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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
Group One Trading, L.P.8,377$56.2K0.00%+884+11.8%Added
Metropolitan Life Insurance Co6,522$43.8K0.00%−967−12.9%Reduced
Federated Hermes, Inc.4,187$28.1K0.00%+191+4.8%Added
Royal Bank of Canada4,214$28.0K0.00%−36,484−89.6%Reduced
KBC Group NV3,884$26.0K0.00%00.0%Unchanged
The PNC Financial Services Group, Inc.3,748$25.1K0.00%−2,347−38.5%Reduced
Nisa Investment Advisors, LLC1,415$9.49K0.00%+60+4.4%Added
Tower Research Capital LLC (TRC)1,396$9.37K0.00%−34,890−96.2%Reduced
Leonteq Securities AG1,090$7.31K0.00%+470+75.8%Added
GAMMA Investing LLC896$6.01K0.00%−704−44.0%Reduced
Farther Finance Advisors, LLC807$5.41K0.00%00.0%Unchanged
Fifth Third Bancorp756$5.07K0.00%00.0%Unchanged
Catalyst Funds Management Pty Ltd300$2.01K0.00%+300New
Russell Investments Group, Ltd.192$1.29K0.00%+71+58.7%Added
CIBC Private Wealth Group, LLC154$1.03K0.00%+154New
CWM, LLC195$1.00K0.00%00.0%Unchanged
EverSource Wealth Advisors, LLC158$9500.00%+26+19.7%Added
Farmers & Merchants Investments Inc60$4030.00%00.0%Unchanged
Umb Bank N A52$3490.00%+52New
Nelson, Van Denburg & Campbell Wealth Management Group, LLC24$1610.00%+24New
Rothschild Investment LLC20$1340.00%+20New
Parkside Financial Bank & Trust16$1080.00%00.0%Unchanged
Simplex Trading, LLC139$00.00%+128+1,163.6%Added
Capital Advisors, Ltd. LLC39$00.00%00.0%Unchanged
Covestor Ltd10$00.00%−22−68.8%Reduced
Zevenbergen Capital Investments LLC0$00.00%−42,300−100.0%Sold out
EntryPoint Capital, LLC0$00.00%−9,567−100.0%Sold out
Valley National Advisers Inc0$00.00%−120−100.0%Sold out
Allworth Financial LP0$00.00%−41−100.0%Sold out