| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| MOYES JAY M | Director | 1885 WEST 2100 SOUTH, SALT LAKE CITY, | /s/ Kevin Ontiveros, by power of attorney | 27 Aug 2025 | 0001191062 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | SINT | Common Stock | Purchase | $10,756 | +3,000 | $3.59 | 3,000 | 26 Aug 2025 | Direct |