Insider · CIK 0001806249
Stephanie L Apostolou
officer
Files at KOP (Koppers Holdings Inc.). First filing -, latest -.
Track record
Not enough history
Fewer than three past buys with six months of prices.
Median 6-month excess
-
after past buys, n = 0
Hit rate
-
past buys that beat the index over 6 months
Open-market trades
0 / 0
$0 bought, $0 sold
Signals
This insider’s open-market buys and sells, scored.
No scored open-market trades yet.
Transactions
Every row this insider has filed, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Feb 26, 2026 | KOP Koppers Holdings Inc. | AGrant or award Common Stock | +7,223 | $0.00 | $0 | 66,125 | Mar 2, 2026 |
| Feb 26, 2026 | KOP Koppers Holdings Inc. | MOption exercise Common Stock | +174 | $0.00 | $0 | 66,299 | Mar 2, 2026 |
| Feb 26, 2026 | KOP Koppers Holdings Inc. | FTax withholding Common Stock | -3,149 | $37.24 | $117k | 63,150 | Mar 2, 2026 |
| Feb 26, 2026 | KOP Koppers Holdings Inc. | AGrant or award Dividend Equivalent Rightsderivative | +174 | $0.00 | $0 | 322 | Mar 2, 2026 |
| Feb 26, 2026 | KOP Koppers Holdings Inc. | MOption exercise Dividend Equivalent Rightsderivative | -174 | $0.00 | $0 | 148 | Mar 2, 2026 |
| Jan 5, 2026 | KOP Koppers Holdings Inc. | AGrant or award Common Stock | +9,876 | $0.00 | $0 | 59,753 | Jan 6, 2026 |
| Jan 5, 2026 | KOP Koppers Holdings Inc. | MOption exercise Common Stock | +4,666 | - | - | 64,419 | Jan 6, 2026 |
| Jan 5, 2026 | KOP Koppers Holdings Inc. | MOption exercise Common Stock | +240 | $0.00 | $0 | 64,659 | Jan 6, 2026 |
| Jan 5, 2026 | KOP Koppers Holdings Inc. | FTax withholding Common Stock | -5,757 | $26.93 | $155k | 58,902 | Jan 6, 2026 |
| Jan 2, 2026 | KOP Koppers Holdings Inc. | AGrant or award Restricted Stock Unitsderivative | +1,153 | $0.00 | $0 | 4,666 | Jan 6, 2026 |
| Jan 2, 2026 | KOP Koppers Holdings Inc. | AGrant or award Restricted Stock Unitsderivative | +1,335 | $0.00 | $0 | 1,335 | Jan 6, 2026 |
| Jan 2, 2026 | KOP Koppers Holdings Inc. | AGrant or award Dividend Equivalent Rightsderivative | +39 | $0.00 | $0 | 388 | Jan 6, 2026 |
| Jan 5, 2026 | KOP Koppers Holdings Inc. | MOption exercise Restricted Stock Unitsderivative | -4,666 | $0.00 | $0 | 0 | Jan 6, 2026 |
| Jan 5, 2026 | KOP Koppers Holdings Inc. | MOption exercise Dividend Equivalent Rightsderivative | -240 | $0.00 | $0 | 148 | Jan 6, 2026 |
| Dec 16, 2025 | KOP Koppers Holdings Inc. | AGrant or award Dividend Equivalent Rightsderivative | +245 | $0.00 | $0 | 349 | Dec 17, 2025 |
| Jan 3, 2025 | KOP Koppers Holdings Inc. | AGrant or award Common Stock | +13,628 | $0.00 | $0 | 47,662 | Jan 7, 2025 |
| Jan 3, 2025 | KOP Koppers Holdings Inc. | MOption exercise Common Stock | +6,867 | - | - | 54,529 | Jan 7, 2025 |
| Jan 3, 2025 | KOP Koppers Holdings Inc. | MOption exercise Common Stock | +210 | $0.00 | $0 | 54,739 | Jan 7, 2025 |
| Jan 3, 2025 | KOP Koppers Holdings Inc. | FTax withholding Common Stock | -5,690 | $31.72 | $180k | 49,049 | Jan 7, 2025 |
| Jan 3, 2025 | KOP Koppers Holdings Inc. | AGrant or award Restricted Stock Unitsderivative | +2,630 | $0.00 | $0 | 6,867 | Jan 7, 2025 |
| Jan 3, 2025 | KOP Koppers Holdings Inc. | AGrant or award Restricted Stock Unitsderivative | +1,439 | $0.00 | $0 | 3,513 | Jan 7, 2025 |
| Jan 3, 2025 | KOP Koppers Holdings Inc. | AGrant or award Dividend Equivalent Rightsderivative | +69 | $0.00 | $0 | 314 | Jan 7, 2025 |
| Jan 3, 2025 | KOP Koppers Holdings Inc. | MOption exercise Restricted Stock Unitsderivative | -6,867 | $0.00 | $0 | 0 | Jan 7, 2025 |
| Jan 3, 2025 | KOP Koppers Holdings Inc. | MOption exercise Dividend Equivalent Rightsderivative | -210 | $0.00 | $0 | 104 | Jan 7, 2025 |
| Dec 16, 2024 | KOP Koppers Holdings Inc. | AGrant or award Dividend Equivalent Rightsderivative | +115 | $0.00 | $0 | 245 | Dec 18, 2024 |
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.