Stephanie L Apostolou insider trades
Open-market stock purchases and sales by Stephanie L Apostolou, Chief Legal&Sus Officer & Sec. at Koppers Holdings Inc, from SEC Form 4 filings since Jan 4, 2021.
Recent trades
| Date | Stock | Trade | Value |
|---|---|---|---|
| Feb 26, 2026 | KOP Koppers Holdings Inc | Sold (not open market) | $117K |
| Feb 26, 2026 | KOP Koppers Holdings Inc | Bought (not open market) | — |
| Feb 26, 2026 | KOP Koppers Holdings Inc | Bought (not open market) | — |
| Feb 26, 2026 | KOP Koppers Holdings Inc | Bought (not open market) | — |
| Jan 5, 2026 | KOP Koppers Holdings Inc | Bought (not open market) | — |
| Jan 5, 2026 | KOP Koppers Holdings Inc | Sold (not open market) | $155K |
| Jan 5, 2026 | KOP Koppers Holdings Inc | Bought (not open market) | — |
| Jan 5, 2026 | KOP Koppers Holdings Inc | Bought (not open market) | — |
| Jan 2, 2026 | KOP Koppers Holdings Inc | Bought (not open market) | — |
| Jan 2, 2026 | KOP Koppers Holdings Inc | Bought (not open market) | — |
| Jan 2, 2026 | KOP Koppers Holdings Inc | Bought (not open market) | — |
| Dec 16, 2025 | KOP Koppers Holdings Inc | Bought (not open market) | — |
Companies traded
- KOP Koppers Holdings Inc: other filings, last Feb 26, 2026
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