Group One Trading’s Acadian Asset Management AAMI Stock Holding History

Group One Trading’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
2026 Q1	$9.9K	Sell	182 -450	-71%	-$23.7K	﹤0.01%	6380
2025 Q4	$29.7K	Buy	+632	New	+$29.1K	﹤0.01%	6030
2024 Q3	–	Sell	-400	Closed	-$8.87K	–	7508
2024 Q2	$8.87K	Buy	+400	New	+$9.03K	﹤0.01%	5691
2022 Q3	–	Sell	-7,354	Closed	-$132K	–	8389
2022 Q2	$132K	Sell	7,354 -11,285	-61%	-$231K	﹤0.01%	4715
2022 Q1	$452K	Buy	18,639 +15,102	+427%	+$359K	﹤0.01%	3919
2021 Q4	$91K	Buy	3,537 +2,089	+144%	+$58.8K	﹤0.01%	5818
2021 Q3	$38K	Sell	1,448 -3,612	-71%	-$93K	﹤0.01%	6760
2021 Q2	$119K	Sell	5,060 -5,885	-54%	-$134K	﹤0.01%	5793
2021 Q1	$223K	Buy	+10,945	New	+$216K	﹤0.01%	4911

Other funds holding AAMI

Paulson & Co New York $3.11B AUM 94.93% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

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 Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

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 London, United Kingdom $14.3B AUM 19.8% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Group One Trading's AAMI Position: Q1 2026 in Review

Group One Trading reduced its Acadian Asset Management (AAMI) stake by 71% in Q1 2026, selling an estimated $23.7K and leaving 182 shares worth $9.9K. The position accounts for ﹤0.01% of the portfolio, ranked #6380.

Group One Trading first reported a position in AAMI in Q1 2021 and has held it in 9 quarters since. The position peaked at $452K in Q1 2022. 257 funds tracked by Wall St. Rank hold AAMI as of Q1 2026.

Group One Trading held 182 shares of Acadian Asset Management worth $9.9K as of Q1 2026.
Group One Trading sold 450 Acadian Asset Management shares in Q1 2026, an estimated $23.7K.
Acadian Asset Management made up ﹤0.01% of Group One Trading's portfolio in Q1 2026, its #6380 holding.
Group One Trading first reported a position in Acadian Asset Management in Q1 2021 and has held it in 9 quarters since.
Group One Trading's Acadian Asset Management position peaked at $452K in Q1 2022.
257 funds tracked by Wall St. Rank held Acadian Asset Management as of Q1 2026.

Based on Group One Trading's 13F filing for Q1 2026, filed 13 May 2026.