| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| WEST ALFRED P JR | Chairman Emeritus | 1 FREEDOM VALLEY DRIVE, OAKS | /s/ Alfred P. West, Jr., by Diane Gallagher, attorney in fact | 02 Jan 2026 | 0001059374 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | SEIC | Common Stock | Tax liability | $285,594 | -3,482 | -0.05% | $82.02 | 6,938,230 | 01 Jan 2026 | Direct |