BAMCO Inc
ABVX

BAMCO Inc’s Abivax ABVX Stock Holding History

BAMCO Inc’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 		$333K Sell
2,500
-3,000
-55% -$340K ﹤0.01% 325
2026
Q1 		$612K Sell
5,500
-19,500
-78% -$2.31M ﹤0.01% 303
2025
Q4 		$3.37M Buy
25,000
+11,000
+79% +$1.2M 0.01% 269
2025
Q3 		$1.19M Buy
+14,000
New +$858K ﹤0.01% 299

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 40.91% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

BAMCO Inc's ABVX Position: Q2 2026 in Review

BAMCO Inc reduced its Abivax (ABVX) stake by 55% in Q2 2026, selling an estimated $340K and leaving 2,500 shares worth $333K. The position accounts for ﹤0.01% of the portfolio, ranked #325.

BAMCO Inc first reported a position in ABVX in Q3 2025 and has held it in 4 quarters since. The position peaked at $3.37M in Q4 2025. 302 funds tracked by Wall St. Rank hold ABVX as of Q2 2026.

  • BAMCO Inc held 2,500 shares of Abivax worth $333K as of Q2 2026.
  • BAMCO Inc sold 3,000 Abivax shares in Q2 2026, an estimated $340K.
  • Abivax made up ﹤0.01% of BAMCO Inc's portfolio in Q2 2026, its #325 holding.
  • BAMCO Inc first reported a position in Abivax in Q3 2025 and has held it in 4 quarters since.
  • BAMCO Inc's Abivax position peaked at $3.37M in Q4 2025.
  • 302 funds tracked by Wall St. Rank held Abivax as of Q2 2026.

Based on BAMCO Inc's 13F filing for Q2 2026, filed 14 Aug 2026.