ATMUNYSEMotor Vehicle Parts & AccessoriesFiscal year ends December 31
Atmus Filtration Technologies Inc.
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 7, 2026
$44.34−0.03 (-0.07%)
Close on Oct 19, 2026
- Market cap
- $3.64B
- P/E (TTM)
- 16.9
- Dividend yield
- 0.47%
Ownership
Institutional holdings as of Jun 30, 2026, from 13F filings
Held by institutions
100.0%
88M of 82M shares
Institutional holders
335
60 new, 71 sold out
Net institutional buying
6M
In Q2 2026
Insider trades, 12 months
4 buys · 6 sales
Net sold $1.63M
Shares held by institutions
Holders of more than 5%
Latest Schedule 13D (active) or 13G (passive) filed by each holder
| Holder | Shares | % of class | Filing | As of |
|---|---|---|---|---|
| Ricky C. Sandler | 5,757,054 | 6.90% | 13G (passive) amendment | Mar 31, 2025 |
| Abigail P. Johnson | 5,316,383 | 6.50% | 13G (passive) amendment | Jun 30, 2026 |
| Vanguard Portfolio Management | 4,683,285 | 5.73% | 13G (passive) | Jun 30, 2026 |
| T. Rowe Price Associates, Inc. | 4,677,937 | 5.70% | 13G (passive) | Dec 31, 2025 |
| Invesco Ltd. | 4,457,550 | 5.50% | 13G (passive) | Jun 30, 2026 |
| FMR LLC | 4,419,785 | 5.40% | 13G (passive) | Dec 31, 2025 |
| Vanguard Capital Management | 4,171,105 | 5.11% | 13G (passive) | Mar 31, 2026 |
| BlackRock, Inc. | 11,570,977 | 14.20% | 13G (passive) amendment | Apr 30, 2026 |
Top institutional holders
13F holdings as of Jun 30, 2026
| Holder | Shares | % of ATMU | Value | Change | % of portfolio |
|---|---|---|---|---|---|
| BlackRock, Inc. | 12,387,072 | 15.18% | $631.62M | +5,576,211 | 0.01% |
| FMR LLC | 5,316,383 | 6.52% | $271.08M | +378,606 | 0.01% |
| Vanguard Portfolio Management LLC | 4,604,869 | 5.64% | $234.80M | +915,399 | 0.01% |
| Invesco Ltd. | 4,457,550 | 5.46% | $227.29M | +1,113,650 | 0.02% |
| Price T Rowe Associates Inc /Md/ | 4,388,256 | 5.38% | $223.76K | −98,434 | 0.02% |
| Vanguard Capital Management LLC | 3,609,746 | 4.42% | $184.06M | +43,260 | 0.00% |
| State Street Corp | 3,256,278 | 3.99% | $166.04M | +1,361,164 | 0.00% |
| Goldman Sachs Group Inc | 2,903,771 | 3.56% | $148.06M | −387,165 | 0.01% |
| Geode Capital Management, LLC | 2,868,271 | 3.52% | $146.27M | +223,186 | 0.01% |
| Neuberger Berman Group LLC | 2,420,647 | 2.97% | $123.43M | +1,246,437 | 0.08% |
| T. Rowe Price Investment Management, Inc. | 1,784,618 | 2.19% | $91.00K | +203,942 | 0.06% |
| Channing Capital Management, LLC | 1,725,956 | 2.12% | $88.01M | +340,032 | 2.03% |
| Jupiter Topco LLC | 1,631,709 | 2.00% | $83.25M | New | 0.03% |
| Morgan Stanley | 1,618,166 | 1.98% | $82.51M | −118,828 | 0.00% |
| First Trust Advisors LP | 1,586,834 | 1.94% | $80.91M | −615,982 | 0.05% |
| Dimensional Fund Advisors LP | 1,460,934 | 1.79% | $74.49M | +157,962 | 0.01% |
| Wellington Management Group Llp | 1,445,763 | 1.77% | $73.72M | +59,342 | 0.01% |
| Westwood Holdings Group Inc | 1,397,165 | 1.71% | $71.24M | +157,979 | 0.54% |
| Mangrove Partners | 1,211,236 | 1.48% | $61.76M | −103,991 | 4.06% |
| Frontier Capital Management Co LLC | 1,157,930 | 1.42% | $59.04M | +415,709 | 0.55% |
Institutional buying and selling by quarter
Positions opened, added to, reduced and closed by 13F filers
| Quarter | Holders | Shares held | % of shares | New / added | Reduced / closed | Shares bought | Shares sold |
|---|---|---|---|---|---|---|---|
