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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, Q2 2022

Institutional positions in Cytek Biosciences, Inc. as of Jun 30, 2022. 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
85
+13 vs. Q1 2022
Shares held
52.9M
+5.21M (+10.9%) vs. Q1 2022
Total value
$567.8M
+$53.8M (+10.5%) vs. Q1 2022
New holders
27
36 more added
Sold out
14
17 more reduced

2 institutions that held it in Q1 2022 haven't filed for Q2 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2022: 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 holdersQ2 2022: 85 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 heldQ2 2022: $567.8M
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, Q2 2022

Shares, value and share of portfolio for each institution holding Cytek Biosciences, Inc.; share changes are against Q1 2022.

Institutions holding CTKB in Q2 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Covestor Ltd18$00.00%−6−25.0%Reduced
Advisor Group Holdings, Inc.20$00.00%+20New
UBS Group AG63$1.00K0.00%+63New
Ellevest, Inc.112$1.00K0.00%+112New
Crewe Advisors LLC77$1.00K0.00%+77New
Captrust Financial Advisors338$4.00K0.00%−26−7.1%Reduced
The PNC Financial Services Group, Inc.435$5.00K0.00%00.0%Unchanged
Royal Bank of Canada644$7.00K0.00%−5,351−89.3%Reduced
Nisa Investment Advisors, LLC1,700$18.0K0.00%+1,700New
Wells Fargo & Company2,545$27.0K0.00%−35,806−93.4%Reduced
Allspring Global Investments Holdings, LLC3,288$35.0K0.00%−17,186−83.9%Reduced
Tower Research Capital LLC (TRC)3,851$41.0K0.00%+1,966+104.3%Added
Lazard Asset Management LLC6,555$70.0K0.00%+6,555New
Metropolitan Life Insurance Co7,083$76.0K0.00%+668+10.4%Added
Ameritas Investment Partners, Inc.8,564$91.0K0.00%+997+13.2%Added
Zurcher Kantonalbank (Zurich Cantonalbank)8,967$96.0K0.00%+8,967New
Citigroup Inc9,099$97.0K0.00%+4,653+104.7%Added
Victory Capital Management Inc10,379$111.0K0.00%−26−0.2%Reduced
Teacher Retirement System of Texas10,603$114.0K0.00%+10,603New
Price T Rowe Associates Inc10,895$117.0K0.00%+10,895New
ProShare Advisors LLC12,827$138.0K0.00%−5,479−29.9%Reduced
Chicago Partners Investment Group LLC11,626$149.0K0.01%+596+5.4%Added
State of Wisconsin Investment Board16,191$174.0K0.00%+16,191New
State Board of Administration of Florida Retirement System16,320$175.0K0.00%+16,320New
Janus Henderson Group PLC16,954$182.0K0.00%−118,244−87.5%Reduced
Barclays PLC17,651$189.0K0.00%−15,005−45.9%Reduced
Amalgamated Bank18,035$194.0K0.00%+2,810+18.5%Added
Arizona State Retirement System18,190$195.0K0.00%+18,190New
Cornerstone Investment Partners, LLC18,440$198.0K0.01%+18,440New
Jane Street Group, LLC20,239$217.0K0.00%−57,380−73.9%Reduced
Algert Global LLC21,270$228.0K0.02%+21,270New
Bank of America Corp25,999$279.0K0.00%−217,939−89.3%Reduced
Allianz Asset Management GmbH30,415$326.0K0.00%+30,415New
SG Americas Securities, LLC30,790$330.0K0.00%+30,790New
Mirae Asset Global Investments Co., Ltd.32,960$354.0K0.00%+32,960New
Legal & General Group Plc39,654$425.0K0.00%+29,802+302.5%Added
Man Group plc–$440.0K0.00%–New
Parkwood LLC42,292$454.0K0.09%+12,981+44.3%Added
Voya Investment Management LLC42,877$460.0K0.00%+42,877New
Credit Suisse AG45,511$489.0K0.00%+45,511New
PDT Partners, LLC46,168$495.0K0.04%+26,733+137.6%Added
Manufacturers Life Insurance Company, The46,216$495.9K0.00%+7,343+18.9%Added
Invesco Ltd.52,661$565.0K0.00%+12,561+31.3%Added
