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 Q2	$326K	Sell	6,396 -1,602	-20%	-$87K	﹤0.01%	974
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 $6.73T AUM 46.02% 1-Year Est. Return

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

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

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

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

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.38T AUM 44.17% 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

Neuberger Berman Group New York $150B AUM 40.08% 1-Year Est. Return

Oppenheimer Asset Management's ATMU Position: Q2 2026 in Review

Oppenheimer Asset Management reduced its Atmus Filtration Technologies (ATMU) stake by 20% in Q2 2026, selling an estimated $87K and leaving 6,396 shares worth $326K. The position accounts for ﹤0.01% of the portfolio, ranked #974.

Oppenheimer Asset Management first reported a position in ATMU in Q2 2024 and has held it in 9 quarters since. The position peaked at $659K in Q4 2025. 335 funds tracked by Wall St. Rank hold ATMU as of Q2 2026.

Oppenheimer Asset Management held 6,396 shares of Atmus Filtration Technologies worth $326K as of Q2 2026.
Oppenheimer Asset Management sold 1,602 Atmus Filtration Technologies shares in Q2 2026, an estimated $87K.
Atmus Filtration Technologies made up ﹤0.01% of Oppenheimer Asset Management's portfolio in Q2 2026, its #974 holding.
Oppenheimer Asset Management first reported a position in Atmus Filtration Technologies in Q2 2024 and has held it in 9 quarters since.
Oppenheimer Asset Management's Atmus Filtration Technologies position peaked at $659K in Q4 2025.
335 funds tracked by Wall St. Rank held Atmus Filtration Technologies as of Q2 2026.

Based on Oppenheimer Asset Management's 13F filing for Q2 2026, filed 3 Aug 2026.