| Q2 2026 | 335 | 88M | 100.0% | 60 / 119 | 106 / 71 | 19M | 13M |
| Q1 2026 | 351 | 84M | 100.0% | 72 / 125 | 104 / 27 | 17M | 9M |
| Q4 2025 | 312 | 84M | 100.0% | 56 / 113 | 100 / 32 | 10M | 10M |
| Q3 2025 | 291 | 83M | 100.0% | 44 / 87 | 116 / 29 | 10M | 11M |
| Q2 2025 | 278 | 84M | 100.0% | 36 / 97 | 104 / 32 | 9M | 8M |
| Q1 2025 | 276 | 84M | 100.0% | 36 / 102 | 95 / 43 | 12M | 10M |
| Q4 2024 | 286 | 84M | 100.0% | 50 / 93 | 96 / 37 | 12M | 12M |
| Q3 2024 | 281 | 84M | 100.0% | 73 / 82 | 92 / 27 | 20M | 17M |
| Q2 2024 | 237 | 88M | 100.0% | 69 / 78 | 64 / 60 | 20M | 28M |
| Q1 2024 | 230 | 96M | 100.0% | 147 / 67 | 14 / 10 | 69M | 2M |
| Q4 2023 | 93 | 29M | 35.0% | 23 / 41 | 21 / 12 | 8M | 2M |
| Q3 2023 | 82 | 23M | 27.8% | 38 / 28 | 12 / 23 | 10M | 5M |
Top mutual fund and ETF holders
Latest monthly portfolio reports (Form N-PORT)
| Fund | Shares | % of ATMU | Value | % of fund | As of |
|---|---|---|---|---|---|
| iShares Core S&P Small-Cap ETF | 4,920,518 | 6.03% | $250.90M | 0.23% | Jun 30, 2026 |
| Vanguard Total Stock Market Index Fund | 2,589,922 | 3.17% | $132.06M | 0.01% | Jun 30, 2026 |
| iShares Russell 2000 ETF | 2,143,532 | 2.63% | $109.30M | 0.13% | Jun 30, 2026 |
| Vanguard Small-Cap Index Fund | 1,873,805 | 2.30% | $95.55M | 0.05% | Jun 30, 2026 |
| Fidelity Small Cap Value Fund | 1,384,088 | 1.70% | $71.46M | 1.31% | Jul 31, 2026 |
| First Trust SMID Cap Rising Dividend Achievers ETF | 1,313,492 | 1.61% | $66.97M | 0.59% | Jun 30, 2026 |
| T. Rowe Price Integrated U.S. Small-Cap Growth Equity Fund | 1,291,111 | 1.58% | $65.83M | 0.67% | Jun 30, 2026 |
| Vanguard Small-Cap Value Index Fund | 1,186,518 | 1.45% | $60.50M | 0.09% | Jun 30, 2026 |
| Neuberger Genesis Fund | 1,009,629 | 1.24% | $47.23M | 0.64% | May 31, 2026 |
| Vanguard Extended Market Index Fund | 936,682 | 1.15% | $47.76M | 0.05% | Jun 30, 2026 |
| Fidelity Small Cap Index Fund | 912,172 | 1.12% | $47.10M | 0.14% | Jul 31, 2026 |
| Invesco Discovery Fund | 843,416 | 1.03% | $39.46M | 0.50% | May 31, 2026 |
| T. Rowe Price New Horizons Fund, Inc. | 800,160 | 0.98% | $40.80M | 0.28% | Jun 30, 2026 |
| State Street(R) SPDR(R) Portfolio S&P 600(TM) Small Cap ETF | 747,392 | 0.92% | $38.11M | 0.23% | Jun 30, 2026 |
| iShares Russell 2000 Growth ETF | 716,842 | 0.88% | $36.55M | 0.24% | Jun 30, 2026 |
Officers, directors and major owners
People who filed Forms 3, 4 or 5 in the last two years
| Name | Role | Shares owned | % of shares | Latest filing |
|---|---|---|---|---|
| Stephanie Disher | Chief Executive Officer, Director | 363,024 | 0.44% | Jun 2, 2026 |
| Renee Swan | Chief People Officer | 46,875 | 0.06% | Aug 18, 2026 |
| Jack Kienzler | Chief Financial Officer | 75,804 | 0.09% | Jun 2, 2026 |
| Charles Masters | Senior Vice President | 43,579 | 0.05% | Jun 2, 2026 |
| Kevin N. Carpenter | SVP-Chief Supply Chain Officer | 28,509 | 0.03% | May 13, 2026 |
| Laura Heltebran | CLO & Corp Sec | 24,161 | 0.03% | Apr 2, 2026 |
| Stephen E. Macadam | Director | 40,588 | 0.05% | Aug 13, 2026 |
| Gretchen R. Haggerty | Director | 23,869 | 0.03% | May 13, 2026 |
| Jane A. Leipold | Director | 20,538 | 0.03% | May 13, 2026 |
| Diego Donoso | Director | 11,697 | 0.01% | May 13, 2026 |
| Stuart A. Taylor Ii | Director | 11,697 | 0.01% | May 13, 2026 |
| Heath Sharp | Director | 5,733 | 0.01% | May 13, 2026 |
