Swan Renee 4

What Happened

• Renee Swan, Chief People Officer of Atmus Filtration Technologies (ATMU), had a total of 11,824 shares withheld to satisfy tax withholding obligations when equity awards vested. The withholding comprised 9,570 shares at $64.53 each (value $617,552) and 2,254 shares at $64.53 each (value $145,451), for a combined value of $763,003. This is a routine disposition to cover taxes upon vesting, not an open-market sale for cash.

Key Details

• Transaction dates: 2026-02-27 (vesting/withholding); Form 4 filed 2026-03-03.
• Price per share: $64.53 for both withholdings.
• Shares withheld: 9,570 (F1) and 2,254 (F2); total 11,824 shares.
• Transaction codes: F (shares withheld to pay tax withholding obligation).
• Footnotes: F1 = shares withheld for Performance Share Units from the 2023–2025 grant cycle; F2 = shares withheld for Restricted Share Units from the 2023–2025 grant cycle.
• Shares owned after transaction: Not reported in the information provided.
• Filing timeliness: Filed on 2026-03-03, which is within two business days of the 2026-02-27 transaction (timely).

Context

• This was a cashless withholding of shares to cover taxes at vesting (common for RSUs/PSUs). Such withholding is routine and does not necessarily indicate a change in the insider’s view of the company — it’s an administrative step to satisfy tax obligations rather than a discretionary market sale.