| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Kropotova Alexandra | CHIEF MEDICAL OFFICER | 777 W 41ST, SUITE 401, MIAMI BEACH | Alexandra Kropotova | 22 Sep 2025 | 0001825323 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | SABS | Common Stock | Tax liability | -1,977 | -4.2% | 45,272 | 19 Sep 2025 | Direct | F1, F2, F3 |
| Id | Content |
|---|---|
| F1 | Represents shares of the Issuer's common stock ("Common Stock") withheld to satisfy tax withholding requirements on the vesting of the Issuer's restricted stock units ("RSUs"). |
| F2 | Includes 29,340 shares of Common Stock and 15,932 shares of Common Stock which remain subject to vesting of RSUs granted under the Issuer's 2021 Equity Incentive Plan, as amended. |
| F3 | Each RSU represents a contingent right to receive one share of Common Stock. |