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| Keyboard |
| Apostolou Stephanie L
✚
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|---|---|
| CIK # | 0001806249 |
| EDGAR Form | CIK | 2011 - 2026 |
|---|---|---|
| 3 | [0001806249] | |
| 4 | [0001806249] |
| Form 3/4/5 Subject | 2011 - 2026 |
|---|---|
| Apostolou Stephanie L | |
| Koppers Holdings Inc |
| Insider Transaction (Form 3/4/5) | Date | Action | Shares | Price | Value ($) |
|---|---|---|---|---|---|
|
Koppers Holdings Inc KOP
Dividend Equivalent Rights · derivative
|
2026-02-26 | Grant | 174 | $0.00 | |
|
Koppers Holdings Inc KOP
Common Stock
|
2026-02-26 | Tax withheld | 3,149 | $37.24 | 117,269 |
|
Koppers Holdings Inc KOP
Common Stock
|
2026-02-26 | Option exercise | 174 | $0.00 | |
|
Koppers Holdings Inc KOP
Common Stock
|
2026-02-26 | Grant | 7,223 | $0.00 | |
|
Koppers Holdings Inc KOP
Dividend Equivalent Rights · derivative
|
2026-02-26 | Option exercise | 174 | $0.00 | |
|
Koppers Holdings Inc KOP
Common Stock
|
2026-01-05 | Grant | 9,876 | $0.00 | |
|
Koppers Holdings Inc KOP
Dividend Equivalent Rights · derivative
|
2026-01-05 | Option exercise | 240 | $0.00 | |
|
Koppers Holdings Inc KOP
Common Stock
|
2026-01-05 | Option exercise | 240 | $0.00 | |
|
Koppers Holdings Inc KOP
Common Stock
|
2026-01-05 | Tax withheld | 5,757 | $26.93 | 155,036 |
|
Koppers Holdings Inc KOP
Restricted Stock Units · derivative
|
2026-01-05 | Option exercise | 4,666 | $0.00 | |
|
Koppers Holdings Inc KOP
Common Stock
|
2026-01-05 | Option exercise | 4,666 | ||
|
Koppers Holdings Inc KOP
Restricted Stock Units · derivative
|
2026-01-02 | Grant | 1,335 | $0.00 | |
|
Koppers Holdings Inc KOP
Restricted Stock Units · derivative
|
2026-01-02 | Grant | 1,153 | $0.00 | |
|
Koppers Holdings Inc KOP
Dividend Equivalent Rights · derivative
|
2026-01-02 | Grant | 39 | $0.00 | |
|
Koppers Holdings Inc KOP
Dividend Equivalent Rights · derivative
|
2025-12-16 | Grant | 245 | $0.00 | |
|
Koppers Holdings Inc KOP
Common Stock
|
2025-01-03 | Grant | 13,628 | $0.00 | |
|
Koppers Holdings Inc KOP
Common Stock
|
2025-01-03 | Tax withheld | 5,690 | $31.72 | 180,487 |
|
Koppers Holdings Inc KOP
Common Stock
|
2025-01-03 | Option exercise | 210 | $0.00 | |
|
Koppers Holdings Inc KOP
Common Stock
|
2025-01-03 | Option exercise | 6,867 | ||
|
Koppers Holdings Inc KOP
Restricted Stock Units · derivative
|
2025-01-03 | Grant | 1,439 | $0.00 | |
| showing 20 of 68 most recent transactions | |||||