PP
ATMU icon

PDT Partners’s Atmus Filtration Technologies ATMU Stock Holding History

PDT Partners’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 		– Sell
-45,616
Closed -$2.59M – 505
2026
Q1 		$2.59M Hold
45,616
– – 0.15% 207
2025
Q4 		$2.37M Sell
45,616
-2,500
-5% -$121K 0.15% 222
2025
Q3 		$2.17M Sell
48,116
-69,854
-59% -$2.93M 0.14% 242
2025
Q2 		$4.3M Buy
117,970
+17,616
+18% +$628K 0.24% 142
2025
Q1 		$3.69M Buy
100,354
+25,613
+34% +$1.01M 0.26% 121
2024
Q4 		$2.93M Sell
74,741
-27
-0% -$1.1K 0.26% 127
2024
Q3 		$2.81M Sell
74,768
-18,909
-20% -$617K 0.25% 132
2024
Q2 		$2.7M Buy
+93,677
New +$2.84M 0.26% 132
2024
Q1 		– Sell
-24,917
Closed -$585K – 624
2023
Q4 		$585K Buy
+24,917
New +$534K 0.06% 378

Other funds holding ATMU

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Neuberger Berman Group
Neuberger Berman Group New York $150B AUM 40.08% 1-Year Est. Return

PDT Partners's ATMU Position: Q2 2026 in Review

PDT Partners sold out of Atmus Filtration Technologies (ATMU) in Q2 2026, closing a stake of 45,616 shares — an estimated $2.59M sold.

PDT Partners first reported a position in ATMU in Q4 2023 and held it in 9 quarters. The position peaked at $4.3M in Q2 2025. 335 funds tracked by Wall St. Rank hold ATMU as of Q2 2026.

  • PDT Partners reported no remaining Atmus Filtration Technologies position as of Q2 2026 after selling out during the quarter.
  • PDT Partners sold 45,616 Atmus Filtration Technologies shares in Q2 2026, an estimated $2.59M.
  • PDT Partners first reported a position in Atmus Filtration Technologies in Q4 2023 and held it in 9 quarters.
  • PDT Partners's Atmus Filtration Technologies position peaked at $4.3M in Q2 2025.
  • 335 funds tracked by Wall St. Rank held Atmus Filtration Technologies as of Q2 2026.

Based on PDT Partners's 13F filing for Q2 2026, filed 14 Aug 2026.