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Cytosorbents Corp
CTSO

Overview Fund Activity

43 hedge funds and large institutions have $20.6M invested in Cytosorbents Corp in 2025 Q2 according to their latest regulatory filings, with 3 funds opening new positions, 8 increasing their positions, 18 reducing their positions, and 7 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
43
Holders Change
-5
Holders Change %
-10.42%
% of All Funds
0.58%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
3
Increased
8
Reduced
18
Closed
7
Calls
$37K
Puts
–
Net Calls
+$37K
Net Calls Change
+$36K

Top Buyers

1
CM
CM Management
Florida
$1.6M
2
Vanguard Group
Vanguard Group
Pennsylvania
$2.72M
3
Susquehanna International Group
Susquehanna International Group
Pennsylvania
$169K
4
BlackRock
BlackRock
New York
$954K
5
AC
Avenir Corporation
Virginia
$6.47M

Top Sellers

1
SC
Skylands Capital
Wisconsin
$3.35M
2
GIM
Granahan Investment Management
Massachusetts
$0
3
Renaissance Technologies
Renaissance Technologies
New York
$149K
4
Neuberger Berman Group
Neuberger Berman Group
New York
$2.03M
5
SIG
Sargent Investment Group
Maryland
$673K
Name Holding Trade Value Shares
Change 		Shares
Change %
AC
1
Avenir Corporation
Virginia
$6.47M +$17.4K +13,619 +0.3%
SC
2
Skylands Capital
Wisconsin
$3.35M -$494K -385,987 -13%
Vanguard Group
3
Vanguard Group
Pennsylvania
$2.72M +$224K +175,208 +9%
Neuberger Berman Group
4
Neuberger Berman Group
New York
$2.03M -$112K -87,939 -5%
CM
5
CM Management
Florida
$1.6M +$379K +295,924 +31%
BlackRock
6
BlackRock
New York
$954K +$151K +118,308 +19%
Geode Capital Management
7
Geode Capital Management
Massachusetts
$770K -$15.9K -12,404 -2%
SIG
8
Sargent Investment Group
Maryland
$673K -$69.7K -77,300 -9%
CIBC Private Wealth Group
9
CIBC Private Wealth Group
Georgia
$221K – – –
State Street
10
State Street
Massachusetts
$204K – – –
Susquehanna International Group
11
Susquehanna International Group
Pennsylvania
$169K +$169K +131,853 New
UBS Group
12
UBS Group
Switzerland
$157K +$9.13K +7,132 +6%
Renaissance Technologies
13
Renaissance Technologies
New York
$149K -$139K -108,615 -48%
Raymond James Financial
14
Raymond James Financial
Florida
$139K -$2.24K -1,751 -2%
Morgan Stanley
15
Morgan Stanley
New York
$135K -$380 -297 -0.3%
Osaic Holdings
16
Osaic Holdings
Arizona
$125K -$35.9K -36,528 -22%
Northern Trust
17
Northern Trust
Illinois
$117K – – –
KCFA
18
Key Client Fiduciary Advisors
New Jersey
$100K – – –
KAS
19
Kestra Advisory Services
Texas
$90.7K – – –
Stifel Financial
20
Stifel Financial
Missouri
$61.4K – – –
Goldman Sachs
21
Goldman Sachs
New York
$59.9K -$20.3K -15,866 -25%
Bank of America
22
Bank of America
North Carolina
$50K -$6.28K -4,905 -11%
EWA
23
EP Wealth Advisors
California
$35.8K – – –
AFG
24
Atomi Financial Group
New York
$35.1K -$256 -200 -0.7%
Creative Planning
25
Creative Planning
Kansas
$28.3K -$1.28K -1,000 -4%
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