, 2025 | — |
| 144 | Notice of proposed sale | Apr 2, 2025 | — |
| 4 | Insider transaction | Mar 27, 2025 | Mar 25, 2025 |
| 3 | Initial insider ownership | Mar 27, 2025 | Mar 25, 2025 |
| 4 | Insider transaction | Mar 27, 2025 | Mar 25, 2025 |
| 3 | Initial insider ownership | Mar 27, 2025 | Mar 25, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 14, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 11, 2025 | — |
| 4 | Insider transaction | Jan 6, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Jan 6, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Jan 6, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Jan 6, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Jan 6, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Jan 6, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Jan 6, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Jan 6, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Jan 6, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Jan 6, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Jan 6, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Jan 6, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Jan 6, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Jan 6, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Jan 6, 2025 | Jan 2, 2025 |
| 144 | Notice of proposed sale | Jan 6, 2025 | — |
| 144 | Notice of proposed sale | Jan 2, 2025 | — |
| 144 | Notice of proposed sale | Jan 2, 2025 | — |
| 144 | Notice of proposed sale | Jan 2, 2025 | — |
| 144 | Notice of proposed sale | Jan 2, 2025 | — |
| 144 | Notice of proposed sale | Jan 2, 2025 | — |
| 144 | Notice of proposed sale | Jan 2, 2025 | — |
| 144 | Notice of proposed sale | Jan 2, 2025 | — |
| 144 | Notice of proposed sale | Jan 2, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Dec 20, 2024 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Dec 19, 2024 | — |
| SC 13D/A | Amended ownership over 5% (active) | Dec 17, 2024 | — |
| 4 | Insider transaction | Dec 17, 2024 | Dec 13, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 13, 2024 | — |
| 4 | Insider transaction | Nov 13, 2024 | Nov 11, 2024 |
| 144 | Notice of proposed sale | Nov 12, 2024 | — |
| 4 | Insider transaction | Oct 4, 2024 | Oct 3, 2024 |
| 4 | Insider transaction | Oct 4, 2024 | Oct 3, 2024 |
| 4 | Insider transaction | Oct 4, 2024 | Oct 3, 2024 |
| 4 | Insider transaction | Oct 4, 2024 | Oct 3, 2024 |
| 4 | Insider transaction | Oct 4, 2024 | Oct 3, 2024 |
| 4 | Insider transaction | Oct 4, 2024 | Oct 3, 2024 |
| 144 | Notice of proposed sale | Oct 3, 2024 | — |
| 144 | Notice of proposed sale | Oct 3, 2024 | — |
| 144 | Notice of proposed sale | Oct 3, 2024 | — |
| 144 | Notice of proposed sale | Oct 3, 2024 | — |
| 144 | Notice of proposed sale | Oct 3, 2024 | — |
| 144 | Notice of proposed sale | Oct 3, 2024 | — |
| 144 | Notice of proposed sale | Oct 3, 2024 | — |
| 4 | Insider transaction | Jul 8, 2024 | Jul 3, 2024 |
| 4 | Insider transaction | Jul 8, 2024 | Jul 3, 2024 |
| 4 | Insider transaction | Jul 8, 2024 | Jul 3, 2024 |
| 4 | Insider transaction | Jul 8, 2024 | Jul 3, 2024 |
| 4 | Insider transaction | Jul 8, 2024 | Jul 3, 2024 |
| 4 | Insider transaction | Jul 8, 2024 | Jul 3, 2024 |
| 4 | Insider transaction | Jul 8, 2024 | Jul 3, 2024 |
| 144 | Notice of proposed sale | Jul 3, 2024 | — |
| 144 | Notice of proposed sale | Jul 3, 2024 | — |
| 144 | Notice of proposed sale | Jul 3, 2024 | — |
| 144 | Notice of proposed sale | Jul 3, 2024 | — |
| 144 | Notice of proposed sale | Jul 3, 2024 | — |
| 144 | Notice of proposed sale | Jul 3, 2024 | — |
| 144 | Notice of proposed sale | Jul 3, 2024 | — |
| 4 | Insider transaction | Jun 20, 2024 | Jun 17, 2024 |
| SC 13G | Ownership over 5% (passive) | Jun 7, 2024 | — |
| 4 | Insider transaction | May 29, 2024 | May 29, 2024 |
| SC 13D/A | Amended ownership over 5% (active) | May 28, 2024 | — |
| 4 | Insider transaction | Apr 22, 2024 | Apr 18, 2024 |
| SC 13D | Ownership over 5% (active) | Apr 18, 2024 | — |
| 3 | Initial insider ownership | Apr 18, 2024 | Apr 18, 2024 |
| 4 | Insider transaction | Apr 12, 2024 | Apr 11, 2024 |
| 144 | Notice of proposed sale | Apr 11, 2024 | — |
| 4 | Insider transaction | Apr 5, 2024 | Apr 3, 2024 |
| 4 | Insider transaction | Apr 5, 2024 | Apr 3, 2024 |
| 4 | Insider transaction | Apr 5, 2024 | Apr 3, 2024 |
| 4 | Insider transaction | Apr 5, 2024 | Apr 3, 2024 |
| 4 | Insider transaction | Apr 5, 2024 | Apr 3, 2024 |
| 4 | Insider transaction | Apr 5, 2024 | Apr 3, 2024 |
| 144 | Notice of proposed sale | Apr 3, 2024 | — |
| 144 | Notice of proposed sale | Apr 3, 2024 | — |
| 144 | Notice of proposed sale | Apr 3, 2024 | — |
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
- BCYC (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- United Kingdom
- Headquarters
- Cambridge, United Kingdom
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1761612
- Former names
- BICYCLE THERAPEUTICS Ltd (until May 24, 2019)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.