CIK 0001831915 · Accelerated filer
Cytek Biosciences, Inc.
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- CTKB
- Exchange
- Nasdaq
- Industry
- Laboratory Analytical Instruments
- FY end
- Dec 31
- Incorporated
- DE
- Entity type
- operating
- EIN
- 472547526
- Phone
- (877) 922-9835
- Business address
- 47215 LAKEVIEW BOULEVARD, FREMONT, CA, 94538
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $0
- in 0 filings
Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2025-06-18 | NEFF DEBORAH J Director | Grant or award · Restricted Stock Units | +43,973 | 43,973 | ||
| 2025-06-18 | NEFF DEBORAH J Director | Grant or award · Director Stock Option (right to buy) | +23,809 | 23,809 | ||
| 2025-06-18 | Ball Jack Director | Grant or award · Restricted Stock Units | +43,973 | 43,973 | ||
| 2025-06-18 | Ball Jack Director | Grant or award · Director Stock Option (right to buy) | +23,809 | 23,809 | ||
| 2025-06-18 | Holder Michael Director | Grant or award · Restricted Stock Units | +43,973 | 43,973 | ||
| 2025-06-18 | Holder Michael Director | Grant or award · Director Stock Option (right to buy) | +23,809 | 23,809 | ||
| 2025-06-18 | Imper Vera Director | Grant or award · Restricted Stock Units | +43,973 | 43,973 | ||
| 2025-06-18 | Imper Vera Director | Grant or award · Director Stock Option (right to buy) | +23,809 | 23,809 | ||
| 2025-06-05 | Imper Vera Director | Option exercise | +15,706 | 15,706 | ||
| 2025-06-05 | Imper Vera Director | Option exercise · Restricted Stock Units | −15,706 | 0 | ||
| 2025-06-05 | HARDISON DON M Director | Option exercise | +15,706 | 15,706 | ||
| 2025-06-05 | HARDISON DON M Director | Option exercise · Restricted Stock Units | −15,706 | 0 | ||
| 2025-06-05 | Ball Jack Director | Option exercise | +15,706 | 42,705 | ||
| 2025-06-05 | Ball Jack Director | Option exercise · Restricted Stock Units | −15,706 | 0 | ||
| 2025-06-05 | NEFF DEBORAH J Director | Option exercise | +15,706 | 15,706 | ||
| 2025-06-05 | NEFF DEBORAH J Director | Option exercise · Restricted Stock Units | −15,706 | 0 | ||
| 2025-06-02 | McCombe William D. Chief Financial Officer | Purchase | +35,000 | $2.78 | $97K | 55,746 |
| 2025-05-19 | McCombe William D. Chief Financial Officer | Option exercise | +25,283 | 25,283 | ||
| 2025-05-19 | McCombe William D. Chief Financial Officer | Shares withheld for taxes | −9,848 | $2.69 | $26K | 15,435 |
| 2025-05-19 | McCombe William D. Chief Financial Officer | Option exercise | +8,700 | 24,135 |
Page 16 of 49 · 980 trades