| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Huffmyer Timothy C. | VP, COO, CFO and Treasurer | 5800 CORPORATE DRIVE, PITTSBURGH | /s/ Jennifer M. Reinke as attorney-in-fact for Timothy C. Huffmyer | 11 Dec 2025 | 0001559111 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | SMSI | Common stock | Award | $0 | +75,398 | +50% | $0.000000 | 226,160 | 09 Dec 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Restricted stock subject to performance-based vesting. Shares will vest in installments subject to satisfaction of performance criteria for the fourth quarter of 2025. |