Jane Street
ABVX

Jane Street’s Abivax ABVX Stock Holding History

Jane Street’s Portfolio ABVX Stock Details ABVX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$12M Buy
90,000
+45,200
+101% +$5.12M ﹤0.01% 2648
2026
Q1 		$4.99M Sell
44,800
-182,500
-80% -$21.6M ﹤0.01% 3523
2025
Q4 		$30.7M Buy
+227,300
New +$24.8M ﹤0.01% 1247

Other funds holding ABVX

TCM
TCG Crossover Management Palo Alto, California $4.16B AUM 983.43% 1-Year Est. Return
HI
Helikon Investments London, United Kingdom $3.35B AUM 55.08% 1-Year Est. Return
DGM
Darwin Global Management St. Helier, Jersey $3.76B AUM 342.13% 1-Year Est. Return
VPC
Vestal Point Capital New York $4.28B AUM 239% 1-Year Est. Return
JT
Jupiter Topco New York $245B AUM
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
ACM
ADAR1 Capital Management Austin, Texas $2.19B AUM 374.99% 1-Year Est. Return
CP
Caligan Partners New York $2.13B AUM 758.65% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Jane Street's ABVX Position: Q2 2026 in Review

Jane Street reduced its Abivax (ABVX) stake by 36% in Q2 2026, selling an estimated $3.84M and leaving 60,195 shares worth $8.02M. The position accounts for ﹤0.01% of the portfolio, ranked #3097.

Jane Street first reported a position in ABVX in Q3 2025 and has held it in 4 quarters since. The position peaked at $57.1M in Q4 2025. 302 funds tracked by Wall St. Rank hold ABVX as of Q2 2026.

  • Jane Street held 60,195 shares of Abivax worth $8.02M as of Q2 2026.
  • Jane Street sold 33,946 Abivax shares in Q2 2026, an estimated $3.84M.
  • Abivax made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #3097 holding.
  • Jane Street first reported a position in Abivax in Q3 2025 and has held it in 4 quarters since.
  • Jane Street's Abivax position peaked at $57.1M in Q4 2025.
  • 302 funds tracked by Wall St. Rank held Abivax as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.