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Cytek Biosciences, Inc.

CTKB
Exchange
Nasdaq
Industry
Laboratory Analytical Instruments
SEC CIK
0001831915

No open-market purchases or sales by Cytek Biosciences, Inc. insiders were filed in the last 90 days; 154 institutions reported holding it in 13F filings for Q2 2026, worth $361.0M in total; HHLR Advisors (Hillhouse) is the only superinvestor holding it.

13F holders, Q1 2024

Institutional positions in Cytek Biosciences, Inc. as of Mar 31, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
125
+20 vs. Q4 2023
Shares held
80.6M
+1.66M (+2.1%) vs. Q4 2023
Total value
$540.9M
−$179.0M (−24.9%) vs. Q4 2023
New holders
24
43 more added
Sold out
4
36 more reduced

Compare with Q4 2023: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting CTKB on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2024: 125 institutions
Q1 2021: 0 institutionsQ2 2021: 0 institutionsQ3 2021: 54 institutionsQ4 2021: 52 institutionsQ1 2022: 74 institutionsQ2 2022: 85 institutionsQ3 2022: 88 institutionsQ4 2022: 103 institutionsQ1 2023: 102 institutionsQ2 2023: 101 institutionsQ3 2023: 107 institutionsQ4 2023: 105 institutionsQ1 2024: 125 institutionsQ2 2024: 129 institutionsQ3 2024: 136 institutionsQ4 2024: 153 institutionsQ1 2025: 161 institutionsQ2 2025: 158 institutionsQ3 2025: 153 institutionsQ4 2025: 155 institutionsQ1 2026: 165 institutionsQ2 2026: 154 institutions
Value heldQ1 2024: $540.9M
Q1 2021: $0Q2 2021: $0Q3 2021: $733.8MQ4 2021: $571.9MQ1 2022: $514.5MQ2 2022: $567.8MQ3 2022: $898.5MQ4 2022: $654.1MQ1 2023: $629.6MQ2 2023: $657.9MQ3 2023: $427.7MQ4 2023: $719.9MQ1 2024: $540.9MQ2 2024: $425.1MQ3 2024: $415.3MQ4 2024: $501.4MQ1 2025: $310.8MQ2 2025: $270.0MQ3 2025: $277.4MQ4 2025: $414.3MQ1 2026: $371.8MQ2 2026: $361.0M
Institutions holding CTKB and their total value by quarter
QuarterHoldersValue
Q2 2026154$361.0M
Q1 2026165$371.8M
Q4 2025155$414.3M
Q3 2025153$277.4M
Q2 2025158$270.0M
Q1 2025161$310.8M
Q4 2024153$501.4M
Q3 2024136$415.3M
Q2 2024129$425.1M
Q1 2024125$540.9M
Q4 2023105$719.9M
Q3 2023107$427.7M
Q2 2023101$657.9M
Q1 2023102$629.6M
Q4 2022103$654.1M
Q3 202288$898.5M
Q2 202285$567.8M
Q1 202274$514.5M
Q4 202152$571.9M
Q3 202154$733.8M
Q2 20210$0
Q1 20210$0

Institutions, Q1 2024

Shares, value and share of portfolio for each institution holding Cytek Biosciences, Inc.; share changes are against Q4 2023.

