Oppenheimer Asset Management’s Atmus Filtration Technologies ATMU Stock Holding History

Oppenheimer Asset Management’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	$454K	Sell	7,998 -4,702	-37%	-$278K	0.01%	890
2025 Q4	$659K	Sell	12,700 -185	-1%	-$8.96K	0.01%	764
2025 Q3	$581K	Sell	12,885 -312	-2%	-$13.1K	0.01%	873
2025 Q2	$481K	Sell	13,197 -388	-3%	-$13.8K	0.01%	892
2025 Q1	$499K	Buy	13,585 +1,482	+12%	+$58.5K	0.01%	856
2024 Q4	$474K	Sell	12,103 -92	-0.8%	-$3.73K	0.01%	871
2024 Q3	$458K	Buy	12,195 +4,534	+59%	+$148K	0.01%	899
2024 Q2	$220K	Buy	+7,661	New	+$232K	﹤0.01%	1053

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

Oppenheimer Asset Management's ATMU Position: Q1 2026 in Review

Oppenheimer Asset Management reduced its Atmus Filtration Technologies (ATMU) stake by 37% in Q1 2026, selling an estimated $278K and leaving 7,998 shares worth $454K. The position accounts for 0.01% of the portfolio, ranked #890.

Oppenheimer Asset Management first reported a position in ATMU in Q2 2024 and has held it in 8 quarters since. The position peaked at $659K in Q4 2025. 351 funds tracked by Wall St. Rank hold ATMU as of Q1 2026.

Oppenheimer Asset Management held 7,998 shares of Atmus Filtration Technologies worth $454K as of Q1 2026.
Oppenheimer Asset Management sold 4,702 Atmus Filtration Technologies shares in Q1 2026, an estimated $278K.
Atmus Filtration Technologies made up 0.01% of Oppenheimer Asset Management's portfolio in Q1 2026, its #890 holding.
Oppenheimer Asset Management first reported a position in Atmus Filtration Technologies in Q2 2024 and has held it in 8 quarters since.
Oppenheimer Asset Management's Atmus Filtration Technologies position peaked at $659K in Q4 2025.
351 funds tracked by Wall St. Rank held Atmus Filtration Technologies as of Q1 2026.

Based on Oppenheimer Asset Management's 13F filing for Q1 2026, filed 24 Apr 2026.