Quick Takeaways
- Sofinnova Crossover I filed SCHEDULE 13D/A for Abivax S.A. Ordinary Shares, par value EUR0.01 per share (ABVX).
- Disclosed ownership: 7.7%.
- Date of event: 12 Jan 2026.
Sofinnova Crossover I - 12 Jan 2026 SCHEDULE 13D/A Report for Abivax S.A. Ordinary Shares, par value EUR0.01 per share (ABVX)
- Filing Manager
- Sofinnova Crossover I
- Reporting Manager
- Sofinnova Crossover I SLP
- Symbol
- ABVX
- Shares outstanding
- 83,110,104 shares
- Disclosed Ownership
- 6,399,478 shares
- Ownership
- 7.7%
- Form type
- SCHEDULE 13D/A
- Filing time
- 14 Jan 2026, 16:13:22 UTC
- Date of event
- 12 Jan 2026
- Previous filing
- 30 Oct 2025
- SEC
- View on sec.gov
Quoteable Key Fact
"Sofinnova Crossover I disclosed 7.7% ownership in Abivax S.A. Ordinary Shares, par value EUR0.01 per share (ABVX) on 12 Jan 2026."
What Changed
- Previous schedule filing date: 30 Oct 2025.
- Current filing was accepted on 14 Jan 2026, 16:13.
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 (7)
| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Sofinnova Crossover I SLP | 7.7% | 6,399,478 | 6,399,478 | 0 | /s/ Antoine Papiernik | Managing Partner | 0001845105 |
| Sofinnova Partners SAS | 7.7% | 6,399,478 | 6,399,478 | 0 | /s/ Antoine Papiernik | Managing Partner | 0001574139 |
| Antoine Papiernik | 7.7% | 6,399,478 | 6,399,478 | 0 | /s/ Antoine Papiernik | Antoine Papiernik | |
| Cedric Moreau | 7.7% | 6,399,478 | 6,399,478 | 0 | /s/ Cedric Moreau | Cedric Moreau | |
| Kinam Hong | 7.7% | 6,399,478 | 6,399,478 | 0 | /s/ Kinam Hong | Kinam Hong | |
| Joseph Anderson | 7.7% | 6,399,478 | 6,399,478 | 0 | /s/ Joseph Anderson | Joseph Anderson | |
| Jacques Theurillat | 7.7% | 6,399,478 | 6,399,478 | 0 | /s/ Jacques Theurillat | Jacques Theurillat |