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PROPHASE LABS, INC. (PRPH) Ownership Summary
Institutional Holders
Total Number of Holders 32
% of Shares Outstanding 8.91%
Total Shares Held 1,699,434
Total Value of Holdings $7,103,634.12
Net Activity 11,287
 
Top 5 Holders Shares Held Shares Changed
VANGUARD GROUP INC 618,763 9,416
RENAISSANCE TECHNOLOGIES LLC 234,806 (10,904)
HIGHTOWER ADVISORS, LLC 153,649 (19,475)
GEODE CAPITAL MANAGEMENT, LLC 138,411 1,002
PERRITT CAPITAL MANAGEMENT INC 85,700 (200)

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Insider Trades
 Last 3 mos.Last 12 mos.
Number of Insider Trades00
Number of Buys00
Number of Sells00
Net Activity 0 0
 
Top 5 TradesShares Traded Date
KARKUS TED WILLIAM50,0004/5/2023
KARKUS TED WILLIAM100,0004/3/2023
KARKUS TED WILLIAM268,3372/1/2023
KARKUS TED WILLIAM500,0002/1/2023
KARKUS TED WILLIAM319,2311/13/2023

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5% Ownership (SC 13D & SC 13G Filings)
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View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original Format  SC 13D/A   KARKUS TED WILLIAM  03/19/24   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original Format  SC 13D/A   KARKUS TED WILLIAM  04/05/23   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original Format  SC 13D/A   KARKUS TED WILLIAM  04/04/23   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original Format  SC 13D/A   KARKUS TED WILLIAM  02/02/23   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original Format  SC 13D/A   KARKUS TED WILLIAM  01/17/23   File this document to a folder.