Loomis, Sayles & Company
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Loomis, Sayles & Company’s Atmus Filtration Technologies ATMU Stock Holding History

Loomis, Sayles & Company’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 		$14.7M Sell
288,585
-3,781
-1% -$205K 0.02% 316
2026
Q1 		$16.6M Sell
292,366
-59,621
-17% -$3.52M 0.02% 266
2025
Q4 		$18.3M Sell
351,987
-13,836
-4% -$670K 0.02% 253
2025
Q3 		$16.5M Buy
365,823
+15,770
+5% +$662K 0.02% 268
2025
Q2 		$12.7M Sell
350,053
-1,633
-0.5% -$58.3K 0.02% 325
2025
Q1 		$12.9M Sell
351,686
-10,542
-3% -$416K 0.02% 309
2024
Q4 		$14.2M Hold
362,228
– – 0.02% 314
2024
Q3 		$13.6M Sell
362,228
-14,185
-4% -$463K 0.02% 312
2024
Q2 		$10.8M Buy
376,413
+2,320
+0.6% +$70.4K 0.01% 346
2024
Q1 		$12.1M Buy
+374,093
New +$8.95M 0.02% 331

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

Loomis, Sayles & Company's ATMU Position: Q2 2026 in Review

Loomis, Sayles & Company reduced its Atmus Filtration Technologies (ATMU) stake by 1.3% in Q2 2026, selling an estimated $205K and leaving 288,585 shares worth $14.7M. The position accounts for 0.02% of the portfolio, ranked #316.

Loomis, Sayles & Company first reported a position in ATMU in Q1 2024 and has held it in 10 quarters since. The position peaked at $18.3M in Q4 2025. 335 funds tracked by Wall St. Rank hold ATMU as of Q2 2026.

  • Loomis, Sayles & Company held 288,585 shares of Atmus Filtration Technologies worth $14.7M as of Q2 2026.
  • Loomis, Sayles & Company sold 3,781 Atmus Filtration Technologies shares in Q2 2026, an estimated $205K.
  • Atmus Filtration Technologies made up 0.02% of Loomis, Sayles & Company's portfolio in Q2 2026, its #316 holding.
  • Loomis, Sayles & Company first reported a position in Atmus Filtration Technologies in Q1 2024 and has held it in 10 quarters since.
  • Loomis, Sayles & Company's Atmus Filtration Technologies position peaked at $18.3M in Q4 2025.
  • 335 funds tracked by Wall St. Rank held Atmus Filtration Technologies as of Q2 2026.

Based on Loomis, Sayles & Company's 13F filing for Q2 2026, filed 14 Aug 2026.