JY
ANNX icon

Jeff Yass’s Annexon ANNX Stock Holding History

Jeff Yass’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 		$1.09M Buy
190,200
+136,800
+256% +$756K ﹤0.01% 7990
2026
Q1 		$296K Buy
53,400
+8,600
+19% +$48.4K ﹤0.01% 10888
2025
Q4 		$225K Buy
44,800
+28,700
+178% +$110K ﹤0.01% 10614
2025
Q3 		$49.1K Sell
16,100
-11,300
-41% -$28.1K ﹤0.01% 11866
2025
Q2 		$65.8K Sell
27,400
-3,500
-11% -$7.02K ﹤0.01% 12017
2025
Q1 		$59.6K Sell
30,900
-54,100
-64% -$180K ﹤0.01% 11799
2024
Q4 		$436K Sell
85,000
-28,200
-25% -$174K ﹤0.01% 9011
2024
Q3 		$670K Sell
113,200
-114,000
-50% -$676K ﹤0.01% 7776
2024
Q2 		$1.11M Buy
227,200
+141,400
+165% +$731K ﹤0.01% 6334
2024
Q1 		$615K Buy
85,800
+56,500
+193% +$293K ﹤0.01% 8014
2023
Q4 		$133K Buy
29,300
+13,200
+82% +$32.7K ﹤0.01% 11081
2023
Q3 		$38K Sell
16,100
-119,200
-88% -$361K ﹤0.01% 11406
2023
Q2 		$476K Buy
+135,300
New +$592K ﹤0.01% 8433
2023
Q1 		– Sell
-206,900
Closed -$1.07M – 12502
2022
Q4 		$1.07M Buy
206,900
+2,100
+1% +$11.5K ﹤0.01% 6039
2022
Q3 		$1.27M Buy
204,800
+113,400
+124% +$613K ﹤0.01% 6022
2022
Q2 		$345K Buy
91,400
+78,500
+609% +$240K ﹤0.01% 9191
2022
Q1 		$35K Buy
+12,900
New +$79.4K ﹤0.01% 12452

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

Jeff Yass's ANNX Position: Q2 2026 in Review

Jeff Yass reduced its Annexon (ANNX) stake by 75% in Q2 2026, selling an estimated $659K and leaving 39,394 shares worth $225K. The position accounts for ﹤0.01% of the portfolio, ranked #11693.

Jeff Yass first reported a position in ANNX in Q3 2020 and has held it in 21 quarters since. The position peaked at $1.66M in Q2 2024. 214 funds tracked by Wall St. Rank hold ANNX as of Q2 2026.

  • Jeff Yass held 39,394 shares of Annexon worth $225K as of Q2 2026.
  • Jeff Yass sold 119,246 Annexon shares in Q2 2026, an estimated $659K.
  • Annexon made up ﹤0.01% of Jeff Yass's portfolio in Q2 2026, its #11693 holding.
  • Jeff Yass first reported a position in Annexon in Q3 2020 and has held it in 21 quarters since.
  • Jeff Yass's Annexon position peaked at $1.66M in Q2 2024.
  • 214 funds tracked by Wall St. Rank held Annexon as of Q2 2026.

Based on Susquehanna International Group's 13F filing for Q2 2026, filed 14 Aug 2026.