Form4.ai tracks every SEC insider trade in real time. See every ATMU insider filing with a free account — no card.
See every ATMU insider filing — free account, no card.
Free accountAtmus Filtration Technologies Inc. (ATMU) has 2 SEC Form 4 insider filings on record in the last 90 days. That includes 1 insider purchase totalling $100K, and 1 sales totalling $197K. Most recent filing: Aug. 18, 2026.
Open-market value, last 90 days
Form 4 filings by type, last 90 days
| Date | Insider | Trade | Value | Price since buy |
|---|---|---|---|---|
| Aug 18, 2026 SEC filing | Swan Renee Chief People Officer | Sold | $196,956 | — |
| Aug 13, 2026 SEC filing | Macadam Stephen E. Director | Bought | $99,551 | -8.8% 30D |
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Form 4 is the filing company officers, directors and 10% shareholders must submit to the SEC within two business days of trading their own company's stock. Open-market purchases generally carry more signal than sales, which are often scheduled in advance. More on how this works.