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.
| 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, Q1 2026
Shares, value and share of portfolio for each institution holding Atmus Filtration Technologies Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 6,810,861 | $386.7M | 0.01% | +40,299+0.6% | Added |
| FMR LLC | 4,937,777 | $280.3M | 0.01% | +517,992+11.7% | Added |
| Price T Rowe Associates Inc | 4,486,690 | $254.7M | 0.03% | −191,194−4.1% | Reduced |
| Vanguard Portfolio Management LLC | 3,689,470 | $209.5M | 0.01% | +3,689,470 | New |
| Vanguard Capital Management LLC | 3,566,486 | $202.5M | 0.01% | +3,566,486 | New |
| Invesco Ltd. | 3,343,900 | $189.8M | 0.02% | +615,430+22.6% | Added |
| Goldman Sachs Group Inc | 3,290,936 | $186.8M | 0.02% | +88,794+2.8% | Added |
| Geode Capital Management, LLC | 2,645,085 | $150.2M | 0.01% | +216,401+8.9% | Added |
| First Trust Advisors LP | 2,202,816 | $125.1M | 0.09% | +70,905+3.3% | Added |
| State Street Corp | 1,895,114 | $107.6M | 0.00% | −6,590−0.3% | Reduced |
| Morgan Stanley | 1,736,994 | $98.6M | 0.01% | −386,409−18.2% | Reduced |
| D. E. Shaw & Co., Inc. | 1,620,752 | $92.0M | 0.07% | +176,783+12.2% | Added |
| T. Rowe Price Investment Management, Inc. | 1,580,676 | $89.7M | 0.06% | −42,110−2.6% | Reduced |
| Janus Henderson Group PLC | 1,551,117 | $88.1M | 0.04% | +181,792+13.3% | Added |
| Nuveen, LLC | 1,444,750 | $82.0M | 0.02% | +134,310+10.2% | Added |
| Wellington Management Group LLP | 1,386,421 | $78.7M | 0.01% | −216,074−13.5% | Reduced |
| Channing Capital Management, LLC | 1,385,924 | $78.7M | 2.01% | −242,969−14.9% | Reduced |
| Mangrove Partners | 1,315,227 | $74.7M | 6.05% | 00.0% | Unchanged |
| Dimensional Fund Advisors LP | 1,302,972 | $74.0M | 0.02% | +45,138+3.6% | Added |
| Eminence Capital, LP | 1,281,995 | $72.8M | 1.67% | −2,543,351−66.5% | Reduced |
| Westwood Holdings Group Inc. | 1,239,186 | $70.3M | 0.51% | −142,299−10.3% | Reduced |
| Neuberger Berman Group LLC | 1,174,210 | $66.7M | 0.05% | +1,168,811+21,648.7% | Added |
| Arrowstreet Capital, Limited Partnership | 999,548 | $56.7M | 0.03% | +659,357+193.8% | Added |
| Charles Schwab Investment Management Inc | 940,625 | $53.4M | 0.01% | +4,750+0.5% | Added |
| Port Capital LLC | 908,680 | $51.6M | 2.29% | +31,960+3.6% | Added |
| Bank of America Corp | 893,577 | $50.7M | 0.00% | +225,601+33.8% | Added |
| Massachusetts Financial Services Co | 818,850 | $50.3M | 0.02% | −58,551−6.7% | Reduced |
| Raymond James Financial Inc | 821,724 | $45.2M | 0.01% | −43,786−5.1% | Reduced |
| Parsifal Capital Management, LP | 788,987 | $44.8M | 5.78% | −445,300−36.1% | Reduced |
| Royce & Associates LP | 777,735 | $44.2M | 0.44% | +109,923+16.5% | Added |
| Manufacturers Life Insurance Company, The | 758,807 | $43.1M | 0.04% | −10,920−1.4% | Reduced |
