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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, Q3 2023

Institutional positions in Cytek Biosciences, Inc. as of Sep 30, 2023. 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
107
+6 vs. Q2 2023
Shares held
77.4M
+371.1K (+0.5%) vs. Q2 2023
Total value
$427.7M
−$230.2M (−35.0%) vs. Q2 2023
New holders
18
54 more added
Sold out
12
23 more reduced

Compare with Q2 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 holdersQ3 2023: 107 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 heldQ3 2023: $427.7M
Q1 2021: $0Q2 2021: $0Q3 2021: $744.4MQ4 2021: $571.9MQ1 2022: $514.5MQ2 2022: $567.8MQ3 2022: $898.7MQ4 2022: $659.0MQ1 2023: $640.2MQ2 2023: $657.9MQ3 2023: $427.7MQ4 2023: $728.9MQ1 2024: $552.8MQ2 2024: $428.5MQ3 2024: $418.6MQ4 2024: $501.4MQ1 2025: $311.2MQ2 2025: $270.0MQ3 2025: $309.8MQ4 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$309.8M
Q2 2025158$270.0M
Q1 2025161$311.2M
Q4 2024153$501.4M
Q3 2024136$418.6M
Q2 2024129$428.5M
Q1 2024125$552.8M
Q4 2023105$728.9M
Q3 2023107$427.7M
Q2 2023101$657.9M
Q1 2023102$640.2M
Q4 2022103$659.0M
Q3 202288$898.7M
Q2 202285$567.8M
Q1 202274$514.5M
Q4 202152$571.9M
Q3 202154$744.4M
Q2 20210$0
Q1 20210$0

Institutions, Q3 2023

Shares, value and share of portfolio for each institution holding Cytek Biosciences, Inc.; share changes are against Q2 2023.

