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  •  Dow Down0.32% Nasdaq Down0.01%
    Upgrades & Downgrades History
    UPGRADES & DOWNGRADES HISTORY 
    DateResearch FirmActionFromTo
    18-Dec-13MKM PartnersDowngradeBuyNeutral
    20-Dec-11Global Hunter SecuritiesDowngradeAccumulateNeutral
    9-Nov-11Global Hunter SecuritiesDowngradeBuyAccumulate
    8-Nov-11Ladenburg ThalmannDowngradeBuyNeutral
    27-Jul-11MKM PartnersInitiatedBuy
    6-May-11NeedhamUpgradeBuyStrong Buy
    19-Nov-10Deutsche BankInitiatedBuy
    16-Oct-09NeedhamUpgradeHoldBuy
    25-Sep-09NeedhamInitiatedHold
    4-Aug-09Ladenburg ThalmannInitiatedBuy
    20-Sep-07Leerink SwannInitiatedOutperform
    23-May-06CIBC Wrld MktsInitiatedSector Outperform
    22-May-06Pacific Growth EquitiesInitiatedBuy
    22-May-06Deutsche SecuritiesInitiatedBuy
    22-May-06Lazard CapitalInitiatedBuy

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