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Cornerstone Wealth Management’s Atmus Filtration Technologies ATMU Stock Holding History

Cornerstone Wealth 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 		$276K Sell
5,417
-728
-12% -$39.5K 0.01% 630
2026
Q1 		$349K Sell
6,145
-292
-5% -$17.3K 0.02% 536
2025
Q4 		$334K Sell
6,437
-1,245
-16% -$60.3K 0.02% 512
2025
Q3 		$346K Sell
7,682
-723
-9% -$30.3K 0.02% 498
2025
Q2 		$306K Sell
8,405
-13
-0.2% -$464 0.02% 506
2025
Q1 		$309K Buy
8,418
+2
+0% +$79 0.02% 468
2024
Q4 		$330K Sell
8,416
-259
-3% -$10.5K 0.02% 440
2024
Q3 		$326K Sell
8,675
-1,809
-17% -$59K 0.02% 440
2024
Q2 		$302K Sell
10,484
-772
-7% -$23.4K 0.02% 433
2024
Q1 		$363K Buy
+11,256
New +$269K 0.03% 391

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

Cornerstone Wealth Management's ATMU Position: Q2 2026 in Review

Cornerstone Wealth Management reduced its Atmus Filtration Technologies (ATMU) stake by 12% in Q2 2026, selling an estimated $39.5K and leaving 5,417 shares worth $276K. The position accounts for 0.01% of the portfolio, ranked #630.

Cornerstone Wealth Management first reported a position in ATMU in Q1 2024 and has held it in 10 quarters since. The position peaked at $363K in Q1 2024. 336 funds tracked by Wall St. Rank hold ATMU as of Q2 2026.

  • Cornerstone Wealth Management held 5,417 shares of Atmus Filtration Technologies worth $276K as of Q2 2026.
  • Cornerstone Wealth Management sold 728 Atmus Filtration Technologies shares in Q2 2026, an estimated $39.5K.
  • Atmus Filtration Technologies made up 0.01% of Cornerstone Wealth Management's portfolio in Q2 2026, its #630 holding.
  • Cornerstone Wealth Management first reported a position in Atmus Filtration Technologies in Q1 2024 and has held it in 10 quarters since.
  • Cornerstone Wealth Management's Atmus Filtration Technologies position peaked at $363K in Q1 2024.
  • 336 funds tracked by Wall St. Rank held Atmus Filtration Technologies as of Q2 2026.

Based on Cornerstone Wealth Management's 13F filing for Q2 2026, filed 22 Jul 2026.