Cytek Biosciences, Inc.

CTKB
Exchange
Nasdaq
Industry
Laboratory Analytical Instruments
SEC CIK
0001831915

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateInsiderTransactionSharesAvg priceValueShares afterHolding changeFiling
Jun 3, 2025Jun 2, 2025McCombe William D.Chief Financial OfficerPPurchaseCommon Stock+35K$2.78+$97.3K55.75K+168.7%SEC
Apr 23, 2024Apr 19, 2024Yan MingCHIEF TECHNOLOGY OFFICERSSaleCommon Stock−20K$5.87−$117.4K5.99M−0.3%SEC10b5-1
Apr 11, 2024Apr 9, 2024Yan MingCHIEF TECHNOLOGY OFFICERSSaleCommon Stock−1.9K$7.0021−$13.3K6.01M0.0%SEC
Mar 19, 2024Mar 18 – Mar 19, 2024Yan MingCHIEF TECHNOLOGY OFFICERSSaleCommon Stock−40K$6.74−$269.6K6.01M−0.7%SEC10b5-1
Dec 27, 2023Dec 26, 2023Jeanmonod PatrikChief Financial OfficerSSaleCommon Stock−3K$9.50−$28.5K93.4K−3.1%SEC10b5-1
Dec 21, 2023Dec 19, 2023Yan MingChief Technology OfficerSSaleCommon Stock−20K$9.43−$188.6K6.04M−0.3%SEC
Nov 27, 2023Nov 24, 2023Jeanmonod PatrikChief Financial OfficerSSaleCommon Stock−3K$6.94−$20.82K96.4K−3.0%SEC
Nov 21, 2023Nov 20, 2023Yan MingChief Technology OfficerSSaleCommon Stock−20K$6.03−$120.6K7.76M−0.3%SEC
Nov 8, 2023Nov 7, 2023Jiang WenbinPresident and CEOSSaleCommon Stock−20K$4.34−$86.8K5.28M−0.4%SEC
Oct 25, 2023Oct 24, 2023Jeanmonod PatrikChief Financial OfficerSSaleCommon Stock−3K$4.68−$14.04K96.08K−3.0%SEC10b5-1
Oct 23, 2023Oct 19, 2023Yan MingChief Technology OfficerSSaleCommon Stock−20K$4.80−$96K7.78M−0.3%SEC
Oct 11, 2023Oct 9, 2023Jiang WenbinPresident and CEOSSaleCommon Stock−20K$5.33−$106.6K5.3M−0.4%SEC10b5-1
Sep 26, 2023Sep 25, 2023Jeanmonod PatrikChief Financial OfficerSSaleCommon Stock−3K$6.38−$19.14K99.08K−2.9%SEC10b5-1
Sep 20, 2023Sep 19, 2023Yan MingChief Technology OfficerSSaleCommon Stock−20K$6.49−$129.8K7.8M−0.3%SEC
Sep 8, 2023Sep 7, 2023Jiang WenbinPresident and CEOSSaleCommon Stock−20K$6.83−$136.6K7.61M−0.3%SEC
Aug 28, 2023Aug 24, 2023Jeanmonod PatrikChief Financial OfficerSSaleCommon Stock−3K$7.69−$23.07K102.08K−2.9%SEC10b5-1
Aug 21, 2023Aug 21, 2023Yan MingChief Technology OfficerSSaleCommon Stock−20K$8.07−$161.4K7.82M−0.3%SEC10b5-1
Aug 8, 2023Aug 7, 2023Jiang WenbinPresident and CEOSSaleCommon Stock−20K$9.04−$180.8K7.61M−0.3%SEC
Jul 25, 2023Jul 24, 2023Jeanmonod PatrikChief Financial OfficerSSaleCommon Stock+3K$9.17+$27.51K101.77K+3.0%SEC10b5-1
Jul 20, 2023Jul 19, 2023Yan MingChief Technology OfficerSSaleCommon Stock−20K$8.76−$175.2K7.83M−0.3%SEC10b5-1
Jul 7, 2023Jul 7, 2023Jiang WenbinPresident and CEOSSaleCommon Stock−20K$8.48−$169.6K7.63M−0.3%SEC10b5-1
Jun 27, 2023Jun 26, 2023Jeanmonod PatrikChief Financial OfficerSSaleCommon Stock−3K$7.96−$23.88K104.77K−2.8%SEC
Jun 21, 2023Jun 20, 2023Yan MingChief Technology OfficerSSaleCommon Stock−20K$8.18−$163.6K7.85M−0.3%SEC10b5-1
Jun 7, 2023Jun 7, 2023Jiang WenbinPresident and CEOSSaleCommon Stock−20K$8.23−$164.6K7.65M−0.3%SEC10b5-1
