Insider Transactions Reported by 19 Insiders of Cytek Biosciences, Inc.

Symbol
CTKB on Nasdaq
Location
Fremont, CA

Insiders trading volume in the past year

Cytek Biosciences, Inc. executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
RA CAPITAL MANAGEMENT, L.P. Director, 10%+ Owner $127,120,013 14 Mar 2022
Wenbin Jiang PRESIDENT AND CEO, Director $27,890,125 10 Mar 2026
Ming Yan CHIEF TECHNOLOGY OFFICER, Director $24,587,613 13 Mar 2026
Feng Deng Director $4,216,100 22 Jul 2021
William D. McCombe Chief Financial Officer $1,575,619 +$97,300 +6.6% 10 Mar 2026
Valerie Barnett Chief Legal Officer $1,067,477 10 Mar 2026
Patrik Jeanmonod Chief Financial Officer $1,022,691 11 Mar 2024
Paul Christopher Williams Chief Operating Officer $791,797 19 Aug 2024
Allen Poirson Svp Bus. And Corp. Dev. $512,724 18 Nov 2024
Jonathan Todd Garland Chief Commercial Officer $319,931 18 Aug 2023
Philippe Busque Svp, Global Sales And Services $291,568 10 Mar 2026
Jack Ball Director $254,605 18 Jun 2025
Michael Holder Director $179,528 10 Mar 2026
Don M. Hardison Director $152,819 05 Jun 2025
Deborah J. Neff Director $152,819 18 Jun 2025
Vera Imper Director $152,819 18 Jun 2025
Richard Chin Director $80,285 10 Mar 2026
Gisele Dion Director 14 Jun 2023
Theresa Cameron Director 22 Jul 2021

Recent Insider Transactions by Companies or Individuals for Cytek Biosciences, Inc.

