| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Householder Jeffry M | President & CEO, Director | 500 ENERGY LANE, DOVER | Beth W. Cooper, by Power of Attorney | 29 Dec 2025 | 0001608024 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CPK | Common Stock | Sale | $240,084 | -1,908 | -3.5% | $125.83 | 51,916 | 26 Dec 2025 | Direct | F1, F2 |
| holding | CPK | Common Stock | 514 | 26 Dec 2025 | 401k Plan |
| Id | Content |
|---|---|
| F1 | Proceeds of shares sold to be used for purchase of second home. |
| F2 | Includes 31,328 deferred stock units that will be settled on a one-for-one basis in common stock. |