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

NEW YORK ( TheStreet) -- CHANGE IN RATINGS

Apple ( AAPL - Get Report) initiated at Credit Suisse with an Outperform rating and $500 price target. Apple should be able to deliver outsized revenue/earnings growth of 50%/46% over the next two years, Credit Suisse said.

American Eagle ( AEO - Get Report) downgraded at BMO from Outperform to Market Perform, BMO Capital said. $15 price target. Spring sales are proving to be more challenging.

Akamai Technologies ( AKAM - Get Report) upgraded at Stifel from Hold to Buy, Stifel Nicolaus said. $44 price target. Stock is down 27% over the past 5 weeks.

BMC Software ( BMC) downgraded at Stifel from Buy to Hold. Valuation call.

Comerica ( CMA) upgraded at BMO from Market Perform to Outperform, BMO Capital said. $44 price target. Company is most leveraged to rising interest rates.

Cepheid ( CPHD) rated new Outperform at Oppenheimer. $33 price target. Company is expanding its market and has gross margin leverage potential.

Cree ( CREE) upgraded at Merriman from Neutral to Buy, Merriman Capital said. Industry checks suggest that channel inventory could be clear by the second quarter.

Coventry Health ( CVH) rated new Hold at Jefferies. $33 price target. Company faces challenges from healthcare reform.

Devon Energy ( DVN - Get Report) downgraded at Argus from Buy to Hold, Argus Research said. Valuation call.

EMC Corp ( EMC) initiated at Credit Suisse with an Outperform rating and $34 price target. Positive outlook for secular storage end-market growth, Credit Suisse said.

Gen-Probe ( GPRO) rated new Perform at Oppenheimer. $71 price target. Stock is already pricing in some good news from the pipeline.

Health Management ( HA) downgraded at Leerink to Market Perform, Leerink Swann said. Valuation call, as the stock is up 25% since last summer.

Hewlett-Packard ( HPQ) initiated at Credit Suisse with an Outperform rating and $60 price target. Transition from a hardware-centric business model continues, Credit Suisse said.

Lifepoint Hospitals ( LPNT) downgraded at Leerink from Market Perform to Underperform, Leerink Swann said. Valuation call.

Parker Hannifin ( PH) upgraded at Keybanc from Hold to Buy. $105 price target. Recent meetings with management confirm the company's growth potential.

Children's Place ( PLCE) upgraded at BMO from Market Perform to Outperform, BMO Capital said. $58 price target. Research suggests that merchandising is improving.

End of report.

This article was written by a staff member of TheStreet.