McCombe William D.
Chief Financial Officer · 18 insider transactions on file
All transactions
| Date | Ticker | Company | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| 2026-05-18 | CTKB | Cytek Biosciences, Inc. | Tax withholding | 3,839 | $3.55 | $13,628.45 | filing |
| 2026-05-18 | CTKB | Cytek Biosciences, Inc. | Tax withholding | 3,122 | $3.55 | $11,083.10 | filing |
| 2026-05-18 | CTKB | Cytek Biosciences, Inc. | Tax withholding | 2,268 | $3.55 | $8,051.40 | filing |
| 2026-05-18 | CTKB | Cytek Biosciences, Inc. | Option exercise | 6,320 | — | — | filing |
| 2026-05-18 | CTKB | Cytek Biosciences, Inc. | Option exercise | 8,700 | — | — | filing |
| 2026-05-18 | CTKB | Cytek Biosciences, Inc. | Option exercise | 10,699 | — | — | filing |
| 2026-03-10 | CTKB | Cytek Biosciences, Inc. | Tax withholding | 7,145 | $4.23 | $30,223.35 | filing |
| 2026-03-10 | CTKB | Cytek Biosciences, Inc. | Tax withholding | 2,603 | $4.23 | $11,010.69 | filing |
| 2026-03-10 | CTKB | Cytek Biosciences, Inc. | Option exercise | 6,320 | — | — | filing |
| 2026-03-10 | CTKB | Cytek Biosciences, Inc. | Option exercise | 17,401 | — | — | filing |
| 2025-11-18 | CTKB | Cytek Biosciences, Inc. | Tax withholding | 4,196 | $5.53 | $23,203.88 | filing |
| 2025-11-18 | CTKB | Cytek Biosciences, Inc. | Tax withholding | 2,032 | $5.53 | $11,236.96 | filing |
| 2025-11-18 | CTKB | Cytek Biosciences, Inc. | Option exercise | 13,051 | — | — | filing |
| 2025-11-18 | CTKB | Cytek Biosciences, Inc. | Option exercise | 6,320 | — | — | filing |
| 2025-08-18 | CTKB | Cytek Biosciences, Inc. | Tax withholding | 5,084 | $4.06 | $20,641.04 | filing |
| 2025-08-18 | CTKB | Cytek Biosciences, Inc. | Tax withholding | 2,462 | $4.06 | $9,995.72 | filing |
| 2025-08-18 | CTKB | Cytek Biosciences, Inc. | Option exercise | 6,320 | — | — | filing |
| 2025-08-18 | CTKB | Cytek Biosciences, Inc. | Option exercise | 13,051 | — | — | filing |
Insider transactions from SEC Form 4 filings via EDGAR. Names appear as filed and aren't normalized across issuers.