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CTKB · Healthcare

CYTEK BIOSCIENCES INC

USA Healthcare Filing: 2025-12-31
Smart-money confidence · 1 of 3 sources firing
Bearish — money moving out

No standout activity across the feeds we track.

Hedge funds
26
Congress
No data
Insiders
No data
Cross-source blend of hedge-fund breadth, Congress trades, and insider Form 4s.  ·  how the score works
◆ Next steps Interested in CYTEK BIOSCIENCES INC? Here's what to do with it.
Not financial advice. Bogen Capital surfaces public SEC filings — you decide what to do with them.
Market cap
$570M
Industry
Medical Devices
Sector
Healthcare
Exchange
NasdaqGS
About CYTEK BIOSCIENCES INC

Cytek Biosciences, Inc., a cell analysis solutions company, provides cell analysis tools that facilitate scientific advances in biomedical research and clinical applications. The company offers Cytek aurora, northern lights systems, and Cytek aurora evo systems delivers cell analysis; Cytek Aurora CS System, a cellular complexity to perform additional downstream genomic and proteomic studies using phenotyping approaches; enhanced small particle detection; Cytek amnis imagestream imaging flow cytometers; Cytek guava muse cell analyzers; Cytek muse micro cell analyzers; Cytek guava easyCyte…

Who's behind the signal
Every informed buyer we can see on CTKB, across all three feeds.
Hedge funds · 5
D.E. Shaw & Co Increased +117%
Citadel Advisors Increased +103%
Point72 (Steve Cohen) Decreased −39%
AQR Capital Management Decreased −27%
Congress · 0
No congressional trades on record.
Insiders
No significant Form 4 insider activity in the window.
Not a model pick — but on our radar. CYTEK BIOSCIENCES INC isn't in the top-10 model right now, but 5 tracked investors hold it. Everything below is real signal from public filings — treat this as a watch candidate, not a conviction call.
5
Investors
0
New positions
3
Increasing
2
Decreasing
0
Unchanged
Price History
Loading price data...
Return: High: Low:
Who's Holding This Stock
Position sizes and recent activity from tracked institutional investors
Trust weight: 1.0×
Increased +39%
% of portfolio
0.0%
Position change
+39%
0.0% of Millennium Management's portfolio
Trust weight: 1.0×
Increased +117%
% of portfolio
0.0%
Position change
+117%
0.0% of D.E. Shaw & Co's portfolio
Trust weight: 1.0×
Increased +103%
% of portfolio
0.0%
Position change
+103%
0.0% of Citadel Advisors's portfolio
Trust weight: 1.1×
Decreased −39%
% of portfolio
0.0%
Position change
−39%
0.0% of Point72's portfolio
Trust weight: 1.0×
Decreased −27%
% of portfolio
0.0%
Position change
−27%
0.0% of AQR Capital Management's portfolio
Portfolio Allocation
How much of each investor's portfolio is allocated to CYTEK BIOSCIENCES INC
⚠ Disclaimer: This page is for informational purposes only. Holdings data from SEC EDGAR 13F filings, delayed up to 135 days. Not a recommendation to buy or sell CYTEK BIOSCIENCES INC or any security.

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