Form 4 Tracker
Cytek Biosciences, Inc.
CTKB

13 insider filings · Latest: Jun 10, 2026

Common Stock Transactions

No transactions found.

Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Jun 10, 2026Jun 12 7:34 PMJack BallDirector
Option Exercise
43,9730(D)

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Jun 10, 2026Jun 12 7:31 PMGlenn P MuirDirector
Grant/Award
85,390$4.0529,835(D)

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Jun 10, 2026Jun 12 7:27 PMRichard ChinDirector
Grant/Award
51,594$4.0518,261(D)

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Jun 10, 2026Jun 12 7:25 PMVera ImperDirector
Grant/Award
51,594$4.0518,261(D)

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Jun 10, 2026Jun 12 7:25 PMVera ImperDirector
Option Exercise
43,9730(D)

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Jun 10, 2026Jun 12 7:23 PMDeborah J NeffDirector
Grant/Award
51,594$4.0518,261(D)

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Jun 10, 2026Jun 12 7:23 PMDeborah J NeffDirector
Option Exercise
43,9730(D)

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Jun 10, 2026Jun 12 7:22 PMMichael HolderDirector
Grant/Award
51,594$4.0518,261(D)

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Jun 10, 2026Jun 12 7:22 PMMichael HolderDirector
Option Exercise
43,9730(D)

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May 18, 2026May 20 6:01 PMMichael HolderDirector
Option Exercise
1,4549,457(D)

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May 18, 2026May 20 5:59 PMRichard ChinDirector
Option Exercise
6,10750,897(D)

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May 18, 2026May 20 5:56 PMMing YanDirector, CHIEF TECHNOLOGY OFFICER
Option Exercise
22,179218,055(D)

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May 18, 2026May 20 5:53 PMPhilippe BusqueSVP, GLOBAL SALES AND SERVICES
Option Exercise
10,464127,675(D)

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May 18, 2026May 20 5:50 PMWenbin JiangDirector, PRESIDENT AND CEO
Option Exercise
80,062877,266(D)

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May 18, 2026May 20 5:48 PMWilliam D. MccombeChief Financial Officer
Option Exercise
25,719246,091(D)

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May 18, 2026May 20 5:45 PMValerie BarnettCHIEF LEGAL OFFICER
Option Exercise
24,295217,018(D)

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