| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| DeGolyer Donald W | Director | 300 PROFESSIONAL DR, GAITHERSBURG | /s/ Richard S. Lindahl, Attorney-in-fact | 12 Nov 2025 | 0001583098 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | EBS | Common Stock | Sale | $187,623 | -17,801 | -13% | $10.54 | 119,858 | 10 Nov 2025 | Direct | F1, F2 |
| Id | Content |
|---|---|
| F1 | Represents the number of shares sold by the Reporting Person. Shares were sold pursuant to a Rule 10b5-1 trading plan, dated August 11, 2025, for the purpose of satisfying tax obligations relating to the vesting of RSUs on October 2, 2025. |
| F2 | For reporting purposes, sales prices within a $1 range have been aggregated and the weighted average sales price has been reported. The price ranges were: $10.33 - $10.79. The Company maintains a record of the transactions and copies will be provided upon request. |