| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| ROMEO CARMEN | Director | 1 FREEDOM VALLEY DRIVE, OAKS | /s/ Carmen Romeo, by Diane Gallagher, attorney in fact | 2025-11-12 | 0001191727 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | SEIC | COMMON STOCK | Options Exercise | $267K | +5K | +0.32% | $53.34 | 1.58M | Nov 11, 2025 | Direct | |
| transaction | SEIC | COMMON STOCK | Sale | -$420K | -5K | -0.32% | $84.01 | 1.57M | Nov 11, 2025 | Direct | F1 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | SEIC | Option to Purchase Common Stock | Options Exercise | -5K | -100% | 0 | Nov 11, 2025 | Common Stock | 5K | $53.34 | Direct | F2 |
| Id | Content |
|---|---|
| F1 | Represents the weighted average of a range of sale prices from $84.00 to $84.01. The reporting person undertakes to provide to the Staff of the Securities and Exchange Commission, the Company, or any stockholder of the Company, upon request, full information regarding the number of shares sold at each separate price. |
| F2 | Received as compensation for service on the Company's Board of Directors. |