Cytek Biosciences, Inc. · NASDAQ:CTKB
Yan Ming exercised options for 33,270 Cytek Biosciences, Inc. shares (Form 4)
Traded Aug 18, 2026 · Filed Aug 20, 2026
On Aug 18, 2026, Yan Ming (Director, CHIEF TECHNOLOGY OFFICER) exercised options for 33,270 Cytek Biosciences, Inc. shares, leaving 4,821,870 shares. Filed Aug 20, 2026 (Form 4).
- Options exercised
- 33,270 shares
- Holding after
- 4,821,870 shares
- Trading plan
- No
- Role
- Director, CHIEF TECHNOLOGY OFFICER
The filing in full
| Date | Security | Transaction | Shares | Price | Holding after | Ownership |
|---|---|---|---|---|---|---|
| Aug 18, 2026 | Common Stock | Option exercise | 7,363 | 4,804,051 | Direct | |
| Aug 18, 2026 | Common Stock | Shares withheld for tax | 1,778 | US$4.67 | 4,802,273 | Direct |
| Aug 18, 2026 | Common Stock | Option exercise | 5,525 | 4,807,798 | Direct | |
| Aug 18, 2026 | Common Stock | Shares withheld for tax | 1,346 | US$4.67 | 4,806,452 | Direct |
| Aug 18, 2026 | Common Stock | Option exercise | 6,162 | 4,812,614 | Direct | |
| Aug 18, 2026 | Common Stock | Shares withheld for tax | 1,501 | US$4.67 | 4,811,113 | Direct |
| Aug 18, 2026 | Common Stock | Option exercise | 14,220 | 4,825,333 | Direct | |
| Aug 18, 2026 | Common Stock | Shares withheld for tax | 3,463 | US$4.67 | 4,821,870 | Direct |
Source
Related
- Cytek Biosciences, Inc.
- Yan Ming
- Cytek Biosciences, Inc. shareholders
- Form 4 · Yan Ming · Jun 16, 2026
- Form 4 · Yan Ming · May 20, 2026
- Form 4 · Jiang Wenbin · Aug 20, 2026
- Form 4 · McCombe William D. · Aug 20, 2026
- Form 4 · Muir Glenn P · Aug 20, 2026
- Form 4 · Holder Michael · Aug 20, 2026
- Form 4 · Chin Richard · Aug 20, 2026