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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 2023

Institutional positions in Cytek Biosciences, Inc. as of Jun 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
101
−1 vs. Q1 2023
Shares held
77.0M
+8.53M (+12.4%) vs. Q1 2023
Total value
$657.9M
+$28.3M (+4.5%) vs. Q1 2023
New holders
24
51 more added
Sold out
25
18 more reduced

Compare with Q1 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 holdersQ2 2023: 101 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 2023: $657.9M
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, Q2 2023

Shares, value and share of portfolio for each institution holding Cytek Biosciences, Inc.; share changes are against Q1 2023.

Institutions holding CTKB in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.15,127,505$129.2M0.00%+6,840,258+82.5%Added
Perceptive Advisors LLC0$00.00%−1,289,534−100.0%Sold out
Blue Water Life Science Advisors, LLC0$00.00%−1,109,000−100.0%Sold out
Lord, Abbett & Co. LLC0$00.00%−498,448−100.0%Sold out
Renaissance Technologies LLC0$00.00%−353,500−100.0%Sold out
Dark Forest Capital Management LP0$00.00%−137,838−100.0%Sold out
D. E. Shaw & Co., Inc.0$00.00%−133,249−100.0%Sold out
Qube Research & Technologies Ltd0$00.00%−128,574−100.0%Sold out
Tudor Investment Corp Et Al0$00.00%−123,997−100.0%Sold out
ExodusPoint Capital Management, LP0$00.00%−119,770−100.0%Sold out
Fred Alger Management, LLC0$00.00%−106,841−100.0%Sold out
Jump Financial, LLC0$00.00%−99,089−100.0%Sold out
Verition Fund Management LLC0$00.00%−78,392−100.0%Sold out
Cubist Systematic Strategies, LLC0$00.00%−35,172−100.0%Sold out
First Trust Advisors LP0$00.00%−31,226−100.0%Sold out
Squarepoint Ops LLC0$00.00%−30,773−100.0%Sold out
Algert Global LLC0$00.00%−25,679−100.0%Sold out
Walleye Capital LLC0$00.00%−18,790−100.0%Sold out
Prelude Capital Management, LLC0$00.00%−18,172−100.0%Sold out
Jane Street Group, LLC0$00.00%−16,227−100.0%Sold out
Dynamic Technology Lab Private Ltd0$00.00%−13,581−100.0%Sold out
Teacher Retirement System of Texas0$00.00%−13,267−100.0%Sold out
Versor Investments LP0$00.00%−12,100−100.0%Sold out
Bank of Montreal0$00.00%−10,625−100.0%Sold out
TCI Wealth Advisors, Inc.0$00.00%−346−100.0%Sold out
Ellevest, Inc.0$00.00%−68−100.0%Sold out