Koppers Holdings Inc. · NYSE:KOP
Koppers Holdings Inc. insider trades
Koppers Holdings Inc.'s insiders made 0 buys and 10 sales on the open market in the last 12 months. Each trade with the insider, role, price and filing.
| Date | Insider | Trade | Shares | Price | Filing |
|---|---|---|---|---|---|
| Aug 31, 2026 | Ball M Leroy | Sale | 4,000 | US$46 | Form 4 |
| Aug 19, 2026 | Ball M Leroy | Sale | 3,000 | US$46 | Form 4 |
| Aug 12, 2026 | Lucas Stephen G | Sale | 1,308 | US$45 | Form 4 |
| Aug 11, 2026 | Sullivan James A. | Sale | 7,500 | US$50 | Form 4 |
| Aug 10, 2026 | Pearce Bradley A | Sale | 2,000 | US$51 | Form 4 |
| Aug 7, 2026 | Sullivan James A. | Sale | 79,900 | US$50 | Form 4 |
| Aug 7, 2026 | Sullivan James A. | Sale | 100 | US$51 | Form 4 |
| Jun 18, 2026 | Ball M Leroy | Sale | 3,412 | US$44 | Form 4 |
| Jun 11, 2026 | Ball M Leroy | Sale | 4,141 | US$41 | Form 4 |
| May 13, 2026 | Ball M Leroy | Sale | 2,659 | US$43 | Form 4 |