Institutional Ownership
Abivax SA
CUSIP 00370M103SPONSORED ADSABVXQ1 2026
13D / 13G Filings
15
Schedule 13D/13G on record
Beneficial Filers
6
Distinct reporting persons
Largest Stake
11.4%
Max % of class reported
Institutional Holders
251
13F filers (latest quarter)
Beneficial Owners — Schedule 13D / 13G
15 filings · latest Feb 13, 2026
| # | Filed | Reporting Person | Form | % of Class | Shares | Filing |
|---|---|---|---|---|---|---|
| 1 | Feb 13, 2026 | Invus Public Equities, L.P. | 13G/A | 5.0% | 3.92M | SEC |
| 2 | Jan 14, 2026 | Sofinnova Crossover I Slp | 13D/A | 7.7% | — | SEC |
| 3 | Nov 14, 2025 | Venrock Healthcare Capital Partners III, L.P. | 13G/A | 0.8% | 576.7K | SEC |
| 4 | Nov 14, 2025 | Tcg Crossover Gp I, LLC | 13G/A | 9.1% | 7.11M | SEC |
| 5 | Oct 30, 2025 | Sofinnova Crossover I Slp | 13D/A | 9.4% | — | SEC |
| 6 | Aug 14, 2025 | Deep Track Capital, LP | 13G/A | 4.8% | 3.48M | SEC |
| 7 | Jul 31, 2025 | Sofinnova Crossover I Slp | 13D/A | 11.4% | — | SEC |
| 8 | Apr 11, 2025 | Invus Public Equities, L.P. | 13G | 8.5% | 5.40M | SEC |
| 9 | Feb 14, 2025 | Sofinnova Crossover I Slp | 13D/A | 11.0% | — | SEC |
| 10 | Nov 14, 2024 | Deep Track Capital, LP | 13G/A | 5.1% | 3.58M | SEC |
5 more beneficial-ownership filings on Premium
See the full Schedule 13D/13G history for Abivax SA.
Unlock full historyTop Institutional Holders (13F)
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Tcg Crossover Management, LLC | 6.48M | $721.67M |
| 2 | Ubs Group AG | 4.55M | $506.35M |
| 3 | Darwin Global Management, Ltd. | 3.47M | $352.07M |
| 4 | Morgan Stanley | 1.70M | $189.85M |
| 5 | Vestal Point Capital, LP | 1.50M | $167.03M |
| 6 | Caligan Partners LP | 1.46M | $162.79M |
| 7 | Adar1 Capital Management, LLC | 1.39M | $155.22M |
| 8 | Westfield Capital Management Co LP | 1.32M | $147.31M |
| 9 | Fmr LLC | 1.29M | $143.24M |
| 10 | Helikon Investments Ltd | 1.01M | $112.83M |