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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 2022

Institutional positions in Cytek Biosciences, Inc. as of Mar 31, 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
74
+22 vs. Q4 2021
Shares held
47.7M
+12.7M (+36.2%) vs. Q4 2021
Total value
$514.5M
−$57.4M (−10.0%) vs. Q4 2021
New holders
29
33 more added
Sold out
7
9 more reduced

Compare with Q4 2021: 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 2022: 74 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 2022: $514.5M
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, Q1 2022

Shares, value and share of portfolio for each institution holding Cytek Biosciences, Inc.; share changes are against Q4 2021.

Institutions holding CTKB in Q1 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Ra Capital Management, L.P.13,381,054$144.2M3.15%+3,774,026+39.3%Added
HHLR Advisors, Ltd.SuperinvestorHHLR Advisors (Hillhouse)8,757,030$94.4M1.97%00.0%Unchanged
Vanguard Group Inc6,352,090$68.5M0.00%+5,140,344+424.2%Added
BlackRock Inc.6,093,340$65.7M0.00%+3,722,881+157.1%Added
Miura Global Management, LLC2,255,000$24.3M7.90%−765,000−25.3%Reduced
State Street Corp1,320,658$14.2M0.00%+1,048,629+385.5%Added
Geode Capital Management, LLC921,140$9.93M0.00%+566,000+159.4%Added
D. E. Shaw & Co., Inc.734,056$7.91M0.01%+718,217+4,534.5%Added
Northern Trust Corp707,463$7.63M0.00%+547,658+342.7%Added
Goldman Sachs Group Inc649,289$7.00M0.00%+589,229+981.1%Added
Point72 Asset Management, L.P.631,000$6.80M0.03%+631,000New
FIL Ltd583,362$6.29M0.01%−2,083,238−78.1%Reduced
Two Sigma Investments, LP524,421$5.65M0.02%+524,421New
FMR LLC518,229$5.59M0.00%−2,148,371−80.6%Reduced
Pura Vida Investments, LLC424,577$4.58M0.55%+2,800+0.7%Added
Nuveen Asset Management, LLC350,238$3.98M0.00%+281,263+407.8%Added
Charles Schwab Investment Management Inc289,846$3.13M0.00%+184,142+174.2%Added
Bank of New York Mellon Corp266,335$2.87M0.00%+213,476+403.9%Added
Bank of America Corp243,938$2.63M0.00%+238,217+4,163.9%Added
Cubist Systematic Strategies, LLC235,633$2.54M0.02%+235,633New
Soleus Capital Management, L.P.180,000$1.94M0.30%+180,000New
Janus Henderson Group PLC135,198$1.46M0.00%+135,198New
Healthcare of Ontario Pension Plan Trust Fund126,800$1.37M0.00%+126,800New
Morgan Stanley117,887$1.27M0.00%+112,808+2,221.1%Added
Millennium Management LLC117,774$1.27M0.00%+117,774New
Fred Alger Management, LLC108,514$1.17M0.00%−574−0.5%Reduced
Alyeska Investment Group, L.P.100,000$1.08M0.01%+100,000New
Alliancebernstein L.P.98,308$1.06M0.00%+98,308New
Walleye Capital LLC97,852$1.05M0.03%+32,032+48.7%Added
Rhumbline Advisers96,278$1.04M0.00%+81,455+549.5%Added
Two Sigma Advisers, LP95,000$1.02M0.00%+95,000New
Jane Street Group, LLC77,619$837.0K0.00%+77,619New
New York State Common Retirement Fund70,954$765.0K0.00%+60,125+555.2%Added
Trexquant Investment LP55,596$599.0K0.03%+55,596New
Glenview Capital Management, LLC55,413$597.0K0.01%+55,413New
MetLife Investment Management54,754$590.2K0.00%+48,305+749.0%Added
Deutsche Bank AG54,584$588.0K0.00%+44,165+423.9%Added
Renaissance Technologies LLC54,300$585.0K0.00%−54,700−50.2%Reduced
JPMorgan Chase & Co49,906$538.0K0.00%+39,974+402.5%Added
American International Group, Inc.48,441$522.0K0.00%+39,907+467.6%Added
California State Teachers Retirement System41,767$450.0K0.00%+33,090+381.4%Added
Wellington Management Group LLP41,617$449.0K0.00%+41,617New
Paloma Partners Management Co40,751$439.0K0.03%+29,906+275.8%Added
Invesco Ltd.40,100$432.0K0.00%+40,100New
Manufacturers Life Insurance Company, The38,873$419.1K0.00%+28,481+274.1%Added
Wells Fargo & Company38,351$413.0K0.00%+12,930+50.9%Added
Parametric Portfolio Associates LLC37,111$400.0K0.00%−40,626−52.3%Reduced
Jump Financial, LLC34,854$376.0K0.02%+34,854New
Engineers Gate Manager LP32,799$354.0K0.01%+32,799New
Barclays PLC32,656$351.0K0.00%+32,656New
Parkwood LLC29,311$316.0K0.05%−3,016−9.3%Reduced
ExodusPoint Capital Management, LP27,049$292.0K0.00%+27,049New
Citadel Advisors LLC25,349$273.0K0.00%−67,020−72.6%Reduced
Susquehanna International Group, LLP23,590$254.0K0.00%+23,590New
Allspring Global Investments Holdings, LLC20,474$220.0K0.00%+1,270+6.6%Added
Graham Capital Management, L.P.19,884$214.0K0.01%+19,884New
PDT Partners, LLC19,435$210.0K0.02%+19,435New
ProShare Advisors LLC18,306$197.0K0.00%+18,306New
Principal Financial Group Inc15,890$171.0K0.00%+15,890New
Amalgamated Bank15,225$164.0K0.00%+15,225New
Amalgamated Financial Corp.15,225$164.0K0.00%+15,225New
Point72 Hong Kong Ltd12,250$132.0K0.01%+12,250New
Chicago Partners Investment Group LLC11,030$106.0K0.01%+470+4.5%Added
Legal & General Group Plc9,852$106.0K0.00%+8,252+515.8%Added
Victory Capital Management Inc10,405$98.0K0.00%−295−2.8%Reduced
Ameritas Investment Partners, Inc.7,567$82.0K0.00%+6,336+514.7%Added
Metropolitan Life Insurance Co6,415$69.2K0.00%+1,536+31.5%Added
Royal Bank of Canada5,995$65.0K0.00%+2,341+64.1%Added
Citigroup Inc4,446$48.0K0.00%+275+6.6%Added
Tower Research Capital LLC (TRC)1,885$20.0K0.00%+436+30.1%Added
The PNC Financial Services Group, Inc.435$5.00K0.00%00.0%Unchanged
Captrust Financial Advisors364$4.00K0.00%+364New
Tradewinds Capital Management, LLC2$00.00%00.0%Unchanged
Covestor Ltd24$00.00%+24New
OrbiMed Advisors LLC0$00.00%−1,923,139−100.0%Sold out
Octagon Capital Advisors LP0$00.00%−400,000−100.0%Sold out
Ergoteles LLC0$00.00%−177,001−100.0%Sold out
Norges Bank0$00.00%−33,443−100.0%Sold out
Cornerstone Investment Partners, LLC0$00.00%−11,500−100.0%Sold out
Marshall Wace, LLP0$00.00%−7,160−100.0%Sold out
STRS Ohio0$00.00%−3,700−100.0%Sold out