JY
AAMI

Jeff Yass’s Acadian Asset Management AAMI Stock Holding History

Jeff Yass’s Portfolio AAMI Stock Details AAMI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-44,400
Closed -$2.14M – 13968
2025
Q3 		$2.14M Buy
+44,400
New +$1.98M ﹤0.01% 5631
2024
Q4 		– Sell
-12,600
Closed -$320K – 13471
2024
Q3 		$320K Sell
12,600
-15,000
-54% -$360K ﹤0.01% 9467
2024
Q2 		$612K Sell
27,600
-34,900
-56% -$788K ﹤0.01% 7775
2024
Q1 		$1.43M Buy
62,500
+34,000
+119% +$733K ﹤0.01% 6120
2023
Q4 		$546K Buy
28,500
+14,800
+108% +$261K ﹤0.01% 8445
2023
Q3 		$266K Buy
+13,700
New +$283K ﹤0.01% 9626
2023
Q1 		– Sell
-12,300
Closed -$253K – 13653
2022
Q4 		$253K Sell
12,300
-6,100
-33% -$115K ﹤0.01% 9516
2022
Q3 		$274K Sell
18,400
-26,300
-59% -$472K ﹤0.01% 10027
2022
Q2 		$805K Sell
44,700
-34,000
-43% -$696K ﹤0.01% 7055
2022
Q1 		$1.91M Sell
78,700
-55,700
-41% -$1.32M ﹤0.01% 5586
2021
Q4 		$3.44M Buy
134,400
+102,800
+325% +$2.89M ﹤0.01% 4407
2021
Q3 		$826K Sell
31,600
-2,200
-7% -$56.7K ﹤0.01% 8056
2021
Q2 		$792K Buy
33,800
+18,700
+124% +$426K ﹤0.01% 8403
2021
Q1 		$308K Buy
+15,100
New +$298K ﹤0.01% 10539

Other funds holding AAMI

PC
Paulson & Co New York $2.58B AUM 68.51% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Jennison Associates
Jennison Associates New York $167B AUM 44.17% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
ECP
Empyrean Capital Partners Los Angeles, California $3.03B AUM 47.81% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
WP
Woodline Partners San Francisco, California $32.4B AUM 58.5% 1-Year Est. Return

Jeff Yass's AAMI Position: Q2 2026 in Review

Jeff Yass reduced its Acadian Asset Management (AAMI) stake by 11% in Q2 2026, selling an estimated $95.9K and leaving 11,132 shares worth $796K. The position accounts for ﹤0.01% of the portfolio, ranked #8798.

Jeff Yass first reported a position in AAMI in Q4 2014 and has held it in 34 quarters since. The position peaked at $3.25M in Q1 2022. 299 funds tracked by Wall St. Rank hold AAMI as of Q2 2026.

  • Jeff Yass held 11,132 shares of Acadian Asset Management worth $796K as of Q2 2026.
  • Jeff Yass sold 1,376 Acadian Asset Management shares in Q2 2026, an estimated $95.9K.
  • Acadian Asset Management made up ﹤0.01% of Jeff Yass's portfolio in Q2 2026, its #8798 holding.
  • Jeff Yass first reported a position in Acadian Asset Management in Q4 2014 and has held it in 34 quarters since.
  • Jeff Yass's Acadian Asset Management position peaked at $3.25M in Q1 2022.
  • 299 funds tracked by Wall St. Rank held Acadian Asset Management as of Q2 2026.

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