| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| LINDAHL RICHARD S | EVP, Chief Financial Officer | 300 PROFESSIONAL DRIVE, GAITHERSBURG | /s/ Richard S. Lindahl | 10 Jun 2025 | 0001196632 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | EBS | Common Stock | Tax liability | $18,120 | -2,733 | -0.91% | $6.63 | 296,492 | 08 Jun 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Represents shares of common stock withheld to pay taxes associated with vesting and settlement of restricted stock units. |