BUSQUE PHILIPPE

PrivateCIK: 1991396
Location

FREMONT, CA

BUSQUE PHILIPPE (SVP, GLOBAL SALES AND SERVICES) exercised options at CYTEK BIOSCIENCES, INC.

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

M · 3 exercises
InsiderBUSQUE PHILIPPECIK 1991396
IssuerCYTEK BIOSCIENCES, INC.CIK 1831915
Officer· SVP, GLOBAL SALES AND SERVICES
Since Mar 2026
-1.89K
Net shares
Net seller
$10.4K
Total sold
0
Open market trades
0B · 0S
9
Total transactions
7.37K acquired · 9.26K disposed
Non-Derivative Transactions6

Common Stock

Direct
M · Option Exercise

Shares

+1.54K

Price / share

Trade value

% of position

6.6%
11/18/2025
23.42K24.95K

Common Stock

Direct
F · Tax Withholding

Shares

393.00

Price / share

$5.53

Trade value

$2.17K

% of position

1.6%
11/18/2025
24.95K24.56K

Common Stock

Direct
M · Option Exercise

Shares

+2.21K

Price / share

Trade value

% of position

9.0%
11/18/2025
24.56K26.77K

Common Stock

Direct
F · Tax Withholding

Shares

565.00

Price / share

$5.53

Trade value

$3.12K

% of position

2.1%
11/18/2025
26.77K26.20K

Common Stock

Direct
M · Option Exercise

Shares

+3.63K

Price / share

Trade value

% of position

13.8%
11/18/2025
26.20K29.83K

Common Stock

Direct
F · Tax Withholding

Shares

927.00

Price / share

$5.53

Trade value

$5.13K

% of position

3.1%
11/18/2025
29.83K28.90K
Total

Net shares

+5.49K

Net value

-$10.42K

Derivative Transactions3

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Common Stock

1.54K shares

Shares

1.54K

Strike price

Held after

8.71K

Exercisable

11/18/2025

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Common Stock

2.21K shares

Shares

2.21K

Strike price

Held after

20.63K

Exercisable

11/18/2025

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Common Stock

3.63K shares

Shares

3.63K

Strike price

Held after

48.34K

Exercisable

11/18/2025
BUSQUE PHILIPPE — Insider Transaction (Form 4) Filed Nov 20, 2025 | Finecho