KOP
Koppers Holdings Inc.
8 disclosed insider filings · 4 distinct insiders · latest Sep 1, 2026
Total filings
8
4 insiders
Insider buys
0
$0
Insider sells
7
$4.9M
Grants & other
0
$0
All disclosed filings
Same-day tranches are grouped per insider - the Lots column shows how many individual executions a row covers; Price is the value-weighted average.
| Filed | Tx date | Insider | Type | Qty | Avg price | Value | Lots | Source |
|---|---|---|---|---|---|---|---|---|
| Sep 1, 2026 | Aug 31, 2026 | M Leroy Ball OFFICER | SELL | 4,000 | $45.96 | $184K | — | EDGAR |
| Sep 1, 2026 | Aug 31, 2026 | M Leroy Ball OFFICER | GIFT | 200 | — | — | — | EDGAR |
| Aug 20, 2026 | Aug 19, 2026 | M Leroy Ball OFFICER | SELL | 3,000 | $45.84 | $138K | — | EDGAR |
| Aug 13, 2026 | Aug 12, 2026 | Stephen G Lucas OFFICER | SELL | 1,308 | $44.55 | $58K | — | EDGAR |
| Aug 12, 2026 | Aug 11, 2026 | James A Sullivan OFFICER | SELL | 7,500 | $50 | $375K | — | EDGAR |
| Aug 11, 2026 | Aug 10, 2026 | Bradley A Pearce OFFICER | SELL | 2,000 | $51.01 | $102K | — | EDGAR |
| Aug 11, 2026 | Aug 7, 2026 | James A Sullivan OFFICER | SELL | 80,000 | $50.01 | $4.0M | 2 | EDGAR |