| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Powell Christopher M | CHIEF LEGAL OFFICER | 9651 KATY FREEWAY, SUITE 300, HOUSTON | /s/ Christopher M. Powell | 28 Aug 2025 | 0001710164 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | SEI | Class A Common Stock | Sale | $382,500 | -12,750 | -8.9% | $30.00 | 130,615 | 26 Aug 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Includes 85,467 shares of Class A common stock from previously granted Restricted Stock Awards that remain subject to vesting. |