CTKB — CYTEK BIOSCIENCES INC

Ownership history in MILLENNIUM MANAGEMENT LLC  ·  16 quarters on record

This page tracks every 13F SEC filing in which MILLENNIUM MANAGEMENT LLC reported a position in CYTEK BIOSCIENCES INC (CTKB). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Peak position
0.01% (2025 Q4)
Avg. % of fund
0.0%
First filed
2021 Q3
Last filed
2025 Q4
Quarters held
16
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q4 ADDED 4,752,447 +1,334,065 +39.0% 0.01% $24.0M $5.05
2025 Q3 ADDED 3,418,382 +2,493,610 +269.6% 0.01% $11.9M $3.47
2025 Q2 ADDED 924,772 +429,335 +86.7% 0.00% $3.1M $3.40
2025 Q1 REDUCED 495,437 -308,486 -38.4% 0.00% $2.0M $4.01
12 older quarters hidden  —  Sign in free or upgrade to Premium to see full history
% of Fund (quarterly)    CTKB price (monthly, adj. close)

Other funds also holding CTKB

As of 2025 Q4 — sorted by position size

Topline Capital Management, LLC 3.4% HHLR ADVISORS, LTD. 3Y 7Y 1.08% BROWN CAPITAL MANAGEMENT LLC 3Y 7Y 0.86% Numerai GP LLC 3Y 0.11% ROYCE & ASSOCIATES LP 3Y 7Y 0.09% Dynamic Technology Lab Private Ltd 3Y 7Y 0.05% PDT Partners, LLC 3Y 7Y 0.03% Boston Partners 3Y 7Y 0.03% AXQ CAPITAL, LP 3Y 0.02% HRT FINANCIAL LP 3Y 7Y 0.01%
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