| Boston Trust Walden Corp | 750,579 | $42.6M | 0.35% | −102,898−12.1% | Reduced |
| Frontier Capital Management Co LLC | 742,221 | $42.1M | 0.43% | +88,667+13.6% | Added |
| Qube Research & Technologies Ltd | 741,198 | $42.1M | 0.06% | +406,965+121.8% | Added |
| Silvercrest Asset Management Group LLC | 740,647 | $42.0M | 0.30% | −10,003−1.3% | Reduced |
| Northern Trust Corp | 726,506 | $41.2M | 0.01% | +9,844+1.4% | Added |
| Vanguard Fiduciary Trust Co | 564,188 | $32.0M | 0.01% | +564,188 | New |
| Algert Global LLC | 514,932 | $29.2M | 0.44% | −55,005−9.7% | Reduced |
| Federated Hermes, Inc. | 487,289 | $27.7M | 0.04% | +74,302+18.0% | Added |
| Teacher Retirement System of Texas | 474,416 | $26.9M | 0.11% | −116,302−19.7% | Reduced |
| JPMorgan Chase & Co | 481,470 | $26.4M | 0.00% | +157,385+48.6% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 454,638 | $25.8M | 0.04% | +401,315+752.6% | Added |
| GW&K Investment Management, LLC | 439,199 | $24.9M | 0.22% | −43,483−9.0% | Reduced |
| Jane Street Group, LLC | 426,622 | $24.2M | 0.03% | +416,486+4,109.0% | Added |
| William Blair Investment Management, LLC | 426,072 | $24.2M | 0.08% | −255,900−37.5% | Reduced |
| UBS Group AG | 381,676 | $21.7M | 0.00% | +47,970+14.4% | Added |
| Standard Life Aberdeen plc | 372,794 | $21.2M | 0.03% | −27,905−7.0% | Reduced |
| New York State Common Retirement Fund | 362,222 | $20.6M | 0.03% | −47,056−11.5% | Reduced |
| Bank of New York Mellon Corp | 359,696 | $20.4M | 0.00% | +8,624+2.5% | Added |
| Woodline Partners LP | 355,936 | $20.2M | 0.08% | +98,714+38.4% | Added |
| Susquehanna International Group, LLP | 339,083 | $19.2M | 0.02% | −104,911−23.6% | Reduced |
| Marshall Wace, LLP | 322,609 | $18.3M | 0.02% | −242,118−42.9% | Reduced |
| Barclays PLC | 308,725 | $17.5M | 0.01% | +165,006+114.8% | Added |
| Loomis Sayles & Co L P | 292,366 | $16.6M | 0.02% | −59,621−16.9% | Reduced |
| Schonfeld Strategic Advisors LLC | 286,704 | $16.3M | 0.13% | −79,414−21.7% | Reduced |
| Nomura Asset Management International Inc. | 284,198 | $16.1M | 0.03% | +284,198 | New |
| Deutsche Bank AG | 283,401 | $16.1M | 0.01% | +215,933+320.1% | Added |
| Victory Capital Management Inc | 282,255 | $16.0M | 0.01% | −18,621−6.2% | Reduced |
| Kennedy Capital Management, Inc. | 275,231 | $15.6M | 0.33% | −68,617−20.0% | Reduced |
| Ameriprise Financial Inc | 265,902 | $15.1M | 0.00% | −62,046−18.9% | Reduced |
| Allspring Global Investments Holdings, LLC | 257,251 | $15.0M | 0.03% | −483,252−65.3% | Reduced |
| Altrinsic Global Advisors LLC | 234,723 | $13.3M | 0.48% | −12,515−5.1% | Reduced |
| Citadel Advisors LLC | 230,465 | $13.1M | 0.01% | +33,204+16.8% | Added |
| Medina Singh Partners, LLC | 226,439 | $12.9M | 2.69% | −285,821−55.8% | Reduced |
| Russell Investments Group, Ltd. | 208,549 | $11.8M | 0.01% | −68,457−24.7% | Reduced |
