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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.

13F holders, Q1 2026

Institutional positions in Atmus Filtration Technologies Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
351
+46 vs. Q4 2025
Shares held
83.6M
+8.13M (+10.8%) vs. Q4 2025
Total value
$4.75B
+$829.5M (+21.2%) vs. Q4 2025
New holders
72
126 more added
Sold out
26
103 more reduced

7 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting ATMU on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2026: 351 institutions
Q1 2021: 0 institutionsQ2 2021: 0 institutionsQ3 2021: 0 institutionsQ4 2021: 0 institutionsQ1 2022: 0 institutionsQ2 2022: 0 institutionsQ3 2022: 0 institutionsQ4 2022: 0 institutionsQ1 2023: 0 institutionsQ2 2023: 67 institutionsQ3 2023: 82 institutionsQ4 2023: 93 institutionsQ1 2024: 230 institutionsQ2 2024: 237 institutionsQ3 2024: 281 institutionsQ4 2024: 287 institutionsQ1 2025: 277 institutionsQ2 2025: 278 institutionsQ3 2025: 291 institutionsQ4 2025: 312 institutionsQ1 2026: 351 institutionsQ2 2026: 335 institutions
Value heldQ1 2026: $4.75B
Q1 2021: $0Q2 2021: $0Q3 2021: $0Q4 2021: $0Q1 2022: $0Q2 2022: $0Q3 2022: $0Q4 2022: $0Q1 2023: $0Q2 2023: $386.1MQ3 2023: $472.4MQ4 2023: $640.4MQ1 2024: $2.82BQ2 2024: $2.53BQ3 2024: $3.15BQ4 2024: $3.28BQ1 2025: $3.06BQ2 2025: $3.04BQ3 2025: $3.73BQ4 2025: $4.34BQ1 2026: $4.75BQ2 2026: $4.47B
Institutions holding ATMU and their total value by quarter
QuarterHoldersValue
Q2 2026335$4.47B
Q1 2026351$4.75B
Q4 2025312$4.34B
Q3 2025291$3.73B
Q2 2025278$3.04B
Q1 2025277$3.06B
Q4 2024287$3.28B
Q3 2024281$3.15B
Q2 2024237$2.53B
Q1 2024230$2.82B
Q4 202393$640.4M
Q3 202382$472.4M
Q2 202367$386.1M
Q1 20230$0
Q4 20220$0
Q3 20220$0
Q2 20220$0
Q1 20220$0
Q4 20210$0
Q3 20210$0
Q2 20210$0
Q1 20210$0

Institutions, Q1 2026

Shares, value and share of portfolio for each institution holding Atmus Filtration Technologies Inc.; share changes are against Q4 2025.

