Quick Takeaways
- BIOTECHNOLOGY VALUE FUND L P filed SCHEDULE 13G/A for 4D Molecular Therapeutics, Inc. Common Stock, par value $0.0001 per share (FDMT).
- Disclosed ownership: 10%.
- Date of event: 31 Dec 2025.
BIOTECHNOLOGY VALUE FUND L P - 31 Dec 2025 SCHEDULE 13G/A Report for 4D Molecular Therapeutics, Inc. Common Stock, par value $0.0001 per share (FDMT)
- Filing Manager
- BIOTECHNOLOGY VALUE FUND L P
- Reporting Manager
- BVF PARTNERS L P/IL
- Symbol
- FDMT
- Shares outstanding
- 58,531,341 shares
- Disclosed Ownership
- 5,847,281 shares
- Ownership
- 10%
- Form type
- SCHEDULE 13G/A
- Filing time
- 17 Feb 2026, 16:12:05 UTC
- Date of event
- 31 Dec 2025
- Previous filing
- 15 May 2025
- SEC
- View on sec.gov
Quoteable Key Fact
"BIOTECHNOLOGY VALUE FUND L P disclosed 10% ownership in 4D Molecular Therapeutics, Inc. Common Stock, par value $0.0001 per share (FDMT) on 31 Dec 2025."
What Changed
- Previous schedule filing date: 15 May 2025.
- Current filing was accepted on 17 Feb 2026, 16:12.
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.
Source Evidence
Backed by Schedule 13D/13G
See Original Filing
Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.
Reporting Managers (10)
| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| BIOTECHNOLOGY VALUE FUND L P | 6.1% | 3,584,039 | 0 | 3,584,039 | /s/ Mark N. Lampert | Mark N. Lampert, Authorized Signatory | |
| BVF I GP LLC | 6.1% | 3,584,039 | 0 | 3,584,039 | /s/ Mark N. Lampert | Mark N. Lampert, Authorized Signatory | |
| BIOTECHNOLOGY VALUE FUND II LP | 3.1% | 1,801,941 | 0 | 1,801,941 | /s/ Mark N. Lampert | Mark N. Lampert, Authorized Signatory | |
| BVF II GP LLC | 3.1% | 1,801,941 | 0 | 1,801,941 | /s/ Mark N. Lampert | Mark N. Lampert, Authorized Signatory | |
| Biotechnology Value Trading Fund OS LP | 0.7% | 378,475 | 0 | 378,475 | /s/ Mark N. Lampert | Mark N. Lampert, Authorized Signatory | |
| BVF Partners OS Ltd. | 0.7% | 378,475 | 0 | 378,475 | /s/ Mark N. Lampert | Mark N. Lampert, Authorized Signatory | |
| BVF GP HOLDINGS LLC | 9.2% | 5,385,980 | 0 | 5,385,980 | /s/ Mark N. Lampert | Mark N. Lampert, Authorized Signatory | |
| BVF PARTNERS L P/IL | 10% | 5,847,281 | 0 | 5,847,281 | /s/ Mark N. Lampert | Mark N. Lampert, Authorized Signatory | |
| BVF INC/IL | 10% | 5,847,281 | 0 | 5,847,281 | /s/ Mark N. Lampert | Mark N. Lampert, Authorized Signatory | |
| LAMPERT MARK N | 10% | 5,847,281 | 0 | 5,847,281 | /s/ Mark N. Lampert | Mark N. Lampert |