CTKB — CYTEK BIOSCIENCES INC

Ownership history in ROYCE & ASSOCIATES LP  ·  11 quarters on record

This page tracks every 13F SEC filing in which ROYCE & ASSOCIATES LP 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
0.09% (2025 Q4)
Avg. % of fund
0.03%
First filed
2023 Q1
Last filed
2025 Q4
Quarters held
11
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q4 REDUCED 1,692,657 -70,605 -4.0% 0.09% $8.5M $5.05
2025 Q3 ADDED 1,763,262 +373,456 +26.9% 0.06% $6.1M $3.47
2025 Q2 ADDED 1,389,806 +823,987 +145.6% 0.05% $4.7M $3.40
2025 Q1 ADDED 565,819 +95,000 +20.2% 0.02% $2.3M $4.01
7 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% 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% MILLENNIUM MANAGEMENT LLC 3Y 7Y 0.01% HRT FINANCIAL LP 3Y 7Y 0.01%
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