| Roy Edwin Bennett | Director | 19,320 | 0.02% | May 13, 2026 |
Insider trades
Common stock transactions reported on Form 4, newest first
| Insider | Date | Transaction | Shares | Price | Value | Shares after |
|---|---|---|---|---|---|---|
| Renee Swan Chief People Officer | Aug 17, 2026 | Sale | −3,870 | $50.89 | $196.94K | 46,875 |
| Stephen E. Macadam Director | Aug 12, 2026 | Buy | +2,000 | $49.78 | $99.56K | 40,588 |
| Stephanie Disher Chief Executive Officer, Director | Jun 1, 2026 | Sale | −25,652 | $45.25 | $1.16M | 363,024 |
| Renee Swan Chief People Officer | Jun 1, 2026 | Sale | −2,566 | $45.25 | $116.11K | 50,745 |
| Jack Kienzler Chief Financial Officer | Jun 1, 2026 | Sale | −5,132 | $45.25 | $232.22K | 75,804 |
| Charles Masters Senior Vice President | Jun 1, 2026 | Sale | −2,890 | $45.25 | $130.77K | 43,579 |
| Roy Edwin Bennett Director | May 12, 2026 | Award | +2,619 | – | – | 19,320 |
| Gretchen R. Haggerty Director | May 12, 2026 | Buy | +1 | $55.74 | $56 | 23,869 |
| Gretchen R. Haggerty Director | May 12, 2026 | Buy | +100.35 | $55.71 | $5.59K | 23,868 |
| Gretchen R. Haggerty Director | May 12, 2026 | Award | +2,619 | – | – | 28,360 |
| Gretchen R. Haggerty Director | May 12, 2026 | Buy | +1,872 | $55.74 | $104.35K | 25,741 |
| Jane A. Leipold Director | May 12, 2026 | Award | +2,619 | – | – | 20,538 |
| Stephen E. Macadam Director | May 12, 2026 | Award | +2,619 | – | – | 38,588 |
| Heath Sharp Director | May 12, 2026 | Award | +2,619 | – | – | 5,733 |
| Stuart A. Taylor Ii Director | May 12, 2026 | Award | +2,619 | – | – | 11,697 |
| Diego Donoso Director | May 12, 2026 | Award | +2,619 | – | – | 11,697 |
| Kevin N. Carpenter SVP-Chief Supply Chain Officer | May 12, 2026 | Award | +28,509 | – | – | 28,509 |
| Laura Heltebran CLO & Corp Sec | Apr 1, 2026 | Award | +3,717 | – | – | 24,161 |
| Renee Swan Chief People Officer | Apr 1, 2026 | Award | +1,962 | – | – | 53,311 |
| Jack Kienzler Chief Financial Officer | Apr 1, 2026 | Award | +5,163 | – | – | 80,936 |
| Charles Masters Senior Vice President | Apr 1, 2026 | Award | +4,130 | – | – | 46,469 |
| Stephanie Disher Chief Executive Officer, Director | Apr 1, 2026 | Award | +31,492 | – | – | 388,676 |
| Stephanie Disher Chief Executive Officer, Director | Feb 27, 2026 | Tax withholding | −15,854 | $64.53 | $1.02M | 357,184 |
| Stephanie Disher Chief Executive Officer, Director | Feb 27, 2026 | Tax withholding | −66,639 | $64.53 | $4.30M | 373,038 |
| Charles Masters Senior Vice President | Feb 27, 2026 | Tax withholding | −2,131 | $64.53 | $137.51K | 42,339 |
| Charles Masters Senior Vice President | Feb 27, 2026 | Tax withholding | −9,046 | $64.53 | $583.74K | 44,470 |
| Renee Swan Chief People Officer | Feb 27, 2026 | Tax withholding | −2,254 | $64.53 | $145.45K | 51,349 |
| Renee Swan Chief People Officer | Feb 27, 2026 | Tax withholding | −9,570 | $64.53 | $617.55K | 53,603 |
| Jack Kienzler Chief Financial Officer | Feb 27, 2026 | Tax withholding | −16,266 | $64.53 | $1.05M | 79,624 |
| Jack Kienzler Chief Financial Officer | Feb 27, 2026 | Tax withholding | −3,851 | $64.53 | $248.51K | 75,773 |
| Jack Kienzler Chief Financial Officer | Feb 13, 2026 | Award | +41,094 | – | – | 95,890 |
| Stephanie Disher Chief Executive Officer, Director | Feb 13, 2026 | Award | +169,209 | – | – | 439,677 |
| Renee Swan Chief People Officer | Feb 13, 2026 | Award | +18,536 | – | – | 63,173 |
