| 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 | 22 Sep 2025 | 0002050557 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | STC | Common Stock | Options Exercise | +339 | +5.9% | 6,098 | 19 Sep 2025 | Direct | F1 | ||
| transaction | STC | Common Stock | Tax liability | $6,399 | -85 | -1.4% | $75.28 | 6,013 | 19 Sep 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 | -339 | -100% | $0.000000 | 0 | 19 Sep 2025 | Common Stock | 339 | $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 | Represents the remaining unvested portion of time-based restricted stock granted on 9/19/2022 pursuant to the Plan, which began vesting in three equal annual installments on the first anniversary of the date of grant. |