Abivax S.A. - Ordinary Shares, nominal value Euro 0.01 per share (ABVX)
CUSIP: 00370M103
Q1 2026 13F Holders as of 31 Mar 2026
- Type / Class
- Equity / Ordinary Shares, nominal value Euro 0.01 per share
- Shares outstanding
- 78,459,900
- Total 13F shares
- 756,978
- Share change
- +8,031
- Total reported value
- $83,882,115
- Price per share
- $111.35
- Number of holders
- 40
- Value change
- -$1,293,613
- Number of buys
- 28
- Number of sells
- 15
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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- Previous quarter: Q4 2025
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 Management, LLC |
13F
|
Company |
9.1%
|
7,111,596
|
$959,034,279 | — | 31 Dec 2025 | |
| Sofinnova Crossover I |
13D/G
|
Sofinnova Crossover I SLP |
7.7%
|
6,399,478
|
$863,002,246 | -$269,710,200 | 12 Jan 2026 | |
| TCG Crossover GP I, LLC |
13D/G
|
Chen Yu |
9.1%
|
7,111,596
|
$603,774,500 | $0 | 30 Sep 2025 | |
| UBS Group AG |
13F
|
Company |
5.6%
|
4,423,906
|
$596,585,843 | — | 31 Dec 2025 | |
| Invus Global Management, LLC |
13D/G
|
Invus Public Equities, L.P. |
5%
|
3,922,995
|
$469,347,122 | -$177,185,644 | 31 Dec 2025 | |
| Darwin Global Management, Ltd. |
13F
|
Company |
4.1%
|
3,178,501
|
$439,713,828 | — | 31 Dec 2025 | |
| MORGAN STANLEY |
13F
|
Company |
4%
|
3,151,994
|
$425,062,151 | — | 31 Dec 2025 | |
| Point72 Asset Management, L.P. |
13F
|
Company |
3.1%
|
2,409,154
|
$324,886,463 | — | 31 Dec 2025 | |
| Vestal Point Capital, LP |
13F
|
Company |
2.4%
|
1,900,000
|
$256,224,500 | — | 31 Dec 2025 | |
| Caligan Partners LP |
13F
|
Company |
1.9%
|
1,451,924
|
$195,799,211 | — | 31 Dec 2025 | |
| Paradigm Biocapital Advisors LP |
13F
|
Company |
1.8%
|
1,417,473
|
$191,153,321 | — | 31 Dec 2025 | |
| FMR LLC |
13F
|
Company |
1.7%
|
1,365,657
|
$184,165,674 | — | 31 Dec 2025 | |
| Cormorant Asset Management, LP |
13F
|
Company |
1.7%
|
1,350,000
|
$182,054,250 | — | 31 Dec 2025 | |
| ADAR1 Capital Management, LLC |
13F
|
Company |
1.7%
|
1,317,329
|
$177,648,402 | — | 31 Dec 2025 | |
| WESTFIELD CAPITAL MANAGEMENT CO LP |
13F
|
Company |
1.3%
|
1,009,966
|
$136,198,965 | — | 31 Dec 2025 | |
| BAKER BROS. ADVISORS LP |
13F
|
Company |
1.1%
|
875,796
|
$118,105,470 | — | 31 Dec 2025 | |
| LORD, ABBETT & CO. LLC |
13F
|
Company |
1.1%
|
849,732
|
$114,591,000 | — | 31 Dec 2025 | |
| DEUTSCHE BANK AG\ |
13F
|
Company |
0.97%
|
764,899
|
$103,154,279 | — | 31 Dec 2025 | |
| Octagon Capital Advisors LP |
13F
|
Company |
0.96%
|
756,000
|
$101,950,380 | — | 31 Dec 2025 | |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP |
13F
|
Company |
0.96%
|
754,836
|
$101,793,409 | — | 31 Dec 2025 | |
| MILLENNIUM MANAGEMENT LLC |
13F
|
Company |
0.94%
|
741,060
|
$99,935,646 | — | 31 Dec 2025 | |
| Nationale-Nederlanden Powszechne Towarzystwo Emerytalne S.A. |
13F
|
Company |
0.88%
|
691,973
|
$93,316,019 | — | 31 Dec 2025 | |
| JANUS HENDERSON GROUP PLC |
13F
|
Company |
0.85%
|
667,761
|
$90,037,554 | — | 31 Dec 2025 | |
| Eversept Partners, LP |
13F
|
Company |
0.84%
|
657,834
|
$88,712,204 | — | 31 Dec 2025 | |
| PRICE T ROWE ASSOCIATES INC /MD/ |
13F
|
Company |
0.83%
|
651,644
|
$87,875,000 | — | 31 Dec 2025 | |
| Saturn V Capital Management LP |
13F
|
Company |
0.83%
|
649,179
|
$87,545,034 | — | 31 Dec 2025 | |
| Artia Global Partners LP |
13F
|
Company |
0.77%
|
600,747
|
$81,013,737 | — | 31 Dec 2025 | |
