Johnson R. Michael 4
4 · Koppers Holdings Inc. · Filed May 15, 2019
Insider Transaction Report
Form 4
Johnson R. Michael
VP Utility and Industrial Prod
Transactions
- Purchase
Common Stock
2019-05-14$29.74/sh+1,523$45,294→ 203,787 total
4 · Koppers Holdings Inc. · Filed May 15, 2019
Common Stock