| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| BALL M LEROY | CEO, Director | 436 SEVENTH AVENUE, PITTSBURGH | /s/Stephanie L. Apostolou, Attorney in Fact | 20 Jun 2025 | 0001229771 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | KOP | Common Stock | Gift | $0 | -834 | -0.23% | $0.000000 | 359,428 | 18 Jun 2025 | Direct |