Abivax S.A. - Ordinary Shares, nominal value Euro 0.01 per share (ABVX)
CUSIP: 00370M103
Q3 2025 13F Holders as of 30 Sep 2025
- Type / Class
- Equity / Ordinary Shares, nominal value Euro 0.01 per share
- Shares outstanding
- 78,459,900
- Total 13F shares
- 51,964,814
- Share change
- +21,308,910
- Total reported value
- $4,408,157,076
- Put/Call ratio
- 69%
- Price per share
- $84.90
- Number of holders
- 165
- Value change
- +$2,126,922,733
- Number of buys
- 145
- Number of sells
- 24
Quarterly Holders Quick Answers
What is CUSIP 00370M103?
CUSIP 00370M103 identifies ABVX - Abivax S.A. - Ordinary Shares, nominal value Euro 0.01 per share in SEC institutional holdings data.
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Recent filing periods for CUSIP 00370M103:
Top shareholders of ABVX - Abivax S.A. - Ordinary Shares, nominal value Euro 0.01 per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| TCG Crossover GP I, LLC |
13D/G
|
Chen Yu |
9.1%
|
7,111,596
|
$603,774,500 | $0 | 30 Sep 2025 | |
| Venrock Healthcare Capital Partners III, L.P. |
13D/G
|
— |
0.8%
|
576,729
|
$48,964,292 | $0 | 30 Sep 2025 | |
| TCG Crossover Management, LLC |
13F
|
Company |
7.7%
|
6,056,596
|
$46,332,959 | — | 30 Jun 2025 | |
| Deep Track Capital, LP |
13D/G
13F
|
Company |
4.8%
|
3,480,144
|
$28,885,195 | $0 | 30 Jun 2025 | |
| ADAR1 Capital Management, LLC |
13F
|
Company |
3.9%
|
3,071,340
|
$23,495,751 | — | 30 Jun 2025 | |
| Cormorant Asset Management, LP |
13F
|
Company |
2.7%
|
2,130,000
|
$16,294,500 | — | 30 Jun 2025 | |
| Caligan Partners LP |
13F
|
Company |
2.1%
|
1,674,400
|
$12,809,160 | — | 30 Jun 2025 | |
| Nantahala Capital Management, LLC |
13F
|
Company |
1.9%
|
1,482,994
|
$11,344,904 | — | 30 Jun 2025 | |
| FRANKLIN RESOURCES INC |
13F
|
Company |
1.7%
|
1,371,050
|
$10,488,533 | — | 30 Jun 2025 | |
| VR Adviser, LLC |
13F
|
Company |
1.7%
|
1,345,780
|
$10,295,217 | — | 30 Jun 2025 | |
| GREAT POINT PARTNERS LLC |
13F
|
Company |
1.6%
|
1,291,617
|
$9,880,870 | — | 30 Jun 2025 | |
| Octagon Capital Advisors LP |
13F
|
Company |
1.6%
|
1,267,000
|
$9,692,550 | — | 30 Jun 2025 | |
| CITADEL ADVISORS LLC |
13F
|
Company |
1.6%
|
1,252,257
|
$9,579,767 | — | 30 Jun 2025 | |
| MILLENNIUM MANAGEMENT LLC |
13F
|
Company |
1.6%
|
1,251,765
|
$9,576,002 | — | 30 Jun 2025 | |
| BOOTHBAY FUND MANAGEMENT, LLC |
13F
|
Company |
1.1%
|
870,438
|
$6,658,851 | — | 30 Jun 2025 | |
| Aberdeen Group plc |
13F
|
Company |
0.91%
|
710,516
|
$5,435,447 | — | 30 Jun 2025 | |
| Saturn V Capital Management LP |
13F
|
Company |
0.79%
|
622,479
|
$4,761,964 | — | 30 Jun 2025 | |
| MORGAN STANLEY |
13F
|
Company |
0.61%
|
475,280
|
$3,635,892 | — | 30 Jun 2025 | |
| Ensign Peak Advisors, Inc |
13F
|
Company |
0.58%
|
455,684
|
$3,485,983 | — | 30 Jun 2025 | |
| KENNEDY CAPITAL MANAGEMENT LLC |
13F
|
Company |
0.31%
|
241,188
|
$1,845,088 | — | 30 Jun 2025 | |
| Woodline Partners LP |
13F
|
Company |
0.23%
|
183,800
|
$1,406,070 | — | 30 Jun 2025 | |
| CITIGROUP INC |
13F
|
Company |
0.22%
|
170,733
|
$1,306,107 | — | 30 Jun 2025 | |
| Point72 Asset Management, L.P. |
13F
|
Company |
0.21%
|
167,887
|
$1,284,336 | — | 30 Jun 2025 | |
