ATMU
Atmus Filtration Technologies Inc.
NYSE · Industrials · Industrial - Pollution & Treatment Controls · US
$48.34
+1.02%1
Insider buys (3m)
1
Insider sells (3m)
-$97.4K
Net value (3m)
+5.7%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Aug 18, 2026 | Swan Renee · officer: Chief People Officer | Sale | 3,870 | $51 |
| Aug 13, 2026 | Macadam Stephen E. · director | Purchase | 2,000 | $50 |
| Jun 2, 2026 | Disher Stephanie · director, officer: Chief Executive Officer | Sale | 25,652 | $45 |
| Jun 2, 2026 | Kienzler Jack · officer: Chief Financial Officer | Sale | 5,132 | $45 |
| Jun 2, 2026 | Masters Charles · officer: Senior Vice President | Sale | 2,890 | $45 |
| Jun 2, 2026 | Swan Renee · officer: Chief People Officer | Sale | 2,566 | $45 |
| May 13, 2026 | HAGGERTY GRETCHEN R · director | A-Award | 2,619 | $0.00 |
| May 13, 2026 | HAGGERTY GRETCHEN R · director | Purchase | 1,872 | $56 |
| May 13, 2026 | HAGGERTY GRETCHEN R · director | Purchase | 1 | $56 |
| May 13, 2026 | HAGGERTY GRETCHEN R · director | Purchase | 100 | $56 |
| May 13, 2026 | Donoso Diego · director | A-Award | 2,619 | $0.00 |
| May 13, 2026 | Bennett Roy Edwin · director | A-Award | 2,619 | $0.00 |
| May 13, 2026 | Sharp Heath · director | A-Award | 2,619 | $0.00 |
| May 13, 2026 | Macadam Stephen E. · director | A-Award | 2,619 | $0.00 |
| May 13, 2026 | Leipold Jane A · director | A-Award | 2,619 | $0.00 |
| May 13, 2026 | TAYLOR STUART A II · director | A-Award | 2,619 | $0.00 |
| May 13, 2026 | Carpenter Kevin N · officer: SVP-Chief Supply Chain Officer | A-Award | 28,509 | $0.00 |
| Apr 2, 2026 | Kienzler Jack · officer: Chief Financial Officer | A-Award | 5,163 | $0.00 |
| Apr 2, 2026 | Swan Renee · officer: Chief People Officer | A-Award | 1,962 | $0.00 |
| Apr 2, 2026 | Masters Charles · officer: Senior Vice President | A-Award | 4,130 | $0.00 |
| Apr 2, 2026 | Heltebran Laura · officer: CLO & Corp Sec | A-Award | 3,717 | $0.00 |
| Apr 2, 2026 | Disher Stephanie · director, officer: Chief Executive Officer | A-Award | 31,492 | $0.00 |
| Feb 17, 2026 | Disher Stephanie · director, officer: Chief Executive Officer | A-Award | 169,209 | $0.00 |
| Feb 17, 2026 | Kienzler Jack · officer: Chief Financial Officer | A-Award | 41,094 | $0.00 |
| Feb 17, 2026 | Masters Charles · officer: Senior Vice President | A-Award | 21,152 | $0.00 |
| Feb 17, 2026 | Swan Renee · officer: Chief People Officer | A-Award | 18,536 | $0.00 |
| Feb 9, 2026 | Sharp Heath · director | A-Award | 614 | $0.00 |
| Nov 19, 2025 | Donoso Diego · director | Purchase | 25 | $45 |
| Nov 19, 2025 | Donoso Diego · director | Sale | 20 | $49 |
| Nov 19, 2025 | Donoso Diego · director | Sale | 40 | $38 |
Institutional positioning
13F filings over the trailing two quarters
New 133Increased 246Reduced 214Sold out 72
| Filer | Action | Shares | Filed |
|---|---|---|---|
| BlackRock, Inc. | Increased | 12,387,072 | Aug 7, 2026 |
| BLACKROCK, INC. | Increased | 6,810,861 | May 13, 2026 |
| FMR LLC | Increased | 5,316,383 | Aug 13, 2026 |
| FMR LLC | Increased | 4,937,777 | May 15, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Increased | 4,604,869 | Aug 13, 2026 |
| PRICE T ROWE ASSOCIATES INC /MD/ | Reduced | 4,486,690 | May 15, 2026 |
| Invesco Ltd. | Increased | 4,457,550 | Aug 14, 2026 |
| PRICE T ROWE ASSOCIATES INC /MD/ | Reduced | 4,388,256 | Aug 14, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 3,689,470 | May 8, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Increased | 3,609,746 | Aug 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 3,566,486 | May 15, 2026 |
| INVESCO LTD. | Increased | 3,343,900 | May 12, 2026 |
| GOLDMAN SACHS GROUP INC | Reduced | 3,290,936 | May 15, 2026 |
| STATE STREET CORP | Increased | 3,256,278 | Aug 7, 2026 |
| GOLDMAN SACHS GROUP INC | Increased | 3,202,142 | Mar 25, 2026 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Aug 18, 2026