Institutions holding CTKB in Q1 2024
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.17,425,971$116.9M0.00%−353,782−2.0%Reduced
Brown Capital Management LLC12,022,014$80.7M1.43%+5,6890.0%Added
Vanguard Group Inc12,012,805$80.6M0.00%+122,105+1.0%Added
Ra Capital Management, L.P.6,809,404$45.7M0.58%00.0%Unchanged
HHLR Advisors, Ltd.SuperinvestorHHLR Advisors (Hillhouse)6,657,030$44.7M0.97%00.0%Unchanged
State Street Corp4,115,859$27.6M0.00%+118,090+3.0%Added
New York State Common Retirement Fund2,947,986$19.8M0.03%00.0%Unchanged
Geode Capital Management, LLC2,508,016$16.8M0.00%+51,481+2.1%Added
Dimensional Fund Advisors LP1,375,507$9.23M0.00%+311,174+29.2%Added
Wellington Management Group LLP1,354,970$9.09M0.00%+63,712+4.9%Added
Northern Trust Corp1,130,622$7.59M0.00%−60,002−5.0%Reduced
Charles Schwab Investment Management Inc900,993$6.05M0.00%+20,955+2.4%Added
Morgan Stanley843,521$5.66M0.00%+7,365+0.9%Added
Bank of New York Mellon Corp774,682$5.20M0.00%−43,588−5.3%Reduced
Connor, Clark & Lunn Investment Management Ltd.631,958$4.24M0.02%+107,245+20.4%Added
FIL Ltd573,600$3.85M0.00%00.0%Unchanged
Goldman Sachs Group Inc564,015$3.78M0.00%+1,236+0.2%Added
FMR LLC522,388$3.51M0.00%−230.0%Reduced
Principal Financial Group Inc518,694$3.48M0.00%−31,729−5.8%Reduced
Voloridge Investment Management, LLC507,592$3.41M0.01%+483,823+2,035.5%Added
Divisadero Street Capital Management, LP487,550$3.27M0.77%+487,550New
Invesco Ltd.351,844$2.36M0.00%+26,235+8.1%Added
Rhumbline Advisers337,312$2.26M0.00%+9,682+3.0%Added
Nuveen Asset Management, LLC305,665$2.05M0.00%−12,081−3.8%Reduced
State of Wisconsin Investment Board290,808$1.95M0.01%+10,316+3.7%Added
Ameriprise Financial Inc289,556$1.94M0.00%−10,196−3.4%Reduced
Legal & General Group Plc287,666$1.93M0.00%−1,100−0.4%Reduced
First Trust Advisors LP244,289$1.64M0.00%+244,289New
Swiss National Bank214,000$1.44M0.00%−14,500−6.3%Reduced
Public Sector Pension Investment Board205,337$1.38M0.01%00.0%Unchanged
Algert Global LLC126,610$849.6K0.03%+14,350+12.8%Added
American Century Companies Inc126,490$848.7K0.00%+78,389+163.0%Added
UBS Asset Management Americas Inc124,131$832.9K0.00%+1,015+0.8%Added
Prudential Financial Inc112,232$753.1K0.00%−1,345−1.2%Reduced
Teachers Retirement System of the State of Kentucky111,363$748.0K0.01%−5,574−4.8%Reduced
California State Teachers Retirement System109,702$736.1K0.00%−13,474−10.9%Reduced
Barclays PLC106,618$715.4K0.00%−82,725−43.7%Reduced
Alliancebernstein L.P.101,152$678.7K0.00%+644+0.6%Added
Alyeska Investment Group, L.P.100,000$671.0K0.00%00.0%Unchanged
Credit Suisse AG93,492$627.3K0.00%00.0%Unchanged
Bank of America Corp89,367$599.7K0.00%+54,362+155.3%Added
Texas Permanent School Fund86,601$581.1K0.00%+1,702+2.0%Added
Thrivent Financial for Lutherans85,842$576.0K0.00%−2,329−2.6%Reduced
Sherbrooke Park Advisers LLC85,834$575.9K0.11%+85,834New
JPMorgan Chase & Co85,412$573.1K0.00%−62,184−42.1%Reduced
UBS Group AG82,907$556.3K0.00%+82,885+376,750.0%Added
Marshall Wace, LLP68,591$460.2K0.00%+68,591New
Deutsche Bank AG67,156$450.6K0.00%+1,552+2.4%Added
Janus Henderson Group PLC65,474$438.4K0.00%+110.0%Added
