| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| GRIFFIN MICHELLE RENEE | Director | C/O ADAPTIVE BIOTECHNOLOGIES CORPORATION, 1165 EASTLAKE AVENUE EAST, SEATTLE | /s/ Michelle Renee Griffin by Kyle Piskel, Attorney-in-Fact | 06 Mar 2026 | 0001229765 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ADPT | Common Stock | Award | +15,625 | +102% | $0.000000* | 31,019 | 04 Mar 2026 | Direct |