Question 1

Which Wall Street gurus hold Cytek Biosciences Inc (CTKB)?

Accepted Answer

Per the latest SEC 13F filings, 13 Wall Street gurus hold CTKB. Top holders include 이스라엘 잉글랜더, 짐 사이먼스 (유산), 폴 튜더 존스, with a combined position value of about $144.6M.

Question 2

What sector does Cytek Biosciences Inc belong to?

Accepted Answer

Cytek Biosciences Inc (CTKB) is in the Life Sciences Tools & Services sector / Life Sciences Tools & Services industry, listed on NASDAQ NMS - GLOBAL MARKET.

Question 3

What are the key financial metrics for Cytek Biosciences Inc?

Accepted Answer

Key metrics for Cytek Biosciences Inc (CTKB): EPS $-0.58, Beta 1.18. Live price and chart are at the top of the page.

Question 4

What is a 13F report?

Accepted Answer

A 13F is a quarterly filing institutional investors submit to the US Securities and Exchange Commission (SEC) disclosing their equity holdings. It is mandatory for managers with at least $100M in AUM and must be filed within 45 days of the quarter end.

#	Investor	Weight	Shares	Value	Activity
1	Israel Englander Millennium Management LLC	0.01%	6,291,798	$27.50M	HOLD
2	Jim Simons (Estate) Renaissance Technologies LLC	0.00%	676,700	$2.96M	HOLD
3	Paul Tudor Jones Tudor Investment Corp	0.00%	320,715	$1.40M	HOLD
4	Cliff Asness AQR Capital Management LLC	0.00%	912,342	$3.99M	HOLD
5	BlackRock BlackRock Inc	0.00%	17,007,269	$74.32M	HOLD
6	Goldman Sachs Goldman Sachs Asset Management	0.00%	2,344,735	$10.25M	HOLD
7	David E. Shaw D.E. Shaw & Co LP	0.00%	260,125	$1.14M	HOLD
8	State Street State Street Global Advisors	0.00%	4,123,748	$18.02M	HOLD
9	Ken Griffin Citadel Advisors LLC	0.00%	471,392	$2.06M	HOLD
10	Two Sigma Two Sigma Investments LP	0.00%	25,600	$111,872	HOLD
11	JPMorgan Chase JPMorgan Asset Management	0.00%	299,090	$1.29M	HOLD
12	Fidelity (FMR) Fidelity Management & Research	0.00%	283,386	$1.24M	HOLD
13	T. Rowe Price T. Rowe Price Associates	0.00%	80,142	$351,000	HOLD

Insider	Title	Type	Shares	Value	Date
Yan Ming	CHIEF TECHNOLOGY OFFICER	SELL	135,892	--	6/12/2026
Imper Vera	Director	SELL	43,973	--	6/10/2026
Imper Vera	Director	BUY	33,333	--	6/10/2026
Imper Vera	Director	BUY	18,261	$0.1M	6/10/2026
Ball Jack	Director	SELL	43,973	--	6/10/2026
Holder Michael	Director	SELL	43,973	--	6/10/2026
Holder Michael	Director	BUY	33,333	--	6/10/2026
Holder Michael	Director	BUY	18,261	$0.1M	6/10/2026
Chin Richard	Director	BUY	18,261	$0.1M	6/10/2026
NEFF DEBORAH J	Director	SELL	43,973	--	6/10/2026

Cytek Biosciences Inc

Holders (13)

Insider Trades (16)