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  •  Dow Down0.03% Nasdaq Up0.48%
    Upgrades & Downgrades History
    DateResearch FirmActionFromTo
    8-Aug-16Cantor FitzgeraldUpgradeHoldBuy
    7-Jul-16Maxim GroupInitiatedBuy
    26-Apr-16Leerink PartnersDowngradeOutperformMkt Perform
    25-Apr-16Piper JaffrayDowngradeOverweightNeutral
    25-Apr-16Cantor FitzgeraldDowngradeBuyHold
    16-Sep-15Cantor FitzgeraldInitiatedBuy
    14-Aug-15Leerink PartnersInitiatedOutperform
    10-Jul-14Maxim GroupInitiatedBuy
    16-Jul-13Cantor FitzgeraldInitiatedBuy
    12-Dec-12Aegis CapitalInitiatedBuy

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