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 |
|---|---|---|---|---|---|---|
| 2025-05-19 | McCombe William D. Chief Financial Officer | Shares withheld for taxes | −3,389 | $2.69 | $9K | 20,746 |
| 2025-05-19 | McCombe William D. Chief Financial Officer | Option exercise · Restricted Stock Units | −25,283 | 75,849 | ||
| 2025-05-19 | McCombe William D. Chief Financial Officer | Option exercise · Restricted Stock Units | −8,700 | 200,116 | ||
| 2025-05-19 | Jiang Wenbin PRESIDENT AND CEO | Option exercise | +6,758 | 5,231,669 | ||
| 2025-05-19 | Jiang Wenbin PRESIDENT AND CEO | Shares withheld for taxes | −1,646 | $2.69 | $4K | 5,230,023 |
| 2025-05-19 | Jiang Wenbin PRESIDENT AND CEO | Option exercise | +7,854 | 5,237,877 | ||
| 2025-05-19 | Jiang Wenbin PRESIDENT AND CEO | Shares withheld for taxes | −1,913 | $2.69 | $5K | 5,235,964 |
| 2025-05-19 | Jiang Wenbin PRESIDENT AND CEO | Option exercise | +14,733 | 5,250,697 | ||
| 2025-05-19 | Jiang Wenbin PRESIDENT AND CEO | Shares withheld for taxes | −3,588 | $2.69 | $10K | 5,247,109 |
| 2025-05-19 | Jiang Wenbin PRESIDENT AND CEO | Option exercise | +19,334 | 5,266,443 | ||
| 2025-05-19 | Jiang Wenbin PRESIDENT AND CEO | Shares withheld for taxes | −4,708 | $2.69 | $13K | 5,261,735 |
| 2025-05-19 | Jiang Wenbin PRESIDENT AND CEO | Option exercise · Restricted Stock Units | −6,758 | 18,030 | ||
| 2025-05-19 | Jiang Wenbin PRESIDENT AND CEO | Option exercise · Restricted Stock Units | −7,854 | 86,399 | ||
| 2025-05-19 | Jiang Wenbin PRESIDENT AND CEO | Option exercise · Restricted Stock Units | −14,733 | 250,473 | ||
| 2025-05-19 | Jiang Wenbin PRESIDENT AND CEO | Option exercise · Restricted Stock Units | −19,334 | 444,703 | ||
| 2025-05-19 | Barnett Valerie CHIEF LEGAL OFFICER | Option exercise | +2,016 | 75,388 | ||
| 2025-05-19 | Barnett Valerie CHIEF LEGAL OFFICER | Shares withheld for taxes | −786 | $2.69 | $2K | 74,602 |
| 2025-05-19 | Barnett Valerie CHIEF LEGAL OFFICER | Option exercise | +2,454 | 77,056 | ||
| 2025-05-19 | Barnett Valerie CHIEF LEGAL OFFICER | Shares withheld for taxes | −956 | $2.69 | $3K | 76,100 |
| 2025-05-19 | Barnett Valerie CHIEF LEGAL OFFICER | Option exercise | +5,156 | 81,256 |
Page 17 of 49 · 980 trades