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	-5,800	Closed	-$301K	–	7617
2025 Q4	$301K	Sell	5,800 -200	-3%	-$9.68K	﹤0.01%	4009
2025 Q3	$271K	Sell	6,000 -4,500	-43%	-$189K	﹤0.01%	4346
2025 Q2	$382K	Sell	10,500 -54,300	-84%	-$1.94M	﹤0.01%	3693
2025 Q1	$2.38M	Buy	64,800 +4,200	+7%	+$166K	0.01%	1670
2024 Q4	$2.37M	Buy	60,600 +2,700	+5%	+$110K	0.01%	1764
2024 Q3	$2.17M	Buy	57,900 +41,600	+255%	+$1.36M	0.01%	1651
2024 Q2	$469K	Sell	16,300 -83,200	-84%	-$2.52M	﹤0.01%	2619
2024 Q1	$3.21M	Sell	99,500 -37,200	-27%	-$890K	0.01%	1143
2023 Q4	$3.21M	Buy	+136,700	New	+$2.93M	0.01%	1476

Other funds holding ATMU

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

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

First Trust Advisors Wheaton, Illinois $140B AUM 27.84% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 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.