American International Group, Inc.64,321$431.6K0.00%−570−0.9%Reduced
Citigroup Inc64,129$430.3K0.00%+3,075+5.0%Added
MetLife Investment Management62,982$422.6K0.00%00.0%Unchanged
Mirae Asset Global Investments Co., Ltd.49,053$421.4K0.00%00.0%Unchanged
Manufacturers Life Insurance Company, The61,543$413.0K0.00%+1,748+2.9%Added
State of Alaska, Department of Revenue60,280$404.0K0.00%−594−1.0%Reduced
New York State Teachers Retirement System55,388$372.0K0.00%+911+1.7%Added
NorthCrest Asset Manangement, LLC51,150$343.2K0.01%−900−1.7%Reduced
Louisiana State Employees Retirement System49,000$328.8K0.01%−500−1.0%Reduced
Versor Investments LP46,900$314.7K0.06%+46,900New
Jane Street Group, LLC46,062$309.1K0.00%−153,186−76.9%Reduced
Balyasny Asset Management LLC45,767$307.1K0.00%+16,840+58.2%Added
Yousif Capital Management, LLC45,446$304.9K0.00%−4,245−8.5%Reduced
Comerica Bank40,919$274.6K0.00%−4,264−9.4%Reduced
Voya Investment Management LLC40,220$269.9K0.00%−9,241−18.7%Reduced
Wells Fargo & Company36,141$242.5K0.00%+4,846+15.5%Added
Price T Rowe Associates Inc34,665$233.0K0.00%+3,987+13.0%Added
Grandeur Peak Global Advisors, LLC33,131$222.3K0.02%00.0%Unchanged
Amalgamated Bank32,863$221.0K0.00%−10,654−24.5%Reduced
Maryland State Retirement & Pension System35,962$214.3K0.00%00.0%Unchanged
Arizona State Retirement System29,802$200.0K0.00%−2,599−8.0%Reduced
State of Tennessee, Treasury Department27,374$183.7K0.00%+549+2.0%Added
Millennium Management LLC26,645$178.8K0.00%+26,645New
Oregon Public Employees Retirement Fund26,450$177.5K0.00%−2,500−8.6%Reduced
State Board of Administration of Florida Retirement System19,120$175.7K0.00%−15,550−44.9%Reduced
Cornerstone Investment Partners, LLC25,454$170.8K0.01%+25,454New
ProShare Advisors LLC23,941$160.6K0.00%+1,687+7.6%Added
Susquehanna International Group, LLP23,500$157.7K0.00%−52,608−69.1%Reduced
Victory Capital Management Inc22,165$148.7K0.00%+607+2.8%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys21,369$143.4K0.00%+17+0.1%Added
Zurcher Kantonalbank (Zurich Cantonalbank)20,701$138.9K0.00%00.0%Unchanged
AQR Capital Management LLC19,907$133.6K0.00%−36,299−64.6%Reduced
XTX Topco Ltd19,844$133.2K0.02%+19,844New
Mariner, LLC17,944$120.4K0.00%+1,877+11.7%Added
State of Wyoming17,638$118.4K0.02%+4,753+36.9%Added
Mutual of America Capital Management LLC17,047$114.4K0.00%−272−1.6%Reduced
Dynamic Technology Lab Private Ltd16,946$114.0K0.01%+16,946New
Squarepoint Ops LLC16,822$112.9K0.00%+16,822New
Prelude Capital Management, LLC15,800$106.0K0.01%+15,800New
Graham Capital Management, L.P.15,379$103.2K0.00%+15,379New
Quadrature Capital Ltd15,260$102.2K0.00%+15,260New
Everence Capital Management Inc13,860$93.0K0.01%00.0%Unchanged
Oxford Asset Management LLP13,726$92.1K0.10%+13,726New
HSBC Holdings PLC13,460$90.3K0.00%+13,460New
Two Sigma Investments, LP13,211$88.6K0.00%+13,211New
Ameritas Investment Partners, Inc.12,042$80.8K0.00%00.0%Unchanged
Dark Forest Capital Management LP11,387$76.4K0.01%+11,387New
Royce & Associates LP11,350$76.2K0.00%+11,350New
CIBC Asset Management Inc10,819$72.6K0.00%00.0%Unchanged
Bank of Montreal10,180$68.6K0.00%+35+0.3%Added
Quest Partners LLC9,708$65.1K0.01%+9,708New