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
2022
Q2 		– Sell
-8,800
Closed -$213K – 14140
2022
Q1 		$213K Sell
8,800
-20,900
-70% -$497K ﹤0.01% 11094
2021
Q4 		$760K Buy
29,700
+18,900
+175% +$532K ﹤0.01% 8021
2021
Q3 		$282K Sell
10,800
-2,700
-20% -$69.5K ﹤0.01% 10741
2021
Q2 		$316K Buy
13,500
+600
+5% +$13.7K ﹤0.01% 10669
2021
Q1 		$263K Buy
+12,900
New +$254K ﹤0.01% 10882

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.