| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Sheckler Erinlea | Group President | 1360 POST OAK BLVD., SUITE 100, MC-14-1, HOUSTON | /s/ Julie Warnock, as attorney-in-fact for the Reporting Person | 03 Dec 2025 | 0002050557 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | STC | Common Stock | Options Exercise | $0 | +818 | +14% | $0.000000 | 6,831 | 02 Dec 2025 | Direct | F1 |
| transaction | STC | Common Stock | Tax liability | $15,676 | -205 | -3% | $76.47 | 6,626 | 02 Dec 2025 | Direct |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | STC | Restricted Stock Units | Options Exercise | $0 | -818 | -12% | $0.000000 | 5,729 | 02 Dec 2025 | Common Stock | 818 | $0.000000 | Direct | F1, F2 |
| Id | Content |
|---|---|
| F1 | Each restricted stock unit represents a contingent right to receive one share of STC Common Stock. |
| F2 | The restricted stock units will vest in four annual installments as follows: 818 shares on December 2, 2025, 818 shares on December 2, 2026, 1,637 shares on December 2, 2027, and 3,274 shares on December 2, 2028 |