Brenner Eric D. (CIK 2136316) reported 1 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-05-27). Recent activity: Buy KOP (6,620 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-27 | Koppers Holdings Inc. (KOP) | CFO and Treasurer | Buy | 6,620 | $0 |
Source: SEC Form 4 filings · as of 2026-05-27