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ABVX

Abivax

254 hedge funds and large institutions have $5.53B invested in Abivax in 2026 Q1 according to their latest regulatory filings, with 53 funds opening new positions, 111 increasing their positions, 75 reducing their positions, and 43 closing their positions.

New
Increased
Maintained
Reduced
Closed

63% more call options, than puts

Call options by funds: $233M | Put options by funds: $142M

48% more repeat investments, than reductions

Existing positions increased: 111 | Existing positions reduced: 75

23% more first-time investments, than exits

New positions opened: 53 | Existing positions closed: 43

3% more funds holding

Funds holding: 247254 (+7)

9.05% less ownership

Funds ownership: 72.25%63.2% (-9%)

18% less funds holding in top 10

Funds holding in top 10: 3428 (-6)

27% less capital invested

Capital invested by funds: $7.61B → $5.53B (-$2.08B)

Holders
254
Holders Change
+7
Holders Change %
+2.83%
% of All Funds
3.13%
Holding in Top 10
28
Holding in Top 10 Change
-6
Holding in Top 10 Change %
-17.65%
% of All Funds
0.34%
New
53
Increased
111
Reduced
75
Closed
43
Calls
$233M
Puts
$142M
Net Calls
+$90.2M
Net Calls Change
-$23M
Name Holding Trade Value Shares
Change
Change in
Stake
TCM
1
TCG Crossover Management
California
$722M -$74.6M -630,511 -9%
UBS Group
2
UBS Group
Switzerland
$506M +$14.6M +123,500 +3%
DGM
3
Darwin Global Management
Jersey
$352M +$34.3M +290,156 +9%
Morgan Stanley
4
Morgan Stanley
New York
$190M -$171M -1,447,036 -46%
VPC
5
Vestal Point Capital
New York
$167M -$47.3M -400,000 -21%
CP
6
Caligan Partners
New York
$163M +$1.18M +10,000 +0.7%
ACM
7
ADAR1 Capital Management
Texas
$155M +$9.08M +76,690 +6%
Westfield Capital Management
8
Westfield Capital Management
Massachusetts
$147M +$37M +312,972 +31%
Fidelity Investments
9
Fidelity Investments
Massachusetts
$143M -$9.38M -79,284 -6%
HI
10
Helikon Investments
United Kingdom
$113M +$120M +1,013,324 New
EP
11
Eversept Partners
New York
$104M +$32.7M +276,589 +42%
Janus Henderson Group
12
Janus Henderson Group
United Kingdom
$98M +$25M +211,068 +32%
BBA
13
Baker Bros. Advisors
New York
$97.5M
Lord, Abbett & Co
14
Lord, Abbett & Co
New Jersey
$95.2M +$614K +5,188 +0.6%
PBA
15
Paradigm Biocapital Advisors
New York
$86M -$76.3M -645,000 -46%
NNPTE
16
Nationale-Nederlanden Powszechne Towarzystwo Emerytalne
Poland
$85.3M +$8.75M +73,942 +11%
CAM
17
Cormorant Asset Management
Massachusetts
$84.6M -$69.8M -590,000 -44%
Bank of America
18
Bank of America
North Carolina
$81.9M +$25.3M +213,440 +41%
T. Rowe Price Associates
19
T. Rowe Price Associates
Maryland
$77M +$4.74M +40,026 +6%
OCA
20
Octagon Capital Advisors
New York
$75.4M -$9.35M -79,000 -10%
LGM
21
Logos Global Management
California
$75.2M +$32.5M +275,000 +69%
Point72 Asset Management
22
Point72 Asset Management
Connecticut
$71M -$210M -1,771,418 -74%
Ensign Peak Advisors
23
Ensign Peak Advisors
Utah
$70.4M +$13.4M +113,491 +22%
Millennium Management
24
Millennium Management
New York
$67.5M -$16M -135,068 -18%
AGP
25
Artia Global Partners
Florida
$66.9M