| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| GIUSTRA FRANK | 10%+ Owner | 64 CHESTER SQUARE, LONDON, UNITED KINGDOM | /s/ Frank Giustra | 04 Feb 2026 | 0001233215 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | STEX | Common Stock | Purchase | $317,000 | +100,000 | +8.5% | $3.17 | 1,278,205 | 04 Feb 2026 | Frank Giustra 2018 SSAS | F1 |
| Id | Content |
|---|---|
| F1 | Represents shares of Common Stock held by an entity for which the Reporting Person holds voting and dispositive control. |