Insider · SEC Forms 3, 4, 5
CIK 1494730
All transactions
Every Form 4 row this person reported, newest first
Insider · SEC Forms 3, 4, 5
Every Form 4 row this person reported, newest first
Humble Patti A. (CIK 2135878) reported 2 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-09-14). Recent activity: Buy ECVT (24,875 shares), Buy ECVT (9,099 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-14 | Ecovyst Inc. (ECVT) | Director | Buy | 24,875 | $249,994 |
| 2026-05-27 | Ecovyst Inc. (ECVT) | Director | Buy | 9,099 | $123,837 |
Source: SEC Form 4 filings · as of 2026-09-14