Editor's Note: Green and red arrows refer to intraday stock price movement.

NEW YORK ( TheStreet) -- CHANGE IN RATINGS

EMC ( EMC) rated new Buy at Merriman. Company is a market leader and is leveraged to growing demand for data storage.

Enersys ( ENS) rated new Buy at Stifel Nicolaus. $45 price target. Company is poised to gain market share.

IMAX ( IMAX - Get Report) upgraded at Canaccord from Hold to Buy. $34 price target. Valuation call, as stock price has recently retreated.

Infosys ( INFY - Get Report) rated new Buy at Needham. $75 price target. Growth concerns are overdone.

Jazz Pharmaceuticals ( JAZZ - Get Report) rated new Overweight at Piper. $51 price target. Company can generate significant cash flow over the next few years.

3M ( MMM) downgraded at BofA/Merrill from Neutral to Underperform. Valuation call, based on a $106 price target.

NetApp ( NTAP - Get Report) rated new Buy at Merriman Capital. Company is gaining market share and deserves a premium valuation.

Netgear ( NTGR - Get Report) downgraded at Barclays from Overweight to Neutral. $47 price target. Stock is already pricing in market share gains.

Protective Life ( PL) upgraded at BofA/Merrill to Buy. $30 price target. Stock is already pricing in lower interest rates.

Qlik Technologies ( QLIK) upgraded at BMO from Market Perform to Outperform. $40 price target. Checks in Europe suggest that business is performing ahead of expectations.

RTI Metals ( RTI) downgraded at Goldman from Neutral to Sell. Market is underestimating potential significant margin squeeze. $40 price target.

Stillwater Mining ( SWC) downgraded at JP Morgan to Neutral. Valuation call, based on a $23 price target.

Toll Brothers ( TOL - Get Report) upgraded at Goldman from Neutral to Buy. $25 price target. Confidence is growing in the high end segment of the housing market.

Williams Sonoma ( WSM) upgraded at Goldman from Neutral to Buy. $44 price target. Solid sales trends and cost efficiencies.

End of report.

This article was written by a staff member of TheStreet.