| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Couchara Georgeann | SVP, Human Resources | 2200 PENNSYLVANIA AVENUE NW, SUITE 800W, WASHINGTON | /s/ James F. O'Reilly, attorney-in-fact for Georgeann Couchara | 25 Feb 2026 | 0001877108 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | DHR | Common Stock | Tax liability | $21,128 | -101 | -2.5% | $209.19 | 3,937 | 24 Feb 2026 | Direct |