Form 4 filings across 1 company. Net figures count open-market buys and sales only. EDGAR profile ↗
Lifetime net: -$4.4M
Reported holding is the most recent post-transaction share count on a Table I row.
How quickly this filer reports. Section 16 allows two business days from the transaction.
All 5 filings we hold were filed within the two-business-day deadline.
Counted in business days from the transaction date, or the deemed execution date where the filing reports one, excluding weekends and federal holidays. How this is measured · All late filings
The 18 most recent Form 4 transactions.
| Aug 7 | KOP | Koppers Holdings Inc. | SSELL | 79,900 | $50.01 | $4M | -46.9% | Open the original filing on SEC.gov |
| Feb 26 | KOP | Koppers Holdings Inc. | MEXER◆ | 466 | — | — | — | Open the original filing on SEC.gov |
| Feb 26 | KOP | Koppers Holdings Inc. | AGRANT◆ | 466 | — | — | — | Open the original filing on SEC.gov |
| Feb 26 | KOP | Koppers Holdings Inc. | FTAX | 8,589 | $37.24 | $319.9K | -4.8% | Open the original filing on SEC.gov |
| Feb 26 | KOP | Koppers Holdings Inc. | MEXER | 466 | — | — | +0.3% | Open the original filing on SEC.gov |
| Feb 26 | KOP | Koppers Holdings Inc. | AGRANT | 19,264 | — | — | +12.1% | Open the original filing on SEC.gov |
| Jan 5 | KOP | Koppers Holdings Inc. | MEXER◆ | 622 | — | — | — | Open the original filing on SEC.gov |
| Jan 5 | KOP | Koppers Holdings Inc. | MEXER◆ | 12,442 | — | — | — | Open the original filing on SEC.gov |
| Jan 5 | KOP | Koppers Holdings Inc. | FTAX | 13,658 | $26.93 | $367.8K | -7.9% | Open the original filing on SEC.gov |
| Jan 5 | KOP | Koppers Holdings Inc. | MEXER | 622 | — | — | +0.4% | Open the original filing on SEC.gov |
| Jan 5 | KOP | Koppers Holdings Inc. | MEXER | 12,442 | — | — | +7.8% | Open the original filing on SEC.gov |
| Jan 5 | KOP | Koppers Holdings Inc. | AGRANT | 21,724 | — | — | +15.7% | Open the original filing on SEC.gov |
| Jan 2 | KOP | Koppers Holdings Inc. | AGRANT◆ | 107 | — | — | — | Open the original filing on SEC.gov |
| Jan 2 | KOP | Koppers Holdings Inc. | AGRANT◆ | 3,426 | — | — | — | Open the original filing on SEC.gov |
| Jan 2 | KOP | Koppers Holdings Inc. | AGRANT◆ | 3,074 | — | — | — | Open the original filing on SEC.gov |
| Dec 16, 2025 | KOP | Koppers Holdings Inc. | AGRANT◆ | 522 | — | — | — | Open the original filing on SEC.gov |