| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Chang Vance YuWen | Chief Financial Officer | 10 WEST WALNUT STREET, 5TH FLOOR, PASADENA | /s/ Christine K. Son as attorney-in-fact for Vance Y. Chang | 21 Aug 2025 | 0001711545 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | DIN | Common Stock | Purchase | $49,374 | +2,340 | +4.5% | $21.10 | 54,130 | 21 Aug 2025 | Direct |