Balyasny Asset Management
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Balyasny Asset Management’s Annexon ANNX Stock Holding History

Balyasny Asset Management’s Portfolio ANNX Stock Details ANNX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$16.2M Sell
2,830,976
-1,055,933
-27% -$5.84M 0.02% 825
2026
Q1 		$21.5M Buy
3,886,909
+587,653
+18% +$3.31M 0.03% 662
2025
Q4 		$16.6M Buy
3,299,256
+2,001,996
+154% +$7.65M 0.02% 808
2025
Q3 		$3.96M Buy
+1,297,260
New +$3.22M 0.01% 1482
2025
Q2 		– Sell
-96,752
Closed -$187K – 2778
2025
Q1 		$187K Buy
+96,752
New +$322K ﹤0.01% 2602
2024
Q1 		– Sell
-10,107
Closed -$45.9K – 2587
2023
Q4 		$45.9K Buy
+10,107
New +$25K ﹤0.01% 2411
2023
Q1 		– Sell
-21,605
Closed -$112K – 2617
2022
Q4 		$112K Buy
+21,605
New +$119K ﹤0.01% 2233

Other funds holding ANNX

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
RG
Redmile Group San Francisco, California $1.49B AUM 208.7% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
BI
BVF Inc San Francisco, California $3.91B AUM 304.52% 1-Year Est. Return
WP
Woodline Partners San Francisco, California $32.4B AUM 58.5% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
MCO
MAK Capital One New York $714M AUM 68.07% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
SL
Siren LLC Greenwich, Connecticut $4.94B AUM 244.43% 1-Year Est. Return

Balyasny Asset Management's ANNX Position: Q2 2026 in Review

Balyasny Asset Management reduced its Annexon (ANNX) stake by 27% in Q2 2026, selling an estimated $5.84M and leaving 2,830,976 shares worth $16.2M. The position accounts for 0.02% of the portfolio, ranked #825.

Balyasny Asset Management first reported a position in ANNX in Q4 2022 and has held it in 7 quarters since. The position peaked at $21.5M in Q1 2026. 217 funds tracked by Wall St. Rank hold ANNX as of Q2 2026.

  • Balyasny Asset Management held 2,830,976 shares of Annexon worth $16.2M as of Q2 2026.
  • Balyasny Asset Management sold 1,055,933 Annexon shares in Q2 2026, an estimated $5.84M.
  • Annexon made up 0.02% of Balyasny Asset Management's portfolio in Q2 2026, its #825 holding.
  • Balyasny Asset Management first reported a position in Annexon in Q4 2022 and has held it in 7 quarters since.
  • Balyasny Asset Management's Annexon position peaked at $21.5M in Q1 2026.
  • 217 funds tracked by Wall St. Rank held Annexon as of Q2 2026.

Based on Balyasny Asset Management's 13F filing for Q2 2026, filed 14 Aug 2026.