Key facts
- Logos Global Management LP filed SCHEDULE 13D/A for ARVINAS, INC. Common Stock ("Stock") (ARVN).
- Disclosed ownership: 3.4%.
- Date of event: 13 Oct 2025.
Logos Global Management LP - 13 Oct 2025 SCHEDULE 13D/A Report for ARVINAS, INC. Common Stock ("Stock") (ARVN)
- Filing Manager
- Logos Global Management LP
- Reporting Manager
- Logos Global Management LP
- Security
- ARVINAS, INC. Common Stock ("Stock")
- Symbol
- ARVN
- Shares outstanding
- 73,529,412 shares
- Disclosed Ownership
- 2,500,000 shares
- Ownership
- 3.4%
- Form type
- SCHEDULE 13D/A
- Filing time
- 15 Oct 2025, 17:18:32 UTC
- Date of event
- 13 Oct 2025
- Previous filing
- 22 Aug 2025
- SEC
- View on sec.gov
Key filing fact
Logos Global Management LP disclosed 3.4% ownership in ARVINAS, INC. Common Stock ("Stock") (ARVN) on 13 Oct 2025.
Change
- Previous schedule filing date: 22 Aug 2025.
- Current filing was accepted on 15 Oct 2025, 17:18.
Research use
- 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.
Evidence
Backed by Schedule 13D/13G
See Original Filing
Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.
Reporting persons
Reporting managers (8)
Names, ownership, voting power, signatures, titles, and CIKs as disclosed in this Schedule 13D/G filing.
| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Logos Global Management LP | 3.4% | 2,500,000 | 0 | 2,500,000 | /s/ Arsani William | Managing Partner | 0001792126 |
| Logos Global Management GP LLC | 3.4% | 2,500,000 | 0 | 2,500,000 | /s/ Arsani William | Managing Member | |
| Logos Global Master Fund LP | 2.7% | 2,000,000 | 0 | 2,000,000 | /s/ Arsani William | Managing Member | 0001831371 |
| Logos GP LLC | 2.7% | 2,000,000 | 0 | 2,000,000 | /s/ Arsani William | Managing Member | |
| Logos Opportunities Fund IV GP LLC | 0.7% | 500,000 | 0 | 500,000 | /s/ Arsani Willliam | Managing Member | |
| Logos Opportunities Fund IV LP | 0.7% | 500,000 | 0 | 500,000 | /s/ Arsani William | Managing Member of Logos Opportunities IV GP LLC, General Partner of Logos Opportunities Fund IV LP | 0001981151 |
| Arsani William | 3.4% | 2,500,000 | 0 | 2,500,000 | /s/ Arsani William | Reporting Person | 0001848372 |
| Graham Walmsley | 0.7% | 500,000 | 0 | 500,000 | /s/ Graham Walmsley | Reporting Person | 0001777517 |
CIK / CUSIP context first