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Cytek Biosciences

153 hedge funds and large institutions have $309M invested in Cytek Biosciences in 2025 Q3 according to their latest regulatory filings, with 20 funds opening new positions, 62 increasing their positions, 53 reducing their positions, and 24 closing their positions.

New
Increased
Maintained
Reduced
Closed

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more capital invested

Capital invested by funds: $ → $

more ownership

Funds ownership:

less funds holding

Funds holding:

17% less first-time investments, than exits

New positions opened: 20 | Existing positions closed: 24

100% less call options, than puts

Call options by funds: $0 | Put options by funds: $2K

Holders
153
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
Puts
$2K
Net Calls
Net Calls Change

Top Buyers

1 +$9.54M
2 +$9.36M
3 +$6.43M
4
Goldman Sachs
Goldman Sachs
New York
+$2.71M
5
RA
Royce & Associates
New York
+$1.4M

Top Sellers

1 -$8.08M
2 -$6.6M
3 -$3.12M
4
Citadel Advisors
Citadel Advisors
Florida
-$2.01M
5
BlackRock
BlackRock
New York
-$1.83M
Name Holding Trade Value Shares
Change
Change in
Stake
26
$1.25M
27
$1.24M
28
$1.24M
29
$1.17M
30
$1.15M
31
$1.14M
32
$1.03M
33
$973K
34
$961K
35
$881K
36
$867K
37
$669K
38
$668K
39
$651K
40
$627K
41
$610K
42
$590K
43
$575K
44
$554K
45
$550K
46
$543K
47
$530K
48
$519K
49
$466K
50
$420K