8-KThe WireRed Alert
Executive Change
Filed Mar 22, 2023 · 3y ago · Accession 0000950170-23-009213
Plain English
Material event — a significant development the company must disclose promptly.
Read the source below for the full document.
Filing details
- Company
- Koppers Holdings Inc.
- Ticker
- KOP
- CIK
- 1315257
- Form type
- 8-K
- Filing date
- Mar 22, 2023
- Report date
- Mar 20, 2023
- Document
- kop-20230320.htm
- Size
- 217 KB