| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| BALL M LEROY | CEO, Director | 436 SEVENTH AVENUE, PITTSBURGH | /s/ Stephanie L. Apostolou, Attorney in Fact | 18 Mar 2026 | 0001229771 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | KOP | Common Stock | Sale | $94,358 | -2,489 | -0.55% | $37.91 | 447,459 | 17 Mar 2026 | Direct | |
| transaction | KOP | Common Stock | Gift | -1,200 | -0.27% | $0.000000* | 446,259 | 17 Mar 2026 | Direct |