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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, Q2 2026

Institutional positions in Atmus Filtration Technologies Inc. as of Jun 30, 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
335
−12 vs. Q1 2026
Shares held
87.6M
+5.57M (+6.8%) vs. Q1 2026
Total value
$4.47B
−$191.5M (−4.1%) vs. Q1 2026
New holders
59
120 more added
Sold out
71
106 more reduced

4 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: 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 holdersQ2 2026: 335 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 heldQ2 2026: $4.47B
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, Q2 2026

Shares, value and share of portfolio for each institution holding Atmus Filtration Technologies Inc.; share changes are against Q1 2026.

Institutions holding ATMU in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
CFG Wealth Management Services, Inc.0$00.00%−45−100.0%Sold out
JPL Wealth Management, LLC0$00.00%−20−100.0%Sold out
Bell Investment Advisors, Inc0$00.00%−11−100.0%Sold out
Vermillion Wealth Management, Inc.0$00.00%−6−100.0%Sold out
Harbour Investments, Inc.0$00.00%−5−100.0%Sold out
True Wealth Design, LLC0$00.00%−4−100.0%Sold out
Janus Henderson Group PLC––––Not filed
Skopos Labs, Inc.––––Not filed
CWM, LLC––––Not filed
Sapience Investments, LLC––––Not filed