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CTKB Exercise Disclosure
Jiang Wenbin · SEC Form 4 · Filed Aug 20, 2026
Exercise
Calculated transaction value
$0
Jiang Wenbin President And CEO
CTKB
Cytek Biosciences
CTKB
Transaction date
Aug 18, 2026
Public filing date
Aug 20, 2026
Filing lag
Filed 2 days later
CTKB daily price context
Close on/before transaction
$4.67
Aug 18, 2026
First close after public filing
--
Unavailable
30-day return after filing
--
Through Unavailable
Source details
- Reported owner
- Not disclosed
- Source asset code
- Derivative
- Security
- Restricted Stock Units on Common Stock
- Quantity / price
- 22,100 shares @ $0
- SEC ownership
- Direct
- Transaction code
- M
- Form
- 4
- Filing identifier
- 0001872873-26-000006
Filing cohort
Transactions in this filing
Showing 12 of 12
Trades
12
Issuers
1
Estimated value
$169.38K
Buys / sales
0 / 0
| Issuer | Transaction | Traded | Value |
|---|---|---|---|
| Cytek Biosciences, Inc. CTKB | Exercise | Aug 18, 2026 | Not reported |
| Cytek Biosciences, Inc. CTKB | Disposition | Aug 18, 2026 | $32.98K |
| Cytek Biosciences, Inc. CTKB | Disposition | Aug 18, 2026 | $25.13K |
| Cytek Biosciences, Inc. CTKB | Exercise | Aug 18, 2026 | Not reported |
| Cytek Biosciences, Inc. CTKB | Exercise | Aug 18, 2026 | Not reported |
| Cytek Biosciences, Inc. CTKB | Exercise | Aug 18, 2026 | $0 |
| Cytek Biosciences, Inc. CTKB | Disposition | Aug 18, 2026 | $13.4K |
| Cytek Biosciences, Inc. CTKB | Exercise | Aug 18, 2026 | Not reported |
| Cytek Biosciences, Inc. CTKB | Disposition | Aug 18, 2026 | $97.86K |
| Cytek Biosciences, Inc. CTKB | Exercise | Aug 18, 2026 | $0 |
| Cytek Biosciences, Inc. CTKB Current | Exercise | Aug 18, 2026 | $0 |
| Cytek Biosciences, Inc. CTKB | Exercise | Aug 18, 2026 | $0 |