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 · 3 exercises
InsiderJIANG WENBINCIK 1872873
IssuerCYTEK BIOSCIENCES, INC.CIK 1831915
DirectorOfficer· President and CEO
Since Jul 2021
+1.38M
Net shares
Net buyer
$88.8K
Total sold
0
Open market trades
0B · 0S
11
Total transactions
1.48M acquired · 104.83K disposed
Non-Derivative Transactions6

Common Stock

Direct
M · Option Exercise

Shares

+15.71K

Price / share

Trade value

% of position

0.3%
3/10/2026
5.36M5.38M

Common Stock

Direct
F · Tax Withholding

Shares

3.83K

Price / share

$4.23

Trade value

$16.18K

% of position

0.1%
3/10/2026
5.38M5.37M

Common Stock

Direct
M · Option Exercise

Shares

+29.47K

Price / share

Trade value

% of position

0.5%
3/10/2026
5.37M5.40M

Common Stock

Direct
F · Tax Withholding

Shares

7.75K

Price / share

$4.23

Trade value

$32.77K

% of position

0.1%
3/10/2026
5.40M5.39M

Common Stock

Direct
M · Option Exercise

Shares

+38.67K

Price / share

Trade value

% of position

0.7%
3/10/2026
5.39M5.43M

Common Stock

Direct
F · Tax Withholding

Shares

9.42K

Price / share

$4.23

Trade value

$39.83K

% of position

0.2%
3/10/2026
5.43M5.42M
Total

Net shares

+62.86K

Net value

-$88.78K

Derivative Transactions5

Employee Stock Option (right to buy)

Direct
A · Award
Converts to

Common Stock

485.55K shares

Shares

+485.55K

Strike price

4.23

Held after

485.55K

Exercisable

3/10/2026

Restricted Stock Units

Direct
A · Award
Converts to

Common Stock

915.41K shares

Shares

+915.41K

Strike price

Held after

915.41K

Exercisable

3/10/2026

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Common Stock

15.71K shares

Shares

15.71K

Strike price

Held after

47.13K

Exercisable

3/10/2026

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Common Stock

29.47K shares

Shares

29.47K

Strike price

Held after

176.81K

Exercisable

3/10/2026

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Common Stock

38.67K shares

Shares

38.67K

Strike price

Held after

348.03K

Exercisable

3/10/2026
JIANG WENBIN — Insider Transaction (Form 4) Filed Mar 12, 2026 | Finecho