Institutions holding CTKB in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.16,770,673$92.6M0.00%+1,643,168+10.9%Added
Brown Capital Management LLC13,560,480$74.9M1.15%+2,828,797+26.4%Added
Vanguard Group Inc11,079,421$61.2M0.00%+461,142+4.3%Added
Ra Capital Management, L.P.6,809,404$37.6M0.74%−5,488,317−44.6%Reduced
HHLR Advisors, Ltd.SuperinvestorHHLR Advisors (Hillhouse)6,657,030$36.7M0.82%00.0%Unchanged
State Street Corp3,777,543$20.9M0.00%+370,108+10.9%Added
Geode Capital Management, LLC2,354,452$13.0M0.00%+292,150+14.2%Added
New York State Common Retirement Fund2,348,015$13.0M0.02%+700,701+42.5%Added
Wellington Management Group LLP1,445,538$7.98M0.00%+99,170+7.4%Added
Northern Trust Corp1,142,975$6.31M0.00%+68,327+6.4%Added
Dimensional Fund Advisors LP910,741$5.03M0.00%+570,509+167.7%Added
Charles Schwab Investment Management Inc835,693$4.61M0.00%+136,201+19.5%Added
Bank of New York Mellon Corp825,580$4.56M0.00%+65,551+8.6%Added
Morgan Stanley614,293$3.39M0.00%+43,997+7.7%Added
FIL Ltd573,600$3.17M0.00%00.0%Unchanged
Principal Financial Group Inc558,546$3.08M0.00%+82,456+17.3%Added
Goldman Sachs Group Inc538,355$2.97M0.00%−30,040−5.3%Reduced
FMR LLC519,743$2.87M0.00%+375+0.1%Added
Millennium Management LLC427,954$2.36M0.00%−152,049−26.2%Reduced
Invesco Ltd.391,691$2.16M0.00%+19,145+5.1%Added
Rhumbline Advisers321,992$1.78M0.00%+31,570+10.9%Added
Ameriprise Financial Inc317,323$1.75M0.00%−286,838−47.5%Reduced
Nuveen Asset Management, LLC309,310$1.71M0.00%−640.0%Reduced
Renaissance Technologies LLC296,900$1.64M0.00%+296,900New
Legal & General Group Plc279,111$1.54M0.00%+47,532+20.5%Added
Connor, Clark & Lunn Investment Management Ltd.228,395$1.26M0.01%+228,395New
Swiss National Bank193,900$1.07M0.00%+17,000+9.6%Added
SG Americas Securities, LLC188,813$1.04M0.01%+48,816+34.9%Added
JPMorgan Chase & Co138,199$762.9K0.00%−6,291−4.4%Reduced
Public Sector Pension Investment Board123,020$679.1K0.00%−19,058−13.4%Reduced
Prudential Financial Inc116,187$641.4K0.00%+16,000+16.0%Added
UBS Asset Management Americas Inc111,523$615.6K0.00%+47,428+74.0%Added
California State Teachers Retirement System104,638$577.6K0.00%−7,168−6.4%Reduced
Alliancebernstein L.P.100,508$554.8K0.00%−12,913−11.4%Reduced
Teachers Retirement System of the State of Kentucky100,133$553.0K0.01%+15,425+18.2%Added
Alyeska Investment Group, L.P.100,000$552.0K0.00%00.0%Unchanged
Thrivent Financial for Lutherans91,051$503.0K0.00%+14,479+18.9%Added
Royce & Associates LP87,489$482.9K0.00%+15,209+21.0%Added
Bank of America Corp86,632$478.2K0.00%+18,457+27.1%Added
Texas Permanent School Fund84,520$466.6K0.00%+14,052+19.9%Added
Man Group plc–$439.1K0.00%––
Voloridge Investment Management, LLC74,881$413.3K0.00%+74,881New
Credit Suisse AG73,982$408.4K0.00%+4,457+6.4%Added
Deutsche Bank AG66,862$369.1K0.00%+15,811+31.0%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys66,542$367.3K0.00%−23,937−26.5%Reduced
American International Group, Inc.65,415$361.1K0.00%+2,628+4.2%Added
MetLife Investment Management62,982$347.7K0.00%00.0%Unchanged
State of Alaska, Department of Revenue61,969$342.0K0.00%+9,302+17.7%Added
Manufacturers Life Insurance Company, The60,534$334.1K0.00%+11,251+22.8%Added
New York State Teachers Retirement System53,377$295.0K0.00%+17,501+48.8%Added
NorthCrest Asset Manangement, LLC52,050$287.3K0.01%−1,000−1.9%Reduced
Louisiana State Employees Retirement System50,700$279.9K0.01%+8,700+20.7%Added
Yousif Capital Management, LLC49,451$273.0K0.00%+5,990+13.8%Added
Barclays PLC49,179$271.5K0.00%+411+0.8%Added
Mirae Asset Global Investments Co., Ltd.49,053$270.8K0.00%00.0%Unchanged
Voya Investment Management LLC48,622$268.4K0.00%−262−0.5%Reduced
Amalgamated Bank48,488$268.0K0.00%+5,957+14.0%Added
Quantbot Technologies LP46,452$256.4K0.02%+46,452New
Jane Street Group, LLC46,119$254.6K0.00%+46,119New
Comerica Bank45,524$251.3K0.00%+45,524New
Jump Financial, LLC43,404$239.6K0.01%+43,404New
State of Tennessee, Treasury Department41,112$226.9K0.00%00.0%Unchanged
Zevenbergen Capital Investments LLC40,300$222.5K0.01%00.0%Unchanged
AQR Capital Management LLC39,039$215.5K0.00%+13,057+50.3%Added
Citigroup Inc38,171$210.7K0.00%−31,805−45.5%Reduced
Maryland State Retirement & Pension System36,661$202.4K0.00%+5,476+17.6%Added
State Board of Administration of Florida Retirement System34,670$191.4K0.00%+260+0.8%Added
Versor Investments LP33,900$187.1K0.04%+33,900New
Grandeur Peak Global Advisors, LLC33,131$182.9K0.01%00.0%Unchanged
Janus Henderson Group PLC33,119$182.5K0.00%+10.0%Added
Verition Fund Management LLC30,451$168.1K0.00%+30,451New
Oregon Public Employees Retirement Fund29,450$162.6K0.00%+4,500+18.0%Added
Victory Capital Management Inc29,378$162.2K0.00%−3,497−10.6%Reduced
Price T Rowe Associates Inc28,048$155.0K0.00%+3,304+13.4%Added
Arizona State Retirement System25,108$138.6K0.00%+2,284+10.0%Added
Wells Fargo & Company24,274$134.0K0.00%−30,611−55.8%Reduced
Y-Intercept (Hong Kong) Ltd19,234$106.2K0.01%+19,234New
ProShare Advisors LLC17,962$99.2K0.00%+109+0.6%Added
Mutual of America Capital Management LLC17,444$96.3K0.00%+1,810+11.6%Added
Handelsbanken Fonder AB16,800$93.0K0.00%00.0%Unchanged
Everence Capital Management Inc16,020$88.0K0.01%+16,020New
Sherbrooke Park Advisers LLC15,656$86.4K0.03%+15,656New
Royal Bank of Canada15,558$86.0K0.00%+8,036+106.8%Added
Walleye Capital LLC15,474$85.4K0.00%+15,474New
Cubist Systematic Strategies, LLC14,995$82.8K0.00%+14,995New
Bayesian Capital Management, LP14,950$82.5K0.01%+14,950New
Balyasny Asset Management LLC13,660$75.4K0.00%−68,304−83.3%Reduced
LPL Financial LLC12,500$69.0K0.00%−500−3.8%Reduced
Ameritas Investment Partners, Inc.12,042$66.5K0.00%+2,033+20.3%Added
State of Wisconsin Investment Board11,054$61.0K0.00%+11,054New
State of Wyoming8,990$49.6K0.01%+4,358+94.1%Added
Zurcher Kantonalbank (Zurich Cantonalbank)8,967$49.5K0.00%00.0%Unchanged
The PNC Financial Services Group, Inc.8,362$46.2K0.00%+1,150+15.9%Added
Nisa Investment Advisors, LLC7,860$43.4K0.00%+6,600+523.8%Added
Metropolitan Life Insurance Co7,489$41.3K0.00%+793+11.8%Added
Tower Research Capital LLC (TRC)5,811$32.1K0.00%+2,362+68.5%Added
Allspring Global Investments Holdings, LLC4,803$26.5K0.00%−3,096−39.2%Reduced
KBC Group NV3,884$21.0K0.00%−1,333−25.6%Reduced
CWM, LLC1,227$7.00K0.00%+718+141.1%Added
Parkside Financial Bank & Trust767$4.23K0.00%+382+99.2%Added