Jiang Wenbin
SEC insider (Form 3/4/5 filer). CIK 0001872873. PRESIDENT AND CEO at Cytek Biosciences, Inc. (CTKB). 65 reported Form 4/5 transactions since Sep 2024; latest on Aug 18, 2026. Located in FREMONT, CA.
Companies Jiang Wenbin has filed insider reports for
- Cytek Biosciences, Inc. (CTKB): Director, Officer, PRESIDENT AND CEO
Jiang Wenbin
CIK: 0001872873
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
Cytek Biosciences, Inc.
Discretionary Trading P&L
Holdings
Transaction History (65 total)
- Aug 18, 2026CTKB
Cytek Biosciences, Inc.
ExerciseDirect57.2K shares- - Aug 18, 2026CTKB
Cytek Biosciences, Inc.
ExerciseDirect29K shares- - Aug 18, 2026CTKB
Cytek Biosciences, Inc.
Tax PaymentDirect5.4K shares at avg. $4.67$25K - Aug 18, 2026CTKB
Cytek Biosciences, Inc.
Tax PaymentDirect7.1K shares at avg. $4.67$33K - Aug 18, 2026CTKB
Cytek Biosciences, Inc.
ExerciseDirect11.8K shares- - Aug 18, 2026CTKB
Cytek Biosciences, Inc.
Tax PaymentDirect21K shares at avg. $4.67$98K - Aug 18, 2026CTKB
Cytek Biosciences, Inc.
Tax PaymentDirect2.9K shares at avg. $4.67$13K - Aug 18, 2026CTKB
Cytek Biosciences, Inc.
ExerciseDirect22.1K shares- - May 18, 2026CTKB
Cytek Biosciences, Inc.
Tax PaymentDirect15K shares at avg. $3.55$53K - May 18, 2026CTKB
Cytek Biosciences, Inc.
ExerciseDirect7.9K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Aug 18, 2026 | CTKB Cytek Biosciences, Inc. | Exercise | 57,212 | - | $0 | Direct |
| Aug 18, 2026 | CTKB Cytek Biosciences, Inc. | Exercise | 29,002 | - | $0 | Direct |
| Aug 18, 2026 | CTKB Cytek Biosciences, Inc. | Tax Payment | 5,382 | $4.67 | $25,134 | Direct |
| Aug 18, 2026 | CTKB Cytek Biosciences, Inc. | Tax Payment | 7,062 | $4.67 | $32,980 | Direct |
| Aug 18, 2026 | CTKB Cytek Biosciences, Inc. | Exercise | 11,781 | - | $0 | Direct |
| Aug 18, 2026 | CTKB Cytek Biosciences, Inc. | Tax Payment | 20,956 | $4.67 | $97,865 | Direct |
| Aug 18, 2026 | CTKB Cytek Biosciences, Inc. | Tax Payment | 2,869 | $4.67 | $13,398 | Direct |
| Aug 18, 2026 | CTKB Cytek Biosciences, Inc. | Exercise | 22,100 | - | $0 | Direct |
| May 18, 2026 | CTKB Cytek Biosciences, Inc. | Tax Payment | 15,009 | $3.55 | $53,282 | Direct |
| May 18, 2026 | CTKB Cytek Biosciences, Inc. | Exercise | 7,854 | - | $0 | Direct |
1-10 of 65 transactions