Jane Street
AAMI

Jane Street’s Acadian Asset Management AAMI Stock Holding History

Jane Street’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
-40,000
Closed -$1.93M – 12776
2025
Q3 		$1.93M Buy
+40,000
New +$1.78M ﹤0.01% 5014
2021
Q2 		– Sell
-19,100
Closed -$389K – 10544
2021
Q1 		$389K Buy
+19,100
New +$376K ﹤0.01% 7253

Other funds holding AAMI

PC
Paulson & Co New York $3.11B AUM 94.93% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Jennison Associates
Jennison Associates New York $167B AUM 44.17% 1-Year Est. Return
ECP
Empyrean Capital Partners Los Angeles, California $3.07B AUM 34.24% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Impax Asset Management Group
Impax Asset Management Group London, United Kingdom $14.3B AUM 19.8% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Jane Street's AAMI Position: Q1 2026 in Review

Jane Street opened a new position in Acadian Asset Management (AAMI) in Q1 2026: 31,897 shares worth $1.74M. The stake represents ﹤0.01% of the portfolio and ranks #5362 among its holdings. This is a return to the name: Jane Street previously reported a position in AAMI as recently as Q3 2025.

Jane Street first reported a position in AAMI in Q4 2017 and has held it in 23 quarters since. The position peaked at $7.39M in Q3 2025. 257 funds tracked by Wall St. Rank hold AAMI as of Q1 2026.

  • Jane Street held 31,897 shares of Acadian Asset Management worth $1.74M as of Q1 2026.
  • Acadian Asset Management was a new Jane Street position in Q1 2026.
  • Acadian Asset Management made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #5362 holding.
  • Jane Street first reported a position in Acadian Asset Management in Q4 2017 and has held it in 23 quarters since.
  • Jane Street's Acadian Asset Management position peaked at $7.39M in Q3 2025.
  • 257 funds tracked by Wall St. Rank held Acadian Asset Management as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.