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

OP 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 		$6.95M Buy
122,340
+84,992
+228% +$5.02M 0.07% 192
2025
Q4 		$1.94M Buy
37,348
+18,604
+99% +$901K 0.02% 447
2025
Q3 		$845K Hold
18,744
– – 0.01% 626
2025
Q2 		$683K Buy
18,744
+6,106
+48% +$218K 0.01% 646
2025
Q1 		$464K Buy
+12,638
New +$499K 0.01% 688

Other funds holding ATMU

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
T. Rowe Price Associates
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
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
First Trust Advisors
First Trust Advisors Wheaton, Illinois $140B AUM 27.84% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

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

OP Asset Management increased its Atmus Filtration Technologies (ATMU) stake by 228% in Q1 2026, buying an estimated $5.02M and bringing the position to 122,340 shares worth $6.95M. The position accounts for 0.07% of the portfolio, ranked #192.

OP Asset Management first reported a position in ATMU in Q1 2025 and has held it in 5 quarters since. 351 funds tracked by Wall St. Rank hold ATMU as of Q1 2026.

  • OP Asset Management held 122,340 shares of Atmus Filtration Technologies worth $6.95M as of Q1 2026.
  • OP Asset Management bought 84,992 Atmus Filtration Technologies shares in Q1 2026, an estimated $5.02M.
  • Atmus Filtration Technologies made up 0.07% of OP Asset Management's portfolio in Q1 2026, its #192 holding.
  • OP Asset Management first reported a position in Atmus Filtration Technologies in Q1 2025 and has held it in 5 quarters since.
  • 351 funds tracked by Wall St. Rank held Atmus Filtration Technologies as of Q1 2026.

Based on OP Asset Management's 13F filing for Q1 2026, filed 9 Apr 2026.