| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Adamo Claudine | Executive Vice President | 999 LAKE DRIVE, ISSAQUAH | /s/ Alejandro Torres, Attorney-in-Fact | 11 Mar 2026 | 0001916124 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | COST | Common Stock | Sale | $732,205 | -730 | -11% | $1003.02 | 6,121 | 09 Mar 2026 | Direct |