| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Jeter Frances H. | Director | 9 GREENWAY PLAZA, SUITE 110, HOUSTON | /s/ Justin M. Long | 11 Dec 2025 | 0001654242 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | STEL | Common Stock | Gift | $0 | -630 | -2.1% | $0.000000 | 29,606 | 09 Dec 2025 | Direct | |
| transaction | STEL | Common Stock | Gift | $0 | -315 | -1.1% | $0.000000 | 29,291 | 09 Dec 2025 | Direct | |
| transaction | STEL | Common Stock | Gift | $0 | -155 | -0.53% | $0.000000 | 29,136 | 09 Dec 2025 | Direct |