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Cytosorbents Corp
CTSO

Overview Fund Activity

48 hedge funds and large institutions have $16.9M invested in Cytosorbents Corp in 2025 Q1 according to their latest regulatory filings, with 7 funds opening new positions, 18 increasing their positions, 9 reducing their positions, and 9 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
48
Holders Change
-2
Holders Change %
-4%
% of All Funds
0.65%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
7
Increased
18
Reduced
9
Closed
9
Calls
$8K
Puts
$7K
Net Calls
+$1K
Net Calls Change
-$14K

Top Buyers

1
AC
1
Avenir Corporation
Virginia
$5.04M
2
CM
2
CM Management
Florida
$954K
3
SC
3
Skylands Capital
Wisconsin
$3M
4
Geode Capital Management
4
Geode Capital Management
Massachusetts
$614K
5
Renaissance Technologies
5
Renaissance Technologies
New York
$225K

Top Sellers

1
GIM
1
Granahan Investment Management
Massachusetts
$358K
2
SIG
2
Sargent Investment Group
Maryland
$824K
3
EGM
3
Engineers Gate Manager
New York
$0
4
CCC
4
Cable Car Capital
California
$0
5
Millennium Management
5
Millennium Management
New York
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
XT
26
XTX Topco
Cayman Islands
$30.1K +$7.32K +7,321 +32%
EWA
27
EP Wealth Advisors
California
$28K – – –
AFG
28
Atomi Financial Group
New York
$27.6K +$200 +200 +0.7%
SEI Investments
29
SEI Investments
Pennsylvania
$26.6K +$11K +10,983 +71%
Creative Planning
30
Creative Planning
Kansas
$23.1K +$1.82K +1,820 +9%
SAM
31
Seelaus Asset Management
New Jersey
$18.3K -$500 -500 -3%
TSS
32
Two Sigma Securities
New York
$15.3K +$15.3K +15,287 New
CCB
33
Country Club Bank
Missouri
$15.2K – – –
MFG
34
Merit Financial Group
Georgia
$15.1K +$83 +83 +0.6%
CPIG
35
Chicago Partners Investment Group
Illinois
$11.9K -$151 -171 -1%
Citadel Advisors
36
Citadel Advisors
Florida
$8.18K +$8.18K +8,183 New
TRCT
37
Tower Research Capital (TRC)
New York
$5.5K +$3.41K +3,408 +163%
HCP
38
Hexagon Capital Partners
Arkansas
$3.33K – – –
Comerica Bank
39
Comerica Bank
Texas
$3.31K -$380 -380 -10%
NEWAS
40
N.E.W. Advisory Services
Wisconsin
$2.72K +$2.72K +2,720 New
JPMorgan Chase & Co
41
JPMorgan Chase & Co
New York
$485 -$9 -9 -2%
YAL
42
Your Advocates Ltd
Texas
$250 – – –
Wells Fargo
43
Wells Fargo
California
$250 – – –
MCM
44
MAI Capital Management
Ohio
$233 +$130 +130 +126%
SS
45
SBI Securities
Japan
$100 – – –
PNC Financial Services Group
46
PNC Financial Services Group
Pennsylvania
$31 – – –
BNP Paribas Financial Markets
47
BNP Paribas Financial Markets
France
$3 – – –
EGM
48
Engineers Gate Manager
New York
– -$48K -52,751 Closed
CCC
49
Cable Car Capital
California
– -$45.5K -50,000 Closed
Millennium Management
50
Millennium Management
New York
– -$30.3K -33,280 Closed
1
2
3