Notable Downgrades: Nvidia (NVDA), MannKind Corp. (MNKD), Etsy Inc (ETSY), Nuance (NUAN) May 11, 2015 WSP
Notable Upgrades: Alibaba Group (BABA), SolarEdge Technologies (SEDG), Imperva Inc. (IMPV), Nuance (NUAN), Tableau Software (DATA) May 8, 2015 WSP
