JIANG WENBIN

PrivateCIK: 1872873
Location

FREMONT, CA

JIANG WENBIN (President and CEO) exercised options at CYTEK BIOSCIENCES, INC.

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 4 exercises
InsiderJIANG WENBINCIK 1872873
IssuerCYTEK BIOSCIENCES, INC.CIK 1831915
DirectorOfficer· President and CEO
Since Jul 2021
-16.96K
Net shares
Net seller
$68.9K
Total sold
0
Open market trades
0B · 0S
12
Total transactions
69.64K acquired · 86.60K disposed
Non-Derivative Transactions8

Common Stock

Direct
M · Option Exercise

Shares

+6.76K

Price / share

Trade value

% of position

0.1%
8/18/2025
5.26M5.27M

Common Stock

Direct
F · Tax Withholding

Shares

1.65K

Price / share

$4.06

Trade value

$6.68K

% of position

0.0%
8/18/2025
5.27M5.27M

Common Stock

Direct
M · Option Exercise

Shares

+11.78K

Price / share

Trade value

% of position

0.2%
8/18/2025
5.27M5.28M

Common Stock

Direct
F · Tax Withholding

Shares

2.87K

Price / share

$4.06

Trade value

$11.65K

% of position

0.1%
8/18/2025
5.28M5.28M

Common Stock

Direct
M · Option Exercise

Shares

+22.10K

Price / share

Trade value

% of position

0.4%
8/18/2025
5.28M5.30M

Common Stock

Direct
F · Tax Withholding

Shares

5.38K

Price / share

$4.06

Trade value

$21.85K

% of position

0.1%
8/18/2025
5.30M5.29M

Common Stock

Direct
M · Option Exercise

Shares

+29K

Price / share

Trade value

% of position

0.5%
8/18/2025
5.29M5.32M

Common Stock

Direct
F · Tax Withholding

Shares

7.06K

Price / share

$4.06

Trade value

$28.67K

% of position

0.1%
8/18/2025
5.32M5.31M
Total

Net shares

+52.68K

Net value

-$68.85K

Derivative Transactions4

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Common Stock

6.76K shares

Shares

6.76K

Strike price

Held after

11.27K

Exercisable

8/18/2025

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Common Stock

11.78K shares

Shares

11.78K

Strike price

Held after

74.62K

Exercisable

8/18/2025

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Common Stock

22.10K shares

Shares

22.10K

Strike price

Held after

228.37K

Exercisable

8/18/2025

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Common Stock

29K shares

Shares

29K

Strike price

Held after

415.70K

Exercisable

8/18/2025
JIANG WENBIN — Insider Transaction (Form 4) Filed Aug 20, 2025 | Finecho