Showing up to 300 most recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
Ming Yan CTKB Common Stock Gift -19.3% -1,176,000 4,915,933 13 Mar 2026 Direct
Richard Chin CTKB Common Stock Options Exercise 60% 6,107 16,285 10 Mar 2026 Direct
Richard Chin CTKB Restricted Stock Units Options Exercise -9.68% -6,107 57,004 10 Mar 2026 Direct
Valerie Barnett CTKB Common Stock Tax liability -8.94% -11,748 119,609 10 Mar 2026 Direct
Valerie Barnett CTKB Common Stock Options Exercise 26.9% 29,722 140,176 10 Mar 2026 Direct
Valerie Barnett CTKB Restricted Stock Units Options Exercise -66.9% -29,722 14,734 10 Mar 2026 Direct
Valerie Barnett CTKB Restricted Stock Units Award 226,453 226,453 10 Mar 2026 Direct
Valerie Barnett CTKB Employee Stock Option (right to buy) Award 120,114 120,114 10 Mar 2026 Direct
Philippe Busque CTKB Common Stock Tax liability -9.12% -3,043 30,316 10 Mar 2026 Direct
Philippe Busque CTKB Common Stock Options Exercise 35.9% 9,828 37,183 10 Mar 2026 Direct
Philippe Busque CTKB Restricted Stock Units Options Exercise -59.6% -9,828 6,665 10 Mar 2026 Direct
Philippe Busque CTKB Restricted Stock Units Award 133,226 133,226 10 Mar 2026 Direct
Philippe Busque CTKB Employee Stock Option (right to buy) Award 70,665 70,665 10 Mar 2026 Direct
Wenbin Jiang CTKB Common Stock Tax liability -0.39% -20,988 5,371,710 10 Mar 2026 Direct
Wenbin Jiang CTKB Common Stock Options Exercise 1.57% 83,844 5,432,099 10 Mar 2026 Direct
Wenbin Jiang CTKB Restricted Stock Units Options Exercise -64% -83,844 47,129 10 Mar 2026 Direct
Wenbin Jiang CTKB Restricted Stock Units Award 915,407 915,407 10 Mar 2026 Direct
Wenbin Jiang CTKB Employee Stock Option (right to buy) Award 485,545 485,545 10 Mar 2026 Direct
William D. McCombe CTKB Common Stock Tax liability -10.4% -9,748 84,431 10 Mar 2026 Direct
William D. McCombe CTKB Common Stock Options Exercise 30.4% 23,721 101,832 10 Mar 2026 Direct
William D. McCombe CTKB Restricted Stock Units Options Exercise -29.4% -23,721 56,889 10 Mar 2026 Direct
William D. McCombe CTKB Restricted Stock Units Award 256,790 256,790 10 Mar 2026 Direct
William D. McCombe CTKB Employee Stock Option (right to buy) Award 136,205 136,205 10 Mar 2026 Direct
Ming Yan CTKB Common Stock Tax liability -0.13% -7,731 6,081,034 10 Mar 2026 Direct
Ming Yan CTKB Common Stock Options Exercise 0.42% 25,400 6,094,330 10 Mar 2026 Direct
Ming Yan CTKB Restricted Stock Units Options Exercise -46.3% -25,400 29,460 10 Mar 2026 Direct
Ming Yan CTKB Restricted Stock Units Award 227,535 227,535 10 Mar 2026 Direct
Ming Yan CTKB Employee Stock Option (right to buy) Award 120,688 120,688 10 Mar 2026 Direct
Michael Holder CTKB Common Stock Options Exercise 23.5% 2,908 15,267 10 Mar 2026 Direct
Michael Holder CTKB Restricted Stock Units Options Exercise -21% -2,908 10,911 10 Mar 2026 Direct
Wenbin Jiang CTKB Common Stock Tax liability -0.02% -1,339 5,359,827 18 Feb 2026 Direct
Wenbin Jiang CTKB Common Stock Options Exercise 0.08% 4,514 5,361,166 18 Feb 2026 Direct
Wenbin Jiang CTKB Restricted Stock Units Options Exercise -100% -4,514 0 18 Feb 2026 Direct
Ming Yan CTKB Common Stock Tax liability -0.01% -395 6,074,264 18 Feb 2026 Direct
Ming Yan CTKB Common Stock Options Exercise 0.02% 1,332 6,074,659 18 Feb 2026 Direct
Ming Yan CTKB Restricted Stock Units Options Exercise -100% -1,332 0 18 Feb 2026 Direct
Valerie Barnett CTKB Common Stock Tax liability -0.45% -525 116,462 18 Feb 2026 Direct
Valerie Barnett CTKB Common Stock Options Exercise 1.16% 1,346 116,987 18 Feb 2026 Direct
Valerie Barnett CTKB Restricted Stock Units Options Exercise -100% -1,346 0 18 Feb 2026 Direct
Ming Yan CTKB Common Stock Tax liability -0.08% -5,123 6,058,917 18 Nov 2025 Direct
Ming Yan CTKB Common Stock Options Exercise 0.35% 21,031 6,074,828 18 Nov 2025 Direct
Ming Yan CTKB Restricted Stock Units Options Exercise -94% -21,031 1,332 18 Nov 2025 Direct
Philippe Busque CTKB Common Stock Tax liability -7.13% -1,885 24,559 18 Nov 2025 Direct
Philippe Busque CTKB Common Stock Options Exercise 32.8% 7,371 29,829 18 Nov 2025 Direct
Philippe Busque CTKB Restricted Stock Units Options Exercise -45.8% -7,371 8,714 18 Nov 2025 Direct
Valerie Barnett CTKB Common Stock Tax liability -7.22% -7,817 100,518 18 Nov 2025 Direct
Valerie Barnett CTKB Common Stock Options Exercise 25.6% 24,307 119,138 18 Nov 2025 Direct
Valerie Barnett CTKB Restricted Stock Units Options Exercise -94.8% -24,307 1,346 18 Nov 2025 Direct
William D. McCombe CTKB Common Stock Tax liability -7.98% -6,228 71,859 18 Nov 2025 Direct
William D. McCombe CTKB Common Stock Options Exercise 29.6% 19,371 84,910 18 Nov 2025 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.