| Charles Masters Senior Vice President | Feb 13, 2026 | Award | +21,152 | – | – | 53,516 |
| Heath Sharp Director | Feb 5, 2026 | Award | +614 | – | – | 3,114 |
| Diego Donoso Director | Nov 18, 2025 | Other | +20 | – | – | 9,078 |
| Diego Donoso Director | Nov 13, 2025 | Sale | −20 | $48.84 | $977 | 9,058 |
| Charles Masters Senior Vice President | Oct 3, 2025 | Tax withholding | −28 | $44.50 | $1.25K | 32,364 |
| Jack Kienzler Chief Financial Officer | Oct 3, 2025 | Tax withholding | −25 | $44.50 | $1.11K | 54,796 |
| Diego Donoso Director | Sep 5, 2025 | Buy | +15 | $45.81 | $687 | 9,078 |
| Renee Swan Chief People Officer | Aug 14, 2025 | Tax withholding | −5,007 | $45.18 | $226.22K | 44,637 |
| Diego Donoso Director | Aug 13, 2025 | Buy | +25 | $45.00 | $1.13K | 9,063 |
| Jane A. Leipold Director | May 20, 2025 | Award | +3,886 | – | – | 17,919 |
| Gretchen R. Haggerty Director | May 20, 2025 | Award | +3,886 | – | – | 23,768 |
| Roy Edwin Bennett Director | May 20, 2025 | Award | +3,886 | – | – | 16,701 |
| Diego Donoso Director | May 20, 2025 | Award | +3,886 | – | – | 9,078 |
| Stuart A. Taylor Ii Director | May 20, 2025 | Award | +3,886 | – | – | 9,078 |
| Stephen E. Macadam Director | May 20, 2025 | Award | +3,886 | – | – | 35,969 |
| Laura Heltebran CLO & Corp Sec | May 13, 2025 | Award | +20,444 | – | – | 20,444 |
| Diego Donoso Director | Apr 2, 2025 | Sale | −40 | $37.79 | $1.51K | 9,038 |
| Charles Masters Senior Vice President | Apr 1, 2025 | Award | +4,402 | – | – | 32,392 |
| Jack Kienzler Chief Financial Officer | Apr 1, 2025 | Award | +6,804 | – | – | 54,821 |
| Renee Swan Chief People Officer | Apr 1, 2025 | Award | +2,802 | – | – | 49,644 |
| Stephanie Disher Chief Executive Officer, Director | Apr 1, 2025 | Award | +40,021 | – | – | 270,468 |
| Stephanie Disher Chief Executive Officer, Director | Mar 3, 2025 | Tax withholding | −2,715 | $39.80 | $108.06K | 232,910 |
| Stephanie Disher Chief Executive Officer, Director | Mar 3, 2025 | Tax withholding | −2,463 | $39.80 | $98.03K | 230,447 |
| Jack Kienzler Chief Financial Officer | Mar 3, 2025 | Tax withholding | −456 | $39.80 | $18.15K | 48,400 |
| Jack Kienzler Chief Financial Officer | Mar 3, 2025 | Tax withholding | −383 | $39.80 | $15.24K | 48,017 |
| Charles Masters Senior Vice President | Mar 3, 2025 | Tax withholding | −570 | $39.80 | $22.69K | 27,990 |
| Charles Masters Senior Vice President | Mar 3, 2025 | Tax withholding | −736 | $39.80 | $29.29K | 28,560 |
Awards, option exercises, tax withholding and gifts are shown alongside open-market buys and sales. Each name links to the filing on SEC EDGAR.
Planned insider sales
Notices of proposed sale filed on Form 144 before shares are sold
| Seller | Filed | Shares | Market value | Planned sale | Acquired through |
|---|---|---|---|---|---|
| Renee Swan Officer | Aug 17, 2026 | 3,870 | $196.96K | Aug 17, 2026 | Restricted Stock Vesting |
| Charles Masters Officer | Jun 1, 2026 | 2,890 | $130.76K | Jun 1, 2026 | Restricted Stock Vesting |
| Renee Swan Officer | Jun 1, 2026 | 2,566 | $116.10K | Jun 1, 2026 | Restricted Stock Vesting |
| Jack Kienzler Officer | Jun 1, 2026 | 5,132 | $232.21K | Jun 1, 2026 | Restricted Stock Vesting |
| Stephanie Disher Officer, Director | Jun 1, 2026 | 25,652 | $1.16M | Jun 1, 2026 | Restricted Stock Vesting |