| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| HIGGINS JOHN L | Director | 5980 HORTON STREET, STE 600, EMERYVILLE | By: /s/ Charles S. Berkman, Attorney-in-Fact For: John L. Higgins | 30 Jan 2026 | 0001208906 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | OABI | Common Stock | Options Exercise | +13,172 | +0.45% | 2,942,320 | 30 Jan 2026 | Direct | F1, F2 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | OABI | Restricted Stock Units | Options Exercise | $0 | -13,172 | -40% | $0.000000 | 20,000 | 30 Jan 2026 | Common Stock | 13,172 | Direct | F1, F2 |
| Id | Content |
|---|---|
| F1 | Represents the vesting of an RSU which occurs in three substantially equal annual installments, beginning January 30th, 2024, subject to the Reporting Person's continued service to the Issuer through each such vesting date. |
| F2 | Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock. |