WallStreetZenWallStreetZen

NASDAQ: CTKB
Cytek Biosciences Inc Stock Ownership - Who owns Cytek Biosciences?

OverviewForecastEarningsRevenueDividendOwnership

Insider buying vs selling

Have Cytek Biosciences Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Wenbin JiangCEO;Pres2026-08-182,869$4.67
$13.40kSell
Wenbin JiangCEO;Pres2026-08-185,382$4.67
$25.13kSell
Wenbin JiangCEO;Pres2026-08-187,062$4.67
$32.98kSell
Ming YanCTO2026-08-181,778$4.67
$8.30kSell
William D. McCombeCFO2026-08-185,401$4.67
$25.22kSell
William D. McCombeCFO2026-08-184,392$4.67
$20.51kSell
William D. McCombeCFO2026-08-182,111$4.67
$9.86kSell
Ming YanCTO2026-08-183,463$4.67
$16.17kSell
Ming YanCTO2026-08-181,346$4.67
$6.29kSell
Ming YanCTO2026-08-181,501$4.67
$7.01kSell

1 of 7

CTKB insiders have sold more... subscribe to Premium to read more.
Net Insider Buy/Sell (L12M) Ownership

Be the first to know when CTKB insiders and whales buy or sell their stock.

CTKB Shareholders

What type of owners hold Cytek Biosciences Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Ra Capital Management LP10.29%13,381,054$61.69MInsider
Wenbin Jiang6.33%8,227,629$37.93MInsider
Ming Yan3.71%4,821,870$22.23MInsider
Feng Deng0.34%443,800$2.05MInsider
Valerie Barnett0.12%150,012$691.56kInsider
William D. McCombe0.10%134,693$620.93kInsider
Patrik Jeanmonod0.07%97,465$449.31kInsider
Patrick Jeanmonod0.07%95,997$442.55kInsider
Jack Ball0.07%86,678$399.59kInsider
Michael Holder0.05%62,875$289.85kInsider

1 of 3

CTKB vs Medical Device Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
CTKB0.06%21.39%Net SellingNet Selling
KIDS0.06%99.94%Net SellingNet Selling
DCTH0.05%70.20%Net Buying
BWAY0.03%25.47%
SSII0.00%100.00%Net SellingNet Selling
View Top Medical Device Stocks

Cytek Biosciences Stock Ownership FAQ

Who owns Cytek Biosciences?

Cytek Biosciences (NASDAQ: CTKB) is owned by 0.06% institutional shareholders, 21.39% Cytek Biosciences insiders, and 78.55% retail investors. Ra Capital Management LP is the largest individual Cytek Biosciences shareholder, owning 13.38M shares representing 10.29% of the company. Ra Capital Management LP's Cytek Biosciences shares are currently valued at $61.69M.

If you're new to stock investing, here's how to buy Cytek Biosciences stock.
©2026 WallStreetZen
Company
AboutNewsBlogStock Investing FAQPlansPrivacy PolicyTerms of ServiceCancellation & RefundsPerformanceHelp GuidesContactTwitterYouTubeNewsletter
Stock Tools
Top Performing AnalystsStock ScreenerStock ForecastTrending StocksStrong Buy StocksHighest Earnings StocksBest Dividend Paying StocksStatisticsStock Market SectorsStock Market IndustriesHow to Buy Stocks Online
Stock Ideas
Buy The DipBiggest Stock Gainers TodayBiggest Stock Losers Today52 Week High Stocks52 Week Low StocksMost Active Stocks TodayMost Undervalued StocksBest Penny Stocks to Buy NowBest Stocks Under $5Best Stocks Under $10
WallStreetZen does not provide financial advice and does not issue recommendations or offers to buy stock or sell any security.

Information is provided 'as-is' and solely for informational purposes and is not advice. WallStreetZen does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.