Notable Analyst Rating Changes 8/7: (VIAB) (DDD) (ELGX) Upgraded; (MU) (PVA) (PHH) Downgraded - InvestingChannel

Notable Analyst Rating Changes 8/7: (VIAB) (DDD) (ELGX) Upgraded; (MU) (PVA) (PHH) Downgraded

UPGRADES
Barclays upgrades Viacom (Nasdaq: VIAB) from Underweight to Overweight and moved its price target from $67 to $56.

Piper Jaffray lifts 3D Systems (NYSE: DDD) from Underweight to Neutral and moves its price target from $16 to $14. Click Here for more color.

Oppenheimer moves Endologix (Nasdaq: ELGX) from Perform to Outperform with a price target of $17.

B. Riley raises Cinemark Holdings (NYSE: CNK) from Neutral to Buy.

For daily real-time Upgrades go to http://www.streetinsider.com/Upgrades

DOWNGRADES
Drexel Hamilton downgrades Micron Technology (Nasdaq: MU) from Buy to Hold, while adjusting its price target from $25 to