13 insiders reported 60 Form 4 transactions for Atmus Filtration Technologies Inc. (ATMU) over the past 18 months (most recent 2026-08-18). Recent activity: Swan Renee (Chief People Officer) Sell 3,870 shares, Macadam Stephen E. (Director) Buy 2,000 shares, Disher Stephanie (Chief Executive Officer) Sell 25,652 shares, Masters Charles (Senior Vice President) Sell 2,890 shares, Kienzler Jack (Chief Financial Officer) Sell 5,132 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-18 | Swan Renee | Chief People Officer | Sell | 3,870 | $196,956 |
| 2026-08-13 | Macadam Stephen E. | Director | Buy | 2,000 | $99,551 |
| 2026-06-02 | Disher Stephanie | Chief Executive Officer | Sell | 25,652 | $1.2M |
| 2026-06-02 | Masters Charles | Senior Vice President | Sell | 2,890 | $130,764 |
| 2026-06-02 | Kienzler Jack | Chief Financial Officer | Sell | 5,132 | $232,208 |
| 2026-06-02 | Swan Renee | Chief People Officer | Sell | 2,566 | $116,104 |
| 2026-05-13 | Bennett Roy Edwin | Director | Buy | 2,619 | $0 |
| 2026-05-13 | HAGGERTY GRETCHEN R | Director | Buy | 100 | $5,591 |
| 2026-05-13 | Leipold Jane A | Director | Buy | 2,619 | $0 |
| 2026-05-13 | Macadam Stephen E. | Director | Buy | 2,619 | $0 |
| 2026-05-13 | Donoso Diego | Director | Buy | 2,619 | $0 |
| 2026-05-13 | Carpenter Kevin N | SVP-Chief Supply Chain Officer | Buy | 28,509 | $0 |
| 2026-05-13 | TAYLOR STUART A II | Director | Buy | 2,619 | $0 |
| 2026-05-13 | Sharp Heath | Director | Buy | 2,619 | $0 |
| 2026-05-13 | HAGGERTY GRETCHEN R | Director | Buy | 1 | $56 |
| 2026-05-13 | HAGGERTY GRETCHEN R | Director | Buy | 1,872 | $104,353 |
| 2026-05-13 | HAGGERTY GRETCHEN R | Director | Buy | 2,619 | $0 |
| 2026-04-02 | Heltebran Laura | CLO & Corp Sec | Buy | 3,717 | $0 |
| 2026-04-02 | Disher Stephanie | Chief Executive Officer | Buy | 31,492 | $0 |
| 2026-04-02 | Masters Charles | Senior Vice President | Buy | 4,130 | $0 |
| 2026-04-02 | Kienzler Jack | Chief Financial Officer | Buy | 5,163 | $0 |
| 2026-04-02 | Swan Renee | Chief People Officer | Buy | 1,962 | $0 |
| 2026-03-03 | Disher Stephanie | Chief Executive Officer | Sell | 66,639 | $4.3M |
| 2026-03-03 | Disher Stephanie | Chief Executive Officer | Sell | 15,854 | $1.0M |
| 2026-03-03 | Swan Renee | Chief People Officer | Sell | 9,570 | $617,552 |
Source: SEC Form 4 filings · as of 2026-08-18