CHIN RICHARD

PrivateCIK: 1337252
Location

WALTHAM, MA

CHIN RICHARD exercised options at CYTEK BIOSCIENCES, INC.

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

M · 1 exercise
InsiderCHIN RICHARDCIK 1337252
→
IssuerCYTEK BIOSCIENCES, INC.CIK 1831915
Director
Since Mar 2026
0.00
Net shares
Net seller
$0.00
Total acquired
0
Open market trades
0B · 0S
2
Total transactions
6.11K acquired · 6.11K disposed
Non-Derivative Transactions1

Common Stock

Direct
M · Option Exercise

Shares

+6.11K

Price / share

—

Trade value

—

% of position

27.3%
8/18/2026
22.39K→28.50K
Total

Net shares

+6.11K

Net value

$0.00

Derivative Transactions1

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Common Stock

6.11K shares

Shares

−6.11K

Strike price

Held after

44.79K

Exercisable

—

8/18/2026
CHIN RICHARD — Insider Transaction (Form 4) Filed Aug 20, 2026 | Finecho