Barnett Valerie

Cytek Biosciences, Inc. · CHIEF LEGAL OFFICER

Barnett Valerie is listed in public filings as officer: CHIEF LEGAL OFFICER. This Barnett Valerie insider trading page organizes Form 4 disclosures, reported purchases and sales, transaction dates, share amounts, related issuers, and historical insider activity so readers can review the person's public trading record in one place. Companies and tickers connected to this insider trading profile include Cytek Biosciences, Inc. (CTKB). Investors use Barnett Valerie's insider trading disclosures to study buying and selling patterns, position changes, company-specific activity, and the source evidence behind each reported transaction.

Latest Actions

Company	Holding Value	Last Transaction	Amount	Transaction Price	Current Price
Cytek Biosciences, Inc.CTKB	$483k136k shares	Grant / ExerciseMay 18, 2026	$3.1K881 shares	$3.55	--
Cytek Biosciences, Inc.CTKB	--12.3k shares	Grant / ExerciseMay 18, 2026	Disclosure amount unavailable2.5k shares	--	--
Cytek Biosciences, Inc.CTKB	--56.7k shares	Grant / ExerciseMay 18, 2026	Disclosure amount unavailable5.2k shares	--	--
Cytek Biosciences, Inc.CTKB	--123.3k shares	Grant / ExerciseMay 18, 2026	Disclosure amount unavailable7.3k shares	--	--
Cytek Biosciences, Inc.CTKB	--153.4k shares	Grant / ExerciseMay 18, 2026	Disclosure amount unavailable9.4k shares	--	--
Cytek Biosciences, Inc.CTKB	$533k150k shares	Grant / ExerciseMay 18, 2026	$12.0K3.4k shares	$3.55	--
Cytek Biosciences, Inc.CTKB	$511k144k shares	Grant / ExerciseMay 18, 2026	$9.2K2.6k shares	$3.55	--
Cytek Biosciences, Inc.CTKB	$495k139.3k shares	Grant / ExerciseMay 18, 2026	$6.6K1.9k shares	$3.55	--