American International Group, Inc.53,444$573.0K0.00%+5,003+10.3%Added
Marshall Wace, LLP54,096$582.0K0.00%+54,096New
Deutsche Bank AG57,392$616.0K0.00%+2,808+5.1%Added
MetLife Investment Management61,031$654.9K0.01%+6,277+11.5%Added
JPMorgan Chase & Co61,454$659.0K0.00%+11,548+23.1%Added
UBS Asset Management Americas Inc63,957$686.3K0.00%+63,957New
New York State Common Retirement Fund71,486$767.0K0.00%+532+0.7%Added
Gsa Capital Partners LLP73,743$791.0K0.12%+73,743New
Trexquant Investment LP74,678$801.0K0.04%+19,082+34.3%Added
Goldman Sachs Group Inc74,892$803.0K0.00%−574,397−88.5%Reduced
Cubist Systematic Strategies, LLC84,124$903.0K0.01%−151,509−64.3%Reduced
Principal Financial Group Inc98,400$1.06M0.00%+82,510+519.3%Added
Alyeska Investment Group, L.P.100,000$1.07M0.01%00.0%Unchanged
Alliancebernstein L.P.100,508$1.08M0.00%+2,200+2.2%Added
Fred Alger Management, LLC106,391$1.14M0.01%−2,123−2.0%Reduced
California State Teachers Retirement System106,573$1.14M0.00%+64,806+155.2%Added
Rhumbline Advisers128,967$1.38M0.00%+32,689+34.0%Added
Swiss National Bank158,100$1.70M0.00%+158,100New
Renaissance Technologies LLC162,900$1.75M0.00%+108,600+200.0%Added
Morgan Stanley196,643$2.11M0.00%+78,756+66.8%Added
D. E. Shaw & Co., Inc.210,802$2.26M0.00%−523,254−71.3%Reduced
Citadel Advisors LLC264,928$2.84M0.00%+239,579+945.1%Added
Ameriprise Financial Inc276,202$2.96M0.00%+276,202New
Charles Schwab Investment Management Inc315,256$3.38M0.00%+25,410+8.8%Added
Bank of New York Mellon Corp327,989$3.52M0.00%+61,654+23.1%Added
Nuveen Asset Management, LLC444,594$4.77M0.00%+94,356+26.9%Added
Pura Vida Investments, LLC477,164$5.12M0.81%+52,587+12.4%Added
Glenview Capital Management, LLC500,000$5.37M0.14%+444,587+802.3%Added
FMR LLC520,845$5.59M0.00%+2,616+0.5%Added
FIL Ltd583,362$6.26M0.01%00.0%Unchanged
Northern Trust Corp828,616$8.89M0.00%+121,153+17.1%Added
Millennium Management LLC902,482$9.68M0.01%+784,708+666.3%Added
RTW Investments, LP916,838$9.84M0.25%+916,838New
Geode Capital Management, LLC1,145,470$12.3M0.00%+224,330+24.4%Added
Point72 Asset Management, L.P.1,536,079$16.5M0.08%+905,079+143.4%Added
Miura Global Management, LLC1,649,400$17.7M12.14%−605,600−26.9%Reduced
State Street Corp1,725,820$18.5M0.00%+405,162+30.7%Added
Blue Water Life Science Advisors, LLC2,100,000$22.5M12.24%+2,100,000New
Vanguard Group Inc6,273,802$67.3M0.00%−78,288−1.2%Reduced
BlackRock Inc.7,137,392$76.6M0.00%+1,044,052+17.1%Added
HHLR Advisors, Ltd.SuperinvestorHHLR Advisors (Hillhouse)8,757,030$94.0M2.01%00.0%Unchanged
Ra Capital Management, L.P.13,381,054$143.6M3.83%00.0%Unchanged
Two Sigma Investments, LP0$00.00%−524,421−100.0%Sold out
Soleus Capital Management, L.P.0$00.00%−180,000−100.0%Sold out
Healthcare of Ontario Pension Plan Trust Fund0$00.00%−126,800−100.0%Sold out
Walleye Capital LLC0$00.00%−97,852−100.0%Sold out
Two Sigma Advisers, LP0$00.00%−95,000−100.0%Sold out
Wellington Management Group LLP0$00.00%−41,617−100.0%Sold out
Paloma Partners Management Co0$00.00%−40,751−100.0%Sold out
Jump Financial, LLC0$00.00%−34,854−100.0%Sold out
Engineers Gate Manager LP0$00.00%−32,799−100.0%Sold out
ExodusPoint Capital Management, LP0$00.00%−27,049−100.0%Sold out
Susquehanna International Group, LLP0$00.00%−23,590−100.0%Sold out
Graham Capital Management, L.P.0$00.00%−19,884−100.0%Sold out
Point72 Hong Kong Ltd0$00.00%−12,250−100.0%Sold out
Tradewinds Capital Management, LLC0$00.00%−2−100.0%Sold out
Parametric Portfolio Associates LLC––––Not filed