Security key
00370M103
Abivax S.A. - Ordinary Shares, par value EUR0.01 per share (ABVX)
CUSIP: 00370M103
Q2 2025 13F Holders as of 30 Jun 2025
- Security type / class
- Equity / Ordinary Shares, par value EUR0.01 per share
- Total 13F shares
- 30,664,346
- Total 13F value
- $234,581,803
- Share change
- -1,096,424
- SEC-reported price per share
- $7.65
- Number of holders
- 43
- Value change
- -$5,694,979
- Number of buys
- 22
- Number of sells
- 19
- Shares outstanding
- 82,081,761
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q2 2025
Institutions
43
Top holders
10
ABVX full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 2025
Previous quarter: Q1 2025
Abivax S.A. SEC filings
Abivax S.A. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 00370M103
Recent filing periods:
Ownership snapshot
Top reported holders of ABVX - Abivax S.A. - Ordinary Shares, par value EUR0.01 per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Deep Track Capital, LP
Disclosed value leader
TCG Crossover Management,...
Comparable rows
15/15
Latest evidence
30 Jun 2025
13D/G
13F
Lead comparable stake: 4.8%
13D/G row: Deep Track Capital, LP
Showing 1-6 of 15 holder rows.
Quick read
Deep Track Capital, LP leads the comparable SEC ownership view at 4.8%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Deep Track Capital, LP's linked filing trail.
Comparable ownership
Top 5
Deep Track Capital, LP
4.8%
TCG Crossover Management, LLC
7.4%
ADAR1 Capital Management, LLC
2.7%
Cormorant Asset Management, LP
2.6%
GREAT POINT PARTNERS LLC
2%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Deep Track Capital, LP |
13D/G
13F
Company
|
4.8%
|
$28,885,195
3,480,144 shares
|
$0 | 30 Jun 2025 |
| TCG Crossover Management, LLC |
13F
Company
|
7.4%
|
$37,853,725
6,056,596 shares
|
— | 31 Mar 2025 |
| ADAR1 Capital Management, LLC |
13F
Company
|
2.7%
|
$13,812,619
2,210,019 shares
|
— | 31 Mar 2025 |
| Cormorant Asset Management, LP |
13F
Company
|
2.6%
|
$13,312,500
2,130,000 shares
|
— | 31 Mar 2025 |
| GREAT POINT PARTNERS LLC |
13F
Company
|
2%
|
$10,238,194
1,638,111 shares
|
— | 31 Mar 2025 |
| Nantahala Capital Management, LLC |
13F
Company
|
1.8%
|
$9,268,713
1,482,994 shares
|
— | 31 Mar 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q2 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
43
Shares
30,664,346
Rows available
43
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q2 2025 vs Q1 2025 Across Filers
Q1 2025 holders
46
Q2 2025 holders
43
Holder diff
-3
| Investor | Q1 2025 Shares | Q2 2025 Shares | Share Diff | Share Chg % | Q1 2025 value | Q2 2025 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend