MERCURY SYS INC filings

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SEC filings by MERCURY SYS INC (ownership)
TypeFiledFilerSubjectShares OwnedPercent Owned
SC 13D/A2024-02-13JANA Partners Management, LPMERCURY SYSTEMS INC6,553,120-EDGAR
SC 13G/A2024-02-13VANGUARD GROUP INCMERCURY SYSTEMS INC5,669,3529.6%EDGAR
SC 13G/A2024-02-12WILLIAM BLAIR INVESTMENT MANAGEMENT, LLCMERCURY SYSTEMS INC6,556,77211.1%EDGAR
SC 13G2024-01-24STATE STREET CORPMERCURY SYSTEMS INC-6.0%EDGAR
SC 13G/A2024-01-23BlackRock Inc.MERCURY SYSTEMS INC7,486,05812.6%EDGAR
SC 13G/A2023-09-06WILLIAM BLAIR INVESTMENT MANAGEMENT, LLCMERCURY SYSTEMS INC6,740,43911.6%EDGAR
SC 13G/A2023-08-08BlackRock Inc.MERCURY SYSTEMS INC5,878,10410.1%EDGAR
SC 13D2023-07-06JANA PARTNERS LLCMERCURY SYSTEMS INC4,655,249-EDGAR
SC 13D/A2023-06-15Starboard Value LPMERCURY SYSTEMS INC2,660,2584.6%EDGAR
SC 13G/A2023-02-14BANK OF AMERICA CORP /DE/MERCURY SYSTEMS INC62,5200.1%EDGAR
SC 13G/A2023-02-09VANGUARD GROUP INCMERCURY SYSTEMS INC5,117,0788.8%EDGAR
SC 13G/A2023-02-09WILLIAM BLAIR INVESTMENT MANAGEMENT, LLCMERCURY SYSTEMS INC5,205,9689.0%EDGAR
SC 13G/A2023-02-06WELLINGTON MANAGEMENT GROUP LLPMERCURY SYSTEMS INC2,262,6133.9%EDGAR
SC 13D/A2023-02-03JANA PARTNERS LLCMERCURY SYSTEMS INC2,687,869-EDGAR
SC 13G/A2023-01-24BlackRock Inc.MERCURY SYSTEMS INC5,675,8229.8%EDGAR
SC 13D/A2022-06-27JANA PARTNERS LLCMERCURY SYSTEMS INC3,235,880-EDGAR
SC 13D/A2022-06-24Starboard Value LPMERCURY SYSTEMS INC4,156,8317.2%EDGAR
SC 13G/A2022-02-10WILLIAM BLAIR INVESTMENT MANAGEMENT, LLCMERCURY SYSTEMS INC3,317,8225.9%EDGAR
SC 13G/A2022-02-10VANGUARD GROUP INCMERCURY SYSTEMS INC5,166,9099.1%EDGAR
SC 13G2022-02-04WELLINGTON MANAGEMENT GROUP LLPMERCURY SYSTEMS INC2,856,0145.0%EDGAR
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