Institutions holding ATMU in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Quantbot Technologies LP77,682$4.41M0.18%+76,719+7,966.7%Added
Squarepoint Ops LLC77,268$4.39M0.01%+77,268New
Voya Investment Management LLC76,193$4.33M0.00%−7,319−8.8%Reduced
Thrivent Financial for Lutherans75,827$4.30M0.01%−98,017−56.4%Reduced
Marathon Partners Equity Management, LLC75,000$4.26M4.86%−5,000−6.3%Reduced
Canada Pension Plan Investment Board73,700$4.18M0.00%+300+0.4%Added
Legal & General Group Plc70,679$4.01M0.00%−14,997−17.5%Reduced
BNP Paribas Arbitrage, SA69,302$3.93M0.00%+1,500+2.2%Added
EAM Investors, LLC66,780$3.79M0.44%+66,780New
BNP PARIBAS ASSET MANAGEMENT Holding S.A.66,321$3.77M0.00%+50,872+329.3%Added
Brevan Howard Capital Management LP62,243$3.53M0.04%+62,243New
Voleon Capital Management LP61,608$3.50M0.08%+26,134+73.7%Added
Vanguard Asset Management, Ltd56,038$3.18M0.00%+56,038New
TD Asset Management Inc53,714$3.05M0.00%−1,238−2.3%Reduced
Riverwater Partners LLC53,145$3.02M1.01%+2,388+4.7%Added
Capital Fund Management S.A.52,044$2.95M0.03%+34,205+191.7%Added
Zacks Investment Management51,966$2.95M0.02%+51,966New
EFG International AG51,360$2.92M0.06%+51,360New
Fifth Third Bancorp49,174$2.79M0.01%+49,174New
Wesbanco Bank Inc48,400$2.75M0.08%00.0%Unchanged
Public Employees Retirement System of Ohio48,190$2.74M0.01%−3,447−6.7%Reduced
Citigroup Inc47,871$2.72M0.00%−8,168−14.6%Reduced
PDT Partners, LLC45,616$2.59M0.15%00.0%Unchanged
MetLife Investment Management44,832$2.55M0.01%−1,822−3.9%Reduced
CWA Asset Management Group, LLC43,966$2.50M0.09%+43,966New
Jain Global LLC43,795$2.49M0.03%−18,475−29.7%Reduced
Magnetar Financial LLC43,739$2.48M0.03%−1,390−3.1%Reduced
Fieldview Capital Management, LLC43,682$2.48M0.72%+20,290+86.7%Added
Renaissance Capital LLC38,890$2.47M1.79%+38,890New
Envestnet Asset Management Inc43,079$2.45M0.00%+7,144+19.9%Added
Engineers Gate Manager LP43,061$2.44M0.03%−8,949−17.2%Reduced
Lazard Asset Management LLC41,165$2.34M0.00%−30,938−42.9%Reduced
Royal Bank of Canada40,952$2.32M0.00%−15,129−27.0%Reduced
Knights of Columbus Asset Advisors LLC40,927$2.32M0.13%+15,710+62.3%Added
Aquatic Capital Management LLC40,897$2.32M0.07%+15,937+63.9%Added
Zurcher Kantonalbank (Zurich Cantonalbank)39,749$2.26M0.00%+13,311+50.3%Added
State of New Jersey Common Pension Fund D39,365$2.23M0.01%−7,260−15.6%Reduced
HSBC Holdings PLC39,396$2.22M0.00%+14,531+58.4%Added
Mirae Asset Global ETFs Holdings Ltd.38,581$2.19M0.00%−204−0.5%Reduced
Gabelli Funds LLC38,500$2.19M0.01%+9,000+30.5%Added
Handelsbanken Fonder AB38,300$2.17M0.01%+6,400+20.1%Added
Convergence Investment Partners, LLC37,691$2.14M0.35%+37,691New
Teachers Retirement System of the State of Kentucky36,771$2.09M0.02%−2,015−5.2%Reduced
Turas Capital Management LP35,900$2.04M0.52%+35,900New
Vanguard Global Advisers, LLC35,320$2.01M0.00%+35,320New
Prescott Group Capital Management, L.L.C.30,000$1.70M0.17%00.0%Unchanged
Bridgeway Capital Management, LLC30,000$1.70M0.03%+30,000New
Jackson Creek Investment Advisors LLC29,444$1.67M0.49%+29,444New
Integrated Quantitative Investments LLC29,260$1.66M0.30%+19,702+206.1%Added
