4//SEC Filing
Vartanian Nishan J. 4
Accession 0000950170-25-068056
CIK 0001315257other
Filed
May 8, 8:00 PM ET
Accepted
May 9, 4:19 PM ET
Size
4.5 KB
Accession
0000950170-25-068056
Insider Transaction Report
Form 4
Vartanian Nishan J.
Director
Transactions
- Award
Common Stock
2025-05-08+4,778→ 7,334 total
Footnotes (1)
- [F1]The reporting person was awarded time-based restricted stock units.
Documents
Issuer
Koppers Holdings Inc.
CIK 0001315257
Entity typeother
Related Parties
1- filerCIK 0001564614
Filing Metadata
- Form type
- 4
- Filed
- May 8, 8:00 PM ET
- Accepted
- May 9, 4:19 PM ET
- Size
- 4.5 KB