| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Civantos John | Director | 4235 REDWOOD AVE, LOS ANGELES | /s/ Daniel Weinrot, Attorney-in-Fact for John Civantos | 13 Jun 2025 | 0001915482 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | SST | Class A Common Stock | Purchase | $73,295 | +18,842 | +62% | $3.89* | 49,455 | 12 Jun 2025 | Direct | F1, F2 |
| Id | Content |
|---|---|
| F1 | The price reported in Column 4 is a weighted average price. The shares were purchased in more than one transaction at prices ranging from $3.73 to $3.96, inclusive. The Reporting Person(s) undertake(s) to provide to the Issuer, any security holder, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote. |
| F2 | Represents the total number of shares held after the Issuer's completion of a 1-for-10 reverse stock split that occurred on June 11, 2025. |