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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.

Q3 2023 vs. Q2 2023

How the institutions holding Cytek Biosciences, Inc. changed between Q2 2023 and Q3 2023.

All holders in Q3 2023All holders in Q2 2023

13F holders of CTKB: Q2 2023 compared with Q3 2023
MeasureQ2 2023Q3 2023Change
Holders101107+6
Shares77.0M77.4M+371.1K (+0.5%)
Value$657.9M$427.7M−$230.2M (−35.0%)

New holders (18)

Institutions that held Cytek Biosciences, Inc. at the end of Q3 2023 but not at the end of Q2 2023.

Institutions new to CTKB in Q3 2023
InstitutionSharesValue% of portfolio
Renaissance Technologies LLC296,900$1.64M0.00%
Connor, Clark & Lunn Investment Management Ltd.228,395$1.26M0.01%
Voloridge Investment Management, LLC74,881$413.3K0.00%
Quantbot Technologies LP46,452$256.4K0.02%
Jane Street Group, LLC46,119$254.6K0.00%
Comerica Bank45,524$251.3K0.00%
Jump Financial, LLC43,404$239.6K0.01%
Versor Investments LP33,900$187.1K0.04%
Verition Fund Management LLC30,451$168.1K0.00%
Y-Intercept (Hong Kong) Ltd19,234$106.2K0.01%
Everence Capital Management Inc16,020$88.0K0.01%
Sherbrooke Park Advisers LLC15,656$86.4K0.03%
Walleye Capital LLC15,474$85.4K0.00%
Cubist Systematic Strategies, LLC14,995$82.8K0.00%
Bayesian Capital Management, LP14,950$82.5K0.01%
State of Wisconsin Investment Board11,054$61.0K0.00%
Bessemer Group Inc366$2.00K0.00%
Versant Capital Management, Inc286$1.58K0.00%

Sold out (12)

Institutions that held Cytek Biosciences, Inc. at the end of Q2 2023 and filed for Q3 2023 without it.

Institutions that sold out of CTKB in Q3 2023
InstitutionShares, Q2 2023Value, Q2 2023
Macquarie Group Ltd1,253,715$10.7M
Miura Global Management, LLC380,591$3.25M
PDT Partners, LLC115,545$986.8K
Jefferies Financial Group Inc.75,000$640.5K
Susquehanna International Group, LLP67,320$574.9K
Parkwood LLC48,244$412.0K
STRS Ohio18,300$156.0K
Chicago Partners Investment Group LLC17,028$152.1K
Huntington National Bank165$1.41K
EverSource Wealth Advisors, LLC69$589
Bogart Wealth, LLC24$205
Advisor Group Holdings, Inc.20$171