Top Analyst Upgrades (ARUN, CTV, DPS, ESRX, GENZ, ISRG, LRCX, MXIM, NUAN)

These are some of the top analyst upgrades and positive research calls we have seen this Tuesday morning from Wall Street:

Aruba Networks (ARUN) Raised to Neutral at JPMorgan.
CommScope (CTV) Raised to Overweight at JPMorgan.
Dr Pepper Snapple (DPS) Raised to Neutral at JPMorgan.
Express Scripts (ESRX) Raised to Buy at UBS.
Genzyme (GENZ) Started as Buy at Collins Stewart.
Intuitive Surgical (ISRG) Raised to Buy at Lazard.
Lam Research (LRCX) Raised to Outperform at Oppenheimer.
Maxim (MXIM) Raised to Buy at Canaccord.
Nuance Communications (NUAN) Started as Buy at Canaccord.

JON C. OGG