Notable Analyst Rating Changes 05/30: (MFRM) (OVTI) (AVY) Upgraded; (SOL) (BLOX) (EXAS) Downgraded - InvestingChannel

Notable Analyst Rating Changes 05/30: (MFRM) (OVTI) (AVY) Upgraded; (SOL) (BLOX) (EXAS) Downgraded

Longbow Research upgrades Mattress Firm Holding Corp. (Nasdaq: MFRM) from Neutral to Buy with a price target of $56.

Northland Capital Markets moves OmniVision Technologies (Nasdaq: OVTI) from Market Perform to Outperform with a price target of $28. Click Here for more color.

JPMorgan raises Avery Dennison (NYSE: AVY) from Neutral to Overweight and moves its price target from $52 to $58.

Jefferies boosts Exelon (NYSE: EXC) from Underperform to Hold while moving its price target up from $29 to $37.50. Click Here for more color.

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

DOWNGRADES