| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Duplantier Jon-Al | Director | 9 GREENWAY PLAZA, SUITE 110, HOUSTON | /s/ Justin M. Long, attorney-in-fact | 2025-06-10 | 0001472434 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | STEL | Common Stock | Award | $0 | +2.23K | +26.94% | $0.00 | 10.5K | Jun 6, 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Represents restricted shares of Common Stock that will vest on May 1, 2026, subject to continued service as a director of the issuer on such date. |