| UBS Group AG |
13F
|
Company |
0.21%
|
167,656
|
$1,282,568 | — | 30 Jun 2025 | |
| Allostery Investments LP |
13F
|
Company |
0.21%
|
167,350
|
$1,280,228 | — | 30 Jun 2025 | |
| Soleus Capital Management, L.P. |
13F
|
Company |
0.16%
|
125,000
|
$956,250 | — | 30 Jun 2025 | |
| BARCLAYS PLC |
13F
|
Company |
0.14%
|
113,391
|
$867,441 | — | 30 Jun 2025 | |
| Affinity Asset Advisors, LLC |
13F
|
Company |
0.13%
|
100,000
|
$765,000 | — | 30 Jun 2025 | |
| Paloma Partners Management Co |
13F
|
Company |
0.12%
|
95,130
|
$727,745 | — | 30 Jun 2025 | |
| STEMPOINT CAPITAL LP |
13F
|
Company |
0.11%
|
87,748
|
$671,272 | — | 30 Jun 2025 | |
| J. Goldman & Co LP |
13F
|
Company |
0.09%
|
67,500
|
$516,375 | — | 30 Jun 2025 | |
| HighVista Strategies LLC |
13F
|
Company |
0.07%
|
51,156
|
$391,343 | — | 30 Jun 2025 | |
| NewEdge Advisors, LLC |
13F
|
Company |
0.04%
|
30,000
|
$229,500 | — | 30 Jun 2025 | |
| Quadrature Capital Ltd |
13F
|
Company |
0.02%
|
19,367
|
$148,158 | — | 30 Jun 2025 | |
| XTX Topco Ltd |
13F
|
Company |
0.02%
|
18,194
|
$139,184 | — | 30 Jun 2025 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
0.02%
|
16,818
|
$128,657 | — | 30 Jun 2025 | |
| GUGGENHEIM CAPITAL LLC |
13F
|
Company |
0.02%
|
16,097
|
$123,142 | — | 30 Jun 2025 | |
| BNP PARIBAS FINANCIAL MARKETS |
13F
|
Company |
0.01%
|
10,670
|
$81,626 | — | 30 Jun 2025 | |
| Hurley Capital, LLC |
13F
|
Company |
0%
|
3,015
|
$23,065 | — | 30 Jun 2025 | |
| RHUMBLINE ADVISERS |
13F
|
Company |
0%
|
981
|
$7,502 | — | 30 Jun 2025 | |
| GAMMA Investing LLC |
13F
|
Company |
0%
|
645
|
$4,934 | — | 30 Jun 2025 | |
| BANK OF AMERICA CORP /DE/ |
13F
|
Company |
0%
|
536
|
$4,100 | — | 30 Jun 2025 | |
| Financial Management Professionals, Inc. |
13F
|
Company |
0%
|
100
|
$765 | — | 30 Jun 2025 | |
| PRINCIPAL SECURITIES, INC. |
13F
|
Company |
0%
|
36
|
$275 | — | 30 Jun 2025 | |
| EverSource Wealth Advisors, LLC |
13F
|
Company |
0%
|
8
|
$61 | — | 30 Jun 2025 |
Institutional Holders of Abivax S.A. - Ordinary Shares, nominal value Euro 0.01 per share (ABVX) as of Q3 2025
As of 30 Sep 2025,
Abivax S.A. - Ordinary Shares, nominal value Euro 0.01 per share (ABVX) was held by
165 institutional
shareholders
that filed Form 13F with the SEC.
Together, they reported ownership of
51,964,814 shares.
The largest 10 holders included
TCG Crossover Management, LLC, UBS Group AG, Darwin Global Management, Ltd., Point72 Asset Management, L.P., Cormorant Asset Management, LP, Paradigm Biocapital Advisors LP, MORGAN STANLEY, Caligan Partners LP, FMR LLC, and ADAR1 Capital Management, LLC.
This page lists
165
institutional shareholders reporting positions in this security
for the Q3 2025 filing period.
| Investor | Option | Weight % | Change % | Value $ | * Price | Shares | Share Change | Activity | Report Period |
|---|
Compare Q3 2025 vs Q2 2025 Across Filers
Q2 2025 holders
43
Q3 2025 holders
165
Holder diff
122
| Investor | Q2 2025 Shares | Q3 2025 Shares | Share Diff | Share Chg % | Q2 2025 Value $ | Q3 2025 Value $ | Value Diff $ | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.
An asterisk sign (*) next to the price indicates that the price is likely invalid.