DEF 14AThe Ballot
Koppers Holdings Inc. files DEF 14A
Filed Apr 4, 2022 · 4y ago · Accession 0001193125-22-095129
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 4, 2022
- Report date
- May 5, 2022
- Document
- d231529ddef14a.htm
- Size
- 6.1 MB