| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Yan Ming | CHIEF TECHNOLOGY OFFICER, Director | C/O CYTEK BIOSCIENCES, INC., 47215 LAKEVIEW BOULEVARD, FREMONT | /s/ Valerie Barnett, Attorney-in-Fact | 13 Mar 2026 | 0001874041 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CTKB | Common Stock | Gift | -1,176,000 | -19% | $0.000000* | 4,915,933 | 13 Mar 2026 | Direct |