| CITADEL ADVISORS LLC |
13F
|
Company |
0.72%
|
563,747
|
$76,024,102 | — | 31 Dec 2025 | |
| ADAGE CAPITAL PARTNERS GP, L.L.C. |
13F
|
Company |
0.7%
|
550,000
|
$74,170,250 | — | 31 Dec 2025 | |
| BANK OF AMERICA CORP /DE/ |
13F
|
Company |
0.67%
|
522,289
|
$70,433,284 | — | 31 Dec 2025 | |
| Ensign Peak Advisors, Inc |
13F
|
Company |
0.66%
|
518,347
|
$69,901,685 | — | 31 Dec 2025 | |
| BVF INC/IL |
13F
|
Company |
0.65%
|
508,031
|
$68,510,521 | — | 31 Dec 2025 | |
| BOOTHBAY FUND MANAGEMENT, LLC |
13F
|
Company |
0.65%
|
507,881
|
$68,490,292 | — | 31 Dec 2025 | |
| Affinity Asset Advisors, LLC |
13F
|
Company |
0.64%
|
505,000
|
$68,101,775 | — | 31 Dec 2025 | |
| PERCEPTIVE ADVISORS LLC |
13F
|
Company |
0.58%
|
458,343
|
$61,809,845 | — | 31 Dec 2025 | |
| Jefferies Financial Group Inc. |
13F
|
Company |
0.58%
|
457,325
|
$61,672,563 | — | 31 Dec 2025 | |
| JPMORGAN CHASE & CO |
13F
|
Company |
0.58%
|
455,923
|
$61,483,496 | — | 31 Dec 2025 | |
| FRANKLIN RESOURCES INC |
13F
|
Company |
0.57%
|
449,121
|
$60,566,212 | — | 31 Dec 2025 | |
| BlackRock, Inc. |
13F
|
Company |
0.56%
|
436,713
|
$58,892,931 | — | 31 Dec 2025 | |
| Aberdeen Group plc |
13F
|
Company |
0.54%
|
426,658
|
$57,536,965 | — | 31 Dec 2025 | |
| JANE STREET GROUP, LLC |
13F
|
Company |
0.54%
|
423,257
|
$57,078,323 | — | 31 Dec 2025 | |
| SILVERARC CAPITAL MANAGEMENT, LLC |
13F
|
Company |
0.54%
|
422,193
|
$56,934,837 | — | 31 Dec 2025 | |
| Logos Global Management LP |
13F
|
Company |
0.51%
|
400,000
|
$53,942,000 | — | 31 Dec 2025 | |
| STEMPOINT CAPITAL LP |
13F
|
Company |
0.5%
|
391,783
|
$52,833,896 | — | 31 Dec 2025 | |
| FARALLON CAPITAL MANAGEMENT LLC |
13F
|
Company |
0.49%
|
387,000
|
$52,188,885 | — | 31 Dec 2025 | |
| First Turn Management, LLC |
13F
|
Company |
0.49%
|
381,233
|
$51,411,176 | — | 31 Dec 2025 | |
| Frazier Life Sciences Management, L.P. |
13F
|
Company |
0.48%
|
378,300
|
$51,015,647 | — | 31 Dec 2025 | |
| ORBIMED ADVISORS LLC |
13F
|
Company |
0.47%
|
367,900
|
$49,613,155 | — | 31 Dec 2025 | |
| Venrock Healthcare Capital Partners III, L.P. |
13D/G
|
— |
0.8%
|
576,729
|
$48,964,292 | $0 | 30 Sep 2025 | |
| Vivo Capital, LLC |
13F
|
Company |
0.46%
|
359,305
|
$48,454,076 | — | 31 Dec 2025 |
Institutional Holders of Abivax S.A. - Ordinary Shares, nominal value Euro 0.01 per share (ABVX) as of Q1 2026
As of 31 Mar 2026,
Abivax S.A. - Ordinary Shares, nominal value Euro 0.01 per share (ABVX) was held by
40 institutional
shareholders
that filed Form 13F with the SEC.
Together, they reported ownership of
756,978 shares.
The largest 10 holders included
Aberdeen Group plc, Pictet Asset Management Holding SA, Alberta Investment Management Corp, SYQUANT CAPITAL SAS, BANQUE PICTET & CIE SA, E Fund Management Co., Ltd., China Universal Asset Management Co., Ltd., AdvisorShares Investments LLC, Total Clarity Wealth Management, Inc., and FNY Investment Advisers, LLC.
This page lists
40
institutional shareholders reporting positions in this security
for the Q1 2026 filing period.
| Investor | Option | Weight % | Change % | Value $ | * Price | Shares | Share Change | Activity | Report Period |
|---|
Compare Q1 2026 vs Q4 2025 Across Filers
Q4 2025 holders
247
Q1 2026 holders
40
Holder diff
-207
| Investor | Q4 2025 Shares | Q1 2026 Shares | Share Diff | Share Chg % | Q4 2025 Value $ | Q1 2026 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.