Activity Companies Alerts About

Wenbin Jiang owns 4.28% of Cytek Biosciences

5,561,029 shares as of the August 18, 2026 filing, worth $29.2M at the latest close.

CTKB · $682M market cap · Founder-led
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Free.
The stake
4.28%
worth $29.2M at the latest close
Stake rank
#1,005
by dollar value of the stake
Last sale
1,077 days ago
Nov 7, 2023
Last buy
None
no purchases since 2022

Wenbin Jiang owns 4.28% of Cytek Biosciences, Inc.: 5,561,029 of 129,983,253 shares, worth about $29.2M at the 2026-10-16 close. The stake has moved from 22.65% in 2021 to 4.28% on 2026-08-18, across 22 sales and 0 purchases that moved it since 2016. The last trade that moved it was a discretionary sale of $86,800 on 2023-11-07.

How the stake is held

as of the Aug 18, 2026 filing
SHARES
OF THE STAKE
COMMON STOCK · stated Aug 18, 2026 · Form 4 ↗
HELD DIRECTLY
5,561,029
100.0%
THE STAKE
5,561,029
4.28%