Group One Trading’s Atmus Filtration Technologies ATMU Stock Holding History

Group One Trading’s Portfolio ATMU Stock Details ATMU Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-2,378	Closed	-$123K	–	7618
2025 Q4	$123K	Sell	2,378 -1,500	-39%	-$72.6K	﹤0.01%	4822
2025 Q3	$175K	Buy	+3,878	New	+$163K	﹤0.01%	4809
2024 Q3	–	Sell	-10,812	Closed	-$353K	–	6619
2024 Q2	$311K	Sell	10,812 -40,399	-79%	-$1.23M	﹤0.01%	3006
2024 Q1	$1.65M	Buy	+51,211	New	+$1.23M	0.01%	1642

Other funds holding ATMU

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

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return

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

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

Group One Trading sold out of Atmus Filtration Technologies (ATMU) in Q1 2026, closing a stake of 2,378 shares — an estimated $123K sold.

Group One Trading first reported a position in ATMU in Q1 2024 and held it in 4 quarters. The position peaked at $1.65M in Q1 2024. 351 funds tracked by Wall St. Rank hold ATMU as of Q1 2026.

Group One Trading reported no remaining Atmus Filtration Technologies position as of Q1 2026 after selling out during the quarter.
Group One Trading sold 2,378 Atmus Filtration Technologies shares in Q1 2026, an estimated $123K.
Group One Trading first reported a position in Atmus Filtration Technologies in Q1 2024 and held it in 4 quarters.
Group One Trading's Atmus Filtration Technologies position peaked at $1.65M in Q1 2024.
351 funds tracked by Wall St. Rank held Atmus Filtration Technologies as of Q1 2026.

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