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, Q3 2025
Institutional positions in Atmus Filtration Technologies Inc. as of Sep 30, 2025. 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
- 291
- +15 vs. Q2 2025
- Shares held
- 82.8M
- −559.1K (−0.7%) vs. Q2 2025
- Total value
- $3.73B
- +$695.5M (+22.9%) vs. Q2 2025
- New holders
- 44
- 85 more added
- Sold out
- 29
- 118 more reduced
2 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 335 | $4.47B |
| Q1 2026 | 351 | $4.75B |
| Q4 2025 | 312 | $4.34B |
| Q3 2025 | 291 | $3.73B |
| Q2 2025 | 278 | $3.04B |
| Q1 2025 | 277 | $3.06B |
| Q4 2024 | 287 | $3.28B |
| Q3 2024 | 281 | $3.15B |
| Q2 2024 | 237 | $2.53B |
| Q1 2024 | 230 | $2.82B |
| Q4 2023 | 93 | $640.4M |
| Q3 2023 | 82 | $472.4M |
| Q2 2023 | 67 | $386.1M |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding Atmus Filtration Technologies Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Freestone Grove Partners LP | 0 | $0 | 0.00% | −18,471−100.0% | Sold out |
| SummitTX Capital, L.P. | 0 | $0 | 0.00% | −17,835−100.0% | Sold out |
| Nebula Research & Development LLC | 0 | $0 | 0.00% | −16,460−100.0% | Sold out |
| Quadrature Capital Ltd | 0 | $0 | 0.00% | −10,126−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | 0 | $0 | 0.00% | −9,334−100.0% | Sold out |
| Axq Capital, LP | 0 | $0 | 0.00% | −8,677−100.0% | Sold out |
| Mount Yale Investment Advisors, LLC | 0 | $0 | 0.00% | −8,298−100.0% | Sold out |
| HSBC Holdings PLC | 0 | $0 | 0.00% | −8,155−100.0% | Sold out |
| MQS Management LLC | 0 | $0 | 0.00% | −7,087−100.0% | Sold out |
| Wexford Capital LP | 0 | $0 | 0.00% | −5,870−100.0% | Sold out |
| Petrus Trust Company, LTA | 0 | $0 | 0.00% | −5,697−100.0% | Sold out |
| Skopos Labs, Inc. | 0 | $0 | 0.00% | −5,178−100.0% | Sold out |
| Quarry LP | 0 | $0 | 0.00% | −1,594−100.0% | Sold out |
| Clear Street Markets LLC | 0 | $0 | 0.00% | −1,293−100.0% | Sold out |
| Point72 Hong Kong Ltd | 0 | $0 | 0.00% | −852−100.0% | Sold out |
| Point72 (DIFC) Ltd | 0 | $0 | 0.00% | −398−100.0% | Sold out |
| Traub Capital Management LLC | 0 | $0 | 0.00% | −312−100.0% | Sold out |
| Bryn Mawr Trust Co | 0 | $0 | 0.00% | −63−100.0% | Sold out |
| Riggs Asset Managment Co. Inc. | 0 | $0 | 0.00% | −57−100.0% | Sold out |
| ORG Partners LLC | 0 | $0 | 0.00% | −12−100.0% | Sold out |
| CIBC World Markets Corp | – | – | – | – | Not filed |
| Parkworth Wealth Management, Inc. | – | – | – | – | Not filed |