Affiliations
- at Koppers Holdings Inc. (KOP), 2024-03-27
| Company | Symbol | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| KOP | $24.37 | 2,430 | Director | 32,840 | 2022-05-20 | Filing |
| KOP | $27.35 | 3,752 | Director | 32,192 | 2020-11-23 | Filing |
| KOP | $26.92 | 2,442 | Director | 27,510 | 2019-09-05 | Filing |
| KOP | $31.79 | 500 | Director | 21,144 | 2016-08-18 | Filing |