| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Trask Kevin | Chief Financial Officer | 1885 WEST 2100 SOUTH, SALT LAKE CITY, | /s/ Kevin Ontiveros, by power of attorney | 04 Sep 2025 | 0002083027 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| holding | SINT | Common Stock, par value $0.01 | 4,376 | 04 Sep 2025 | Direct |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| holding | SINT | Restricted Stock Units | 04 Sep 2025 | Common Stock, par value $0.01 | 20,000 | Direct | F1, F2 |
| Id | Content |
|---|---|
| F1 | Granted pursuant to Issuer's 2020 Equity Incentive Plan, as amended. Each restricted stock unit ("RSU") represents the contingent right to receive, upon vesting, one share of the Issuer's common stock. |
| F2 | 25% immediately vested and remainder vest over 3 years |