Cambiar Investors LLC28,917$1.64M0.08%−4,000−12.2%Reduced
HRT Financial LP28,913$1.64M0.00%−77,060−72.7%Reduced
Quadrature Capital Ltd28,426$1.61M0.02%+28,426New
Fox Run Management, L.L.C.28,935$1.59M0.28%+28,935New
Universal- Beteiligungs- und Servicegesellschaft mbH27,213$1.54M0.00%−40,080−59.6%Reduced
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main26,645$1.51M0.00%+5,645+26.9%Added
Charter Oak Advisors LP26,464$1.50M0.91%−40,000−60.2%Reduced
Creative Planning26,356$1.50M0.00%+10,482+66.0%Added
Intech Investment Management LLC25,175$1.43M0.01%−15,809−38.6%Reduced
Gallo Partners, LP24,846$1.41M2.70%+24,846New
Graham Capital Management, L.P.22,968$1.30M0.04%+22,968New
Arizona State Retirement System22,392$1.27M0.01%−576−2.5%Reduced
Cerity Partners LLC22,315$1.27M0.00%+1,345+6.4%Added
Police & Firemen's Retirement System of New Jersey22,183$1.26M0.01%+56+0.3%Added
United Capital Financial Advisers, LLC20,402$1.16M0.01%−731−3.5%Reduced
KLP Kapitalforvaltning AS20,400$1.16M0.00%+500+2.5%Added
Vanguard Investments Australia, Ltd.19,335$1.10M0.00%+19,335New
Capstone Investment Advisors, LLC19,142$1.09M0.01%+1,537+8.7%Added
Renaissance Technologies LLC18,700$1.06M0.00%−28,700−60.5%Reduced
SG Americas Securities, LLC18,359$1.04M0.00%−25,998−58.6%Reduced
HITE Hedge Asset Management LLC18,313$1.04M0.06%+18,313New
Mirabella Financial Services LLP18,125$1.03M0.10%+12,086+200.1%Added
Anchor Capital Advisors LLC18,025$1.02M0.03%−69−0.4%Reduced
Glenmede Trust Co NA17,259$979.8K0.00%+724+4.4%Added
Y-Intercept (Hong Kong) Ltd16,578$941.1K0.02%−29,760−64.2%Reduced
State of Wyoming16,354$928.4K0.11%−7,136−30.4%Reduced
Atom Investors LP16,254$922.7K0.07%+16,254New
XTX Topco Ltd15,848$899.7K0.02%+898+6.0%Added
Vident Advisory, LLC15,524$881.3K0.01%+15,524New
Jump Financial, LLC14,809$840.7K0.01%−59,418−80.0%Reduced
DekaBank Deutsche Girozentrale14,256$808.0K0.00%00.0%Unchanged
Quantinno Capital Management LP14,127$802.0K0.00%+5,811+69.9%Added
LPL Financial LLC13,243$751.8K0.00%−1,622−10.9%Reduced
Chesapeake Capital Corp12,726$722.5K0.52%00.0%Unchanged
nVerses Capital, LLC12,615$716.2K0.65%+12,615New
Pictet Asset Management Holding SA12,548$712.4K0.00%−858−6.4%Reduced
Weiss Asset Management LP12,506$710.0K0.01%+12,506New
Round Rock Advisors, LLC12,478$708.4K0.11%−1,004−7.4%Reduced
ProShare Advisors LLC11,940$677.8K0.00%−3,330−21.8%Reduced
Federation des caisses Desjardins du Quebec11,857$673.1K0.00%−5,473−31.6%Reduced
O'Shaughnessy Asset Management, LLC11,775$668.5K0.00%+360+3.2%Added
Diversified Trust Co11,549$655.6K0.01%+5,748+99.1%Added
STRS Ohio11,400$647.2K0.00%+6,400+128.0%Added
Skopos Labs, Inc.11,194$635.5K0.02%+2,730+32.3%Added
Pathstone Holdings, LLC10,755$610.6K0.00%+1,571+17.1%Added
Legato Capital Management LLC10,483$595.1K0.05%+2,030+24.0%Added
Okabena Investment Services Inc10,339$586.9K0.11%−289−2.7%Reduced
Tocqueville Asset Management L.P.9,501$539.4K0.01%00.0%Unchanged
Susquehanna Fundamental Investments, LLC9,070$514.9K0.02%+9,070New
Jones Financial Companies LLLP8,825$512.5K0.00%+8,371+1,843.8%Added
Advyzon Investment Management, LLC8,760$497.3K0.04%+3,743+74.6%Added