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MERCURY SYSTEMS INC (MRCY) Ownership Summary
Institutional Holders
Total Number of Holders 267
% of Shares Outstanding 110.40%
Total Shares Held 65,518,156
Total Value of Holdings $1,768,335,030.44
Net Activity 3,940,013
 
Top 5 Holders Shares Held Shares Changed
BLACKROCK INC. 7,405,486 (81,663)
JANA PARTNERS MANAGEMENT, LP 6,924,896 1,713,761
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC 6,379,526 (177,246)
VANGUARD GROUP INC 5,318,787 (350,565)
JANA PARTNERS LLC 4,394,641 2,401,242

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Insider Trades
 Last 3 mos.Last 12 mos.
Number of Insider Trades136
Number of Buys020
Number of Sells116
Net Activity (2,202) 2,373,329
 
Top 5 TradesShares Traded Date
BALLHAUS WILLIAM L5676/24/2024
RATNER STEVEN2,2026/18/2024
GEORGES STEPHANIE1,4092/16/2024
MUNRO DOUGLAS2762/16/2024
RATNER STEVEN1,8952/16/2024

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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/A   VANGUARD GROUP INC  02/13/24   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   JANA PARTNERS MANAGEMENT, LP  02/13/24   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   WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC  02/12/24   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   STATE STREET CORP  01/24/24   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   BLACKROCK INC.  01/23/24   File this document to a folder.