| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Chan Christopher H.M. | Chief Financial Officer | 11440 TOMAHAWK CREEK PARKWAY, LEAWOOD | /s/ Carolyn Slattery, attorney-in-fact | 10 Oct 2025 | 0002090733 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | BUSE | Common Stock | Award | $0 | +21,395 | $0.000000 | 21,395 | 08 Oct 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Represents a grant by the Board of Directors of Restricted Stock Units which vest on the third anniversary of the grant date. |