Insider Trades History

Company	Holding Value	Last Transaction	Amount	Transaction Price	Current Price
Cytek Biosciences, Inc.CTKB	$508k120.1k shares	Grant / ExerciseMar 10, 2026	$508.1K120.1k shares	$4.23	--
Cytek Biosciences, Inc.CTKB	--14.7k shares	Grant / ExerciseMar 10, 2026	Disclosure amount unavailable4.9k shares	--	--
Cytek Biosciences, Inc.CTKB	--61.9k shares	Grant / ExerciseMar 10, 2026	Disclosure amount unavailable10.3k shares	--	--
Cytek Biosciences, Inc.CTKB	--130.5k shares	Grant / ExerciseMar 10, 2026	Disclosure amount unavailable14.5k shares	--	--
Cytek Biosciences, Inc.CTKB	--226.5k shares	Grant / ExerciseMar 10, 2026	Disclosure amount unavailable226.5k shares	--	--
Cytek Biosciences, Inc.CTKB	$569k134.4k shares	Grant / ExerciseMar 10, 2026	$24.3K5.7k shares	$4.23	--
Cytek Biosciences, Inc.CTKB	$532k125.7k shares	Grant / ExerciseMar 10, 2026	$18.0K4.2k shares	$4.23	--
Cytek Biosciences, Inc.CTKB	$506k119.6k shares	Grant / ExerciseMar 10, 2026	$7.4K1.8k shares	$4.23	--
Cytek Biosciences, Inc.CTKB	$489k116.5k shares	Grant / ExerciseFeb 18, 2026	$2.2K525 shares	$4.20	--
Cytek Biosciences, Inc.CTKB	--1.3k shares	Grant / ExerciseFeb 18, 2026	Disclosure amount unavailable1.3k shares	--	--
Cytek Biosciences, Inc.CTKB	$556k100.5k shares	Grant / ExerciseNov 18, 2025	$3.6K649 shares	$5.53	--
Cytek Biosciences, Inc.CTKB	--1.3k shares	Grant / ExerciseNov 18, 2025	Disclosure amount unavailable2k shares	--	--
Cytek Biosciences, Inc.CTKB	--19.6k shares	Grant / ExerciseNov 18, 2025	Disclosure amount unavailable3.7k shares	--	--
Cytek Biosciences, Inc.CTKB	--72.2k shares	Grant / ExerciseNov 18, 2025	Disclosure amount unavailable7.7k shares	--	--
Cytek Biosciences, Inc.CTKB	--119.1k shares	Grant / ExerciseNov 18, 2025	Disclosure amount unavailable10.9k shares	--	--
Cytek Biosciences, Inc.CTKB	$639k115.6k shares	Grant / ExerciseNov 18, 2025	$19.3K3.5k shares	$5.53	--
Cytek Biosciences, Inc.CTKB	$599k108.3k shares	Grant / ExerciseNov 18, 2025	$13.8K2.5k shares	$5.53	--
Cytek Biosciences, Inc.CTKB	$570k103k shares	Grant / ExerciseNov 18, 2025	$6.5K1.2k shares	$5.53	--
Cytek Biosciences, Inc.CTKB	$345k84.9k shares	Grant / ExerciseAug 18, 2025	$3.2K786 shares	$4.06	--
Cytek Biosciences, Inc.CTKB	--3.4k shares	Grant / ExerciseAug 18, 2025	Disclosure amount unavailable2k shares	--	--
Cytek Biosciences, Inc.CTKB	--23.3k shares	Grant / ExerciseAug 18, 2025	Disclosure amount unavailable3.7k shares	--	--
Cytek Biosciences, Inc.CTKB	--79.9k shares	Grant / ExerciseAug 18, 2025	Disclosure amount unavailable7.7k shares	--	--
Cytek Biosciences, Inc.CTKB	--102.8k shares	Grant / ExerciseAug 18, 2025	Disclosure amount unavailable10.9k shares	--	--
Cytek Biosciences, Inc.CTKB	$403k99.2k shares	Grant / ExerciseAug 18, 2025	$14.7K3.6k shares	$4.06	--
Cytek Biosciences, Inc.CTKB	$373k91.9k shares	Grant / ExerciseAug 18, 2025	$12.2K3k shares	$4.06	--
Cytek Biosciences, Inc.CTKB	$354k87.2k shares	Grant / ExerciseAug 18, 2025	$5.8K1.4k shares	$4.06	--
Cytek Biosciences, Inc.CTKB	$205k76.1k shares	Grant / ExerciseMay 19, 2025	$2.6K956 shares	$2.69	--
Cytek Biosciences, Inc.CTKB	$201k74.6k shares	Grant / ExerciseMay 19, 2025	$2.1K786 shares	$2.69	--
Cytek Biosciences, Inc.CTKB	--5.4k shares	Grant / ExerciseMay 19, 2025	Disclosure amount unavailable2k shares	--	--
Cytek Biosciences, Inc.CTKB	--27k shares	Grant / ExerciseMay 19, 2025	Disclosure amount unavailable2.5k shares	--	--
Cytek Biosciences, Inc.CTKB	--81.3k shares	Grant / ExerciseMay 19, 2025	Disclosure amount unavailable5.2k shares	--	--
Cytek Biosciences, Inc.CTKB	--86.5k shares	Grant / ExerciseMay 19, 2025	Disclosure amount unavailable7.3k shares	--	--
Cytek Biosciences, Inc.CTKB	$225k83.7k shares	Grant / ExerciseMay 19, 2025	$7.6K2.8k shares	$2.69	--
Cytek Biosciences, Inc.CTKB	$213k79.2k shares	Grant / ExerciseMay 19, 2025	$5.4K2k shares	$2.69	--