| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Jones Teresa A. | Executive Vice President | 999 LAKE DRIVE, ISSAQUAH | /s/ Alejandro Torres, Attorney-in-Fact | 23 Jan 2026 | 0002031064 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | COST | Common Stock | Sale | $838,318 | -850 | -17% | $986.26 | 4,228 | 21 Jan 2026 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | The price shown is a weighted average price for shares sold in multiple transactions; the sale prices ranged from $986.220 to $986.480 per share. The reporting person will provide the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range. |