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Atmus Filtration Technologies Inc.

ATMU
Exchange
NYSE
Industry
Motor Vehicle Parts & Accessories
SEC CIK
0001921963

In the last 90 days, Atmus Filtration Technologies Inc. insiders filed 1 open-market purchase and 1 sale; 335 institutions reported holding it in 13F filings for Q2 2026, worth $4.47B in total; no superinvestor holds it.

Q3 2025 vs. Q2 2025

How the institutions holding Atmus Filtration Technologies Inc. changed between Q2 2025 and Q3 2025.

All holders in Q3 2025All holders in Q2 2025

13F holders of ATMU: Q2 2025 compared with Q3 2025
MeasureQ2 2025Of which not filed for Q3 2025Q3 2025Change
Holders2782291+15
Shares83.4M10.3K82.8M−559.1K (−0.7%)
Value$3.04B$374.9K$3.73B+$695.5M (+22.9%)

2 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (44)

Institutions that held Atmus Filtration Technologies Inc. at the end of Q3 2025 but not at the end of Q2 2025.

Institutions new to ATMU in Q3 2025
InstitutionSharesValue% of portfolio
Port Capital LLC430,460$19.4M0.81%
Panagora Asset Management Inc54,419$2.45M0.01%
SG Americas Securities, LLC32,823$1.48M0.01%
Sandler Capital Management31,135$1.40M0.52%
Aquatic Capital Management LLC28,975$1.31M0.02%
Tudor Investment Corp Et Al28,343$1.28M0.01%
Brevan Howard Capital Management LP21,192$955.5K0.01%
Simplex Trading, LLC16,500$743.0K0.02%
Elo Mutual Pension Insurance Co16,265$733.4K0.01%
Round Rock Advisors, LLC13,458$606.8K0.10%
Chesapeake Capital Corp12,726$573.8K0.51%
Connor, Clark & Lunn Investment Management Ltd.10,984$495.3K0.00%
Perbak Capital Partners LLP9,194$414.6K0.07%
CIBC Bancorp USA Inc.8,906$401.6K0.00%
Capstone Investment Advisors, LLC8,858$399.4K0.00%
Prelude Capital Management, LLC7,561$340.9K0.03%
Public Employees Retirement Association of Colorado6,407$289.0K0.00%
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management5,852$263.9K0.01%
ZWJ Investment Counsel Inc5,569$251.1K0.01%
Ieq Capital, LLC5,348$241.1K0.00%
Mariner, LLC5,156$232.5K0.00%
CI Private Wealth, LLC5,132$231.4K0.00%
Cornerstone Investment Partners, LLC4,842$218.3K0.01%
Jag Capital Management, LLC4,759$214.6K0.02%
State of Alaska, Department of Revenue4,713$212.0K0.00%
State Board of Administration of Florida Retirement System4,690$211.5K0.00%
Advyzon Investment Management, LLC4,522$203.9K0.04%
Brinker Capital Investments, LLC4,447$200.5K0.00%
Group One Trading, L.P.3,878$174.9K0.01%
Walleye Trading LLC1,881$84.8K0.00%
Rockefeller Capital Management L.P.1,240$55.9K0.00%
Advisory Services Network, LLC433$19.5K0.00%
Aster Capital Management (DIFC) Ltd264$11.9K0.01%
Quadrant Capital Group LLC240$10.8K0.00%
Caitong International Asset Management Co., Ltd186$8.39K0.01%
Root Financial Partners, LLC180$8.12K0.00%
GWM Advisors LLC43$1.94K0.00%
JPL Wealth Management, LLC20$9020.00%
Montag A & Associates Inc18$8120.00%
Wealthspire Advisors, LLC12$5410.00%
Essential Partners LLC8$3610.00%
Private Trust Co NA5$2250.00%
Turning Point Benefit Group, Inc.3$1330.00%
Cloud Capital Management, LLC8$00.00%

Sold out (29)

Institutions that held Atmus Filtration Technologies Inc. at the end of Q2 2025 and filed for Q3 2025 without it.

Not filed for Q3 2025 yet (2)

Institutions that held Atmus Filtration Technologies Inc. at the end of Q2 2025 and haven't filed a 13F for Q3 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding ATMU in Q2 2025 that haven't filed for Q3 2025
InstitutionShares, Q2 2025Value, Q2 2025
CIBC World Markets Corp10,294$374.9K
Parkworth Wealth Management, Inc.1$36