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CYTOSORBENTS CORP (CTSO) Ownership Summary
Institutional Holders
Total Number of Holders 52
% of Shares Outstanding 30.82%
Total Shares Held 16,776,944
Total Value of Holdings $20,803,410.56
Net Activity (969,667)
 
Top 5 Holders Shares Held Shares Changed
AVENIR CORP 2,970,262 (202,434)
SKYLANDS CAPITAL, LLC 2,840,778 (34,774)
GRANAHAN INVESTMENT MANAGEMENT, LLC 2,663,811 (381,022)
VANGUARD GROUP INC 1,949,551 0
NEUBERGER BERMAN GROUP LLC 1,536,514 (376,052)

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Insider Trades
 Last 3 mos.Last 12 mos.
Number of Insider Trades08
Number of Buys08
Number of Sells00
Net Activity 0 229,325
 
Top 5 TradesShares Traded Date
MARIANI PETER J350,0008/14/2024
BLOCH KATHLEEN P.65,0004/2/2024
CAPPONI VINCENT81,0004/2/2024
CHAN PHILLIP P.96,0004/2/2024
DELIARGYRIS EFTHYMIOS61,0004/2/2024

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5% Ownership (SC 13D & SC 13G Filings)
View Form   Filer  Received  Period 
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View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original Format  SC 13G   AVENIR CORP  02/14/24   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original Format  SC 13G   GRANAHAN INVESTMENT MANAGEMENT, LLC  02/14/24   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original Format  SC 13G   SKYLANDS CAPITAL, LLC  01/08/24   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original Format  SC 13G/A   AVENIR CORP  02/14/23   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original Format  SC 13G/A   VANGUARD GROUP INC  02/09/23   File this document to a folder.