Quick Takeaways
- WESTFIELD CAPITAL MANAGEMENT CO LP filed SCHEDULE 13G/A for BICYCLE THERAPEUTICS PLC Common Stock (BCYC).
- Disclosed ownership: 6%.
- Date of event: 31 Dec 2025.
WESTFIELD CAPITAL MANAGEMENT CO LP - 31 Dec 2025 SCHEDULE 13G/A Report for BICYCLE THERAPEUTICS PLC Common Stock (BCYC)
- Filing Manager
- WESTFIELD CAPITAL MANAGEMENT CO LP
- Reporting Manager
- Westfield Capital Management Company, L.P.
- Symbol
- BCYC
- Shares outstanding
- 49,934,205 shares
- Disclosed Ownership
- 3,016,026 shares
- Ownership
- 6%
- Form type
- SCHEDULE 13G/A
- Filing time
- 11 Feb 2026, 10:57:35 UTC
- Date of event
- 31 Dec 2025
- Previous filing
- 11 Feb 2025
- Next filing
- 04 Mar 2026
- SEC
- View on sec.gov
Quoteable Key Fact
"WESTFIELD CAPITAL MANAGEMENT CO LP disclosed 6% ownership in BICYCLE THERAPEUTICS PLC Common Stock (BCYC) on 31 Dec 2025."
What Changed
- Previous schedule filing date: 11 Feb 2025.
- Current filing was accepted on 11 Feb 2026, 10:57.
Why This Matters
- This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
- You can verify ownership claims directly against the original SEC filing.
Official SEC Source
Backed by Schedule 13D/13G
Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.
See Original FilingReporting Managers (1)
| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Westfield Capital Management Company, L.P. | 6% | 3,016,026 | 2,801,276 | 0 | Brandi McMahon | Vice President, Deputy Chief Compliance Officer |