| Panagora Asset Management Inc | 204,206 | $11.6M | 0.04% | +29,060+16.6% | Added |
| Axiom Investors LLC | 203,670 | $11.6M | 0.13% | −21,075−9.4% | Reduced |
| Ancora Advisors, LLC | 203,289 | $11.5M | 0.25% | −172,326−45.9% | Reduced |
| Assenagon Asset Management S.A. | 181,867 | $10.3M | 0.02% | −452,721−71.3% | Reduced |
| Voloridge Investment Management, LLC | 167,596 | $9.51M | 0.04% | −132,738−44.2% | Reduced |
| SEI Investments Co | 164,150 | $9.32M | 0.01% | +62,018+60.7% | Added |
| Swiss National Bank | 161,249 | $9.15M | 0.01% | −800−0.5% | Reduced |
| American Century Companies Inc | 161,147 | $9.15M | 0.00% | +32,455+25.2% | Added |
| Hotchkis & Wiley Capital Management LLC | 158,026 | $8.97M | 0.03% | −133,127−45.7% | Reduced |
| CBOE Vest Financial, LLC | 145,861 | $8.28M | 0.10% | +5,859+4.2% | Added |
| Acadian Asset Management LLC | 139,651 | $7.92M | 0.01% | +104,138+293.2% | Added |
| UBS Asset Management Americas Inc | 133,897 | $7.60M | 0.00% | +3,322+2.5% | Added |
| Prudential Financial Inc | 129,955 | $7.38M | 0.01% | −22,515−14.8% | Reduced |
| OP Asset Management Ltd | 122,340 | $6.95M | 0.07% | +84,992+227.6% | Added |
| Toroso Investments, LLC | 120,572 | $6.84M | 0.02% | +120,572 | New |
| Castleark Management LLC | 119,350 | $6.78M | 0.22% | +119,350 | New |
| Millennium Management LLC | 118,637 | $6.74M | 0.01% | +840+0.7% | Added |
| Dark Forest Capital Management LP | 116,279 | $6.60M | 0.59% | −35,664−23.5% | Reduced |
| Charter Trust Co | 115,603 | $6.56M | 0.38% | +2,934+2.6% | Added |
| Wells Fargo & Company | 115,512 | $6.56M | 0.00% | −63,326−35.4% | Reduced |
| Susquehanna Portfolio Strategies, LLC | 114,685 | $6.51M | 0.10% | 00.0% | Unchanged |
| AQR Capital Management LLC | 110,164 | $6.25M | 0.00% | +18,611+20.3% | Added |
| Prentiss Smith & Co Inc | 106,664 | $6.06M | 3.52% | −300.0% | Reduced |
| Rhumbline Advisers | 104,651 | $5.94M | 0.01% | −1,066−1.0% | Reduced |
| Livforsakringsbolaget Skandia, Omsesidigt | 103,500 | $5.88M | 0.24% | +9,300+9.9% | Added |
| Tema ETFs LLC | 101,957 | $5.79M | 0.39% | +12,100+13.5% | Added |
| Jefferies Financial Group Inc. | 100,455 | $5.70M | 0.07% | +74,152+281.9% | Added |
| California State Teachers Retirement System | 97,466 | $5.53M | 0.01% | +18,890+24.0% | Added |
| Franklin Resources Inc | 93,363 | $5.30M | 0.00% | +28,431+43.8% | Added |
| Moody Aldrich Partners LLC | 92,132 | $5.23M | 0.94% | −987−1.1% | Reduced |
| Alliancebernstein L.P. | 95,474 | $4.96M | 0.00% | +6,993+7.9% | Added |
| Two Sigma Investments, LP | 85,968 | $4.88M | 0.00% | +78,767+1,093.8% | Added |
| Principal Financial Group Inc | 82,280 | $4.67M | 0.00% | +2,720+3.4% | Added |
| ExodusPoint Capital Management, LP | 81,826 | $4.65M | 0.05% | +59,726+270.3% | Added |
| State of Wisconsin Investment Board | 78,344 | $4.45M | 0.01% | −4,891−5.9% | Reduced |