| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| TEAGUE AJ | Director | 9651 KATY FREEWAY, SUITE 300, HOUSTON | /s/ Christopher M. Powell, Attorney-in-Fact | 18 Dec 2025 | 0001183251 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | SEI | Class A Common Stock | Purchase | $99,630 | +2,310 | +2.2% | $43.13 | 106,465 | 17 Dec 2025 | Direct | F1 |
| transaction | SEI | Class A Common Stock | Purchase | $99,584 | +2,310 | +38% | $43.11 | 8,310 | 17 Dec 2025 | Spouse |
| Id | Content |
|---|---|
| F1 | Includes 5,696 shares of Class A common stock subject to previously granted Restricted Stock Awards that remain subject to vesting. |