Millennium Management
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Millennium Management’s Atmus Filtration Technologies ATMU Stock Holding History

Millennium 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 		– Sell
-118,637
Closed -$6.74M – 5842
2026
Q1 		$6.74M Buy
118,637
+840
+0.7% +$49.6K ﹤0.01% 2605
2025
Q4 		$6.11M Sell
117,797
-22,072
-16% -$1.07M ﹤0.01% 2789
2025
Q3 		$6.31M Buy
139,869
+48,312
+53% +$2.03M ﹤0.01% 2891
2025
Q2 		$3.33M Sell
91,557
-128,082
-58% -$4.57M ﹤0.01% 3396
2025
Q1 		$8.07M Buy
219,639
+32,727
+18% +$1.29M ﹤0.01% 2400
2024
Q4 		$7.32M Buy
186,912
+89,107
+91% +$3.62M ﹤0.01% 2462
2024
Q3 		$3.67M Sell
97,805
-180,199
-65% -$5.88M ﹤0.01% 3122
2024
Q2 		$8M Sell
278,004
-62,264
-18% -$1.89M ﹤0.01% 2292
2024
Q1 		$11M Buy
+340,268
New +$8.14M ﹤0.01% 2098
2023
Q3 		– Sell
-101,183
Closed -$2.32M – 6101
2023
Q2 		$2.22M Buy
+101,183
New +$2.12M ﹤0.01% 3380

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

Millennium Management's ATMU Position: Q2 2026 in Review

Millennium Management sold out of Atmus Filtration Technologies (ATMU) in Q2 2026, closing a stake of 118,637 shares — an estimated $6.74M sold.

Millennium Management first reported a position in ATMU in Q2 2023 and held it in 10 quarters. The position peaked at $11M in Q1 2024. 335 funds tracked by Wall St. Rank hold ATMU as of Q2 2026.

  • Millennium Management reported no remaining Atmus Filtration Technologies position as of Q2 2026 after selling out during the quarter.
  • Millennium Management sold 118,637 Atmus Filtration Technologies shares in Q2 2026, an estimated $6.74M.
  • Millennium Management first reported a position in Atmus Filtration Technologies in Q2 2023 and held it in 10 quarters.
  • Millennium Management's Atmus Filtration Technologies position peaked at $11M in Q1 2024.
  • 335 funds tracked by Wall St. Rank held Atmus Filtration Technologies as of Q2 2026.

Based on Millennium Management's 13F filing for Q2 2026, filed 14 Aug 2026.