M. Leroy Ball, CEO at Koppers Holdings Inc. (KOP), sold 4,200 shares at $45.96 ($184K) on 2026-08-31, disclosed to the SEC on 2026-09-01.
Open-market sale of $184k KOP by CEO. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $0.00 | 200 | $0 | 0.0% |
| 2 | $45.96 | 4,000 | $184K | 100.0% |
| Total | $43.77 avg | 4,200 | $184K | 100% |
| Filing → |
| KOP | SELL | 2026-06-15 | $171K | — | Filing → |
| KOP | SELL | 2026-05-14 | $113K | — | Filing → |
| KOP | SELL | 2026-03-18 | $94K | — | Filing → |