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Cytek Biosciences, Inc.

CTKB No buying or selling

CIK 0001831915 #2941 in the set updated 21 Sep 2026

Bought (1 mo)

$0.00

out of their own pocket, the only kind of buying there is

Sold (1 mo)

$0.00

$0.00 on a plan · $0.00 straight out of an exercise

Sold at will

$0.00

0 of 0 sales

Net

$0.00

$0.00 against sales at will

By person

13 insiders · 0 transactions

Insider

Role

Bought

Sold

Net

Holding

Worth

Change

Jiang Wenbin

PRESIDENT AND CEO

—

5,561,029

$15.46M

+7.8%

Yan Ming

CHIEF TECHNOLOGY OFFICER

—

4,821,870

$13.40M

−19.7%

Barnett Valerie

CHIEF LEGAL OFFICER

—

150,012

$417.03K

+178.2%

McCombe William D.

Chief Financial Officer

—

134,693

$374.45K

—

Ball Jack

Director

—

86,678

$240.96K

+221.0%

Holder Michael

Director

—

62,875

$174.79K

+4,224%

Poirson Allen

SVP BUS. AND CORP. DEV.

—

59,981

$166.75K

+5.6%

Imper Vera

Director

—

59,679

$165.91K

—

NEFF DEBORAH J

Director

—

59,679

$165.91K

—

Busque Philippe

SVP, GLOBAL SALES AND SERVICES

—

43,466

$120.84K

+310.6%

Chin Richard

Director

—

28,499

$79.23K

—

HARDISON DON M

Director

—

15,706

$43.66K

—

MUIR GLENN P

Director

—

3,086

$8.58K

—

No percentages here. These insiders hold more than one class of share between them, and the share count on file covers one of them rather than all. Dividing the two would compare different things.

Individual transactions

Nothing of that kind in this period.

What was left out

Form 4 filings counted 0

Amendments (4/A) skipped 0

Filings about a different issuer 0

Unreadable filings 0

Joint filings 0

Sales on a Rule 10b5-1 plan 0

Sales straight out of an exercise 0

Sales at will 0

Transactions with no price 0

Shares from compensation/vesting 0

History held since 26 Jul 2021