| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| FOWLER JOHN D JR | Director | 300 PROFESSIONAL DRIVE, GAITHERSBURG | /s/ Richard S. Lindahl, Attorney-in-fact | 05 Mar 2026 | 0001190344 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| holding | EBS | Common Stock | 0 | 01 Mar 2026 | Direct |