May 25, 2023May 24, 2023Jeanmonod PatrikChief Financial OfficerSSaleCommon Stock−3K$7.76−$23.28K107.77K−2.7%SEC10b5-1
May 19, 2023May 19, 2023Yan MingChief Technology OfficerSSaleCommon Stock−20K$7.19−$143.8K7.87M−0.3%SEC10b5-1
May 10, 2023May 8, 2023Jiang WenbinPresident and CEOSSaleCommon Stock−20K$11.55−$231K7.66M−0.3%SEC10b5-1
Apr 25, 2023Apr 24, 2023Jeanmonod PatrikChief Financial OfficerSSaleCommon Stock−3K$10.24−$30.72K108.2K−2.7%SEC10b5-1
Apr 20, 2023Apr 19, 2023Yan MingChief Technology OfficerSSaleCommon Stock−20K$9.71−$194.2K7.89M−0.3%SEC10b5-1
Apr 11, 2023Apr 10, 2023Jiang WenbinPresident and CEOSSaleCommon Stock−20K$8.88−$177.6K7.68M−0.3%SEC10b5-1
Mar 24, 2023Mar 24, 2023Jeanmonod PatrikChief Financial OfficerSSaleCommon Stock−3K$8.33−$24.99K111.2K−2.6%SEC
Mar 21, 2023Mar 20, 2023Yan MingChief Technology OfficerSSaleCommon Stock−20K$9.29−$185.8K7.91M−0.3%SEC
Mar 7, 2023Mar 7, 2023Jiang WenbinPresident and CEOSSaleCommon Stock−20K$10.13−$202.6K7.7M−0.3%SEC
Feb 28, 2023Feb 24, 2023Jeanmonod PatrikChief Financial OfficerSSaleCommon Stock−3K$11.05−$33.15K114.2K−2.6%SEC
Feb 23, 2023Feb 21, 2023Yan MingChief Technology OfficerSSaleCommon Stock−20K$10.94−$218.8K7.93M−0.3%SEC
Feb 10, 2023Feb 8, 2023Yan MingChief Technology OfficerSSaleCommon Stock−897$13.53−$12.14K7.94M0.0%SEC
Feb 8, 2023Feb 7, 2023Jiang WenbinPresident and CEOSSaleCommon Stock−20K$13.19−$263.8K7.72M−0.3%SEC
Feb 7, 2023Feb 3, 2023Yan MingChief Technology OfficerSSaleCommon Stock−1.09K$13.5001−$14.74K7.95M0.0%SEC
Jan 25, 2023Jan 24, 2023Jeanmonod PatrikChief Financial OfficerSSaleCommon Stock−3.5K$11.05−$38.68K76.13K−4.4%SEC
Jan 20, 2023Jan 19, 2023Yan MingChief Technology OfficerSSaleCommon Stock−20K$11.03−$220.6K7.95M−0.3%SEC
Jan 10, 2023Jan 9, 2023Jiang WenbinPresident and CEOSSaleCommon Stock−20K$10.66−$213.2K7.74M−0.3%SEC
Dec 29, 2022Dec 27, 2022Jeanmonod PatrikChief Financial OfficerSSaleCommon Stock−3.5K$9.77−$34.2K79.63K−4.2%SEC
Dec 20, 2022Dec 19, 2022Yan MingChief Technology OfficerSSaleCommon Stock−20K$10.38−$207.6K7.97M−0.3%SEC
Dec 9, 2022Dec 7, 2022Jiang WenbinPresident and CEOSSaleCommon Stock−20K$11.86−$237.2K7.76M−0.3%SEC
Nov 28, 2022Nov 25, 2022Jeanmonod PatrikChief Financial OfficerSSaleCommon Stock−3.5K$14.30−$50.05K83.13K−4.0%SEC
Nov 22, 2022Nov 21, 2022Yan MingChief Technology OfficerSSaleCommon Stock−20K$14.66−$293.2K7.99M−0.2%SEC
Nov 16, 20225:53 PM ETNov 14, 2022Ball JackDirectorSSaleCommon Stock−16K$14.69−$235.04K3K−84.2%SEC
Nov 8, 2022Nov 7, 2022Jiang WenbinPresident and CEOSSaleCommon Stock−20K$14.76−$295.2K7.79M−0.3%SEC
Oct 25, 2022Oct 24, 2022Jeanmonod PatrikChief Financial OfficerSSaleCommon Stock−3.5K$15.16−$53.06K85.56K−3.9%SEC
Oct 20, 2022Oct 19, 2022Yan MingChief Technology OfficerSSaleCommon Stock−20K$14.42−$288.4K8.01M−0.2%SEC