DEF 14AThe Ballot
Koppers Holdings Inc. files DEF 14A
Filed Apr 3, 2023 · 3y ago · Accession 0001193125-23-089616
Plain English
Proxy statement — executive pay, board nominees, and shareholder votes.
Read the source below for the full document.
Filing details
- Company
- Koppers Holdings Inc.
- Ticker
- KOP
- CIK
- 1315257
- Form type
- DEF 14A
- Filing date
- Apr 3, 2023
- Report date
- —
- Document
- d363202ddef14a.htm
- Size
- 11.6 MB