M. Leroy Ball, CEO at Koppers Holdings Inc. (KOP), sold 3,689 shares at $37.91 ($94K) on 2026-03-17, disclosed to the SEC on 2026-03-18.
Seasonal sale ($94k) by CEO — this insider has traded KOP in March in at least three consecutive prior years. Pattern-driven, low signal.
Negative factors outweigh the positive ones.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $0.00 | 1,200 | $0 | 0.0% |
| 2 | $37.91 | 2,489 | $94K | 100.0% |
| Total | $25.58 avg | 3,689 | $94K | 100% |
| Filing → |
| KOP | SELL | 2026-06-23 | $150K | — | Filing → |
| KOP | SELL | 2026-06-15 | $171K | — | Filing → |
| KOP | SELL | 2026-05-14 | $113K | — | Filing → |