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

NEW YORK ( TheStreet) -- CHANGE IN RATINGS

Altera ( ALTR) downgraded at Citigroup from Buy to Hold, Citigroup said. Valuation call, based on a $43 price target.

Baker Hughes ( BHI) upgraded at BMO from Market Perform to Outperform, BMO Capital said. $90 price target. Estimates also boosted.

Chimera Investment Corp ( CIM) initiated at Barclays with an Overweight rating and $5 price target. A pure-play non-Agency mortgage REIT, fair value of the company's MBS continues to rise, Barclays said.

Colgate-Palmolive ( CL) rated new Market Perform at Wells. Company has limited sales growth potential.

Clorox ( CLX) rated new Market Perform at Wells. Company could be hurt by rising input costs.

Calpine ( CPN) downgraded at Deutsche from Buy to Hold, Deutsche Bank said. Valuation call.

Mannkind ( MNKD) downgraded at Wells from Outperform to Market Perform, Wells Fargo said. Potential Afrezza approval has been pushed out.

Crane ( CR) upgraded at Citigroup from Sell to Hold, Citigroup said. $44 price target. Stock is already pricing in Aerospace and Fluid Handling problems.

Citrix Systems ( CTXS) rated new Buy at Collins Stewart. $80 price target. Company has solid near-term growth prospects.

Hudson City Bancorp ( HCBK) downgraded at Barclays to Equal Weight from Overweight after the company released earnings that showed weakening fundamentals and foreshadowed a potential dividend cut, Barclays said. Price target cut by a dollar to $13.

Hudson City Bancorp ( HCBK) downgraded at FBR from Market Perform to Underperform, FBR Capital Markets said. $10.50 price target. Earnings are falling, relative to peers.

Illumina ( ILMN) upgraded at Citigroup from Hold to Buy, Citigroup said. $85 price target. Estimates also boosted, to match the company's new guidance.

Massey Energy ( MEE) downgraded at Stifel from Buy to Hold, Stifel Nicolaus said. Valuation call, based on a $59 price target.

Micron Technology ( MU) upgraded at UBS from Neutral to Buy, UBS said. $12 price target. Estimates also boosted, given an improving DRAM market.

Netlogic ( NETL) downgraded at William Blair from Outperform to Market Perform, William Blair said. Company is likely to post inconsistent results in the coming quarters.

PG&E ( PCG) downgraded at Deutsche from Buy to Hold, Deutsche Bank said. Company faces increased regulatory risks.

Procter & Gamble ( PG) rated new Outperform at Wells Fargo. Company has an attractive opportunity to grow in its emerging markets.

QLogic ( QLGC) downgraded at BMO from Outperform to Market Perform, BMO Capital said. $19 price target. Company will likely see lower sales growth.

Rackspace ( RAX) downgraded at Piper to Neutral, Piper Jaffray said. Valuation call, based on a $29 price target.

Sherwin-Williams Company ( SHW) initiated at Credit Suisse with an Underperform rating and $80 price target. Raw materials and end markets paint a difficult picture, Credit Suisse said.

State Street ( STT) downgraded at Janney to Neutral. $48 price target. Company faces cost headwinds.

Tyco ( TYC) downgraded at Citigroup from Buy to Hold, Citigroup said. Valuation call, based on a $49 price target.

VMWare ( VMW) rated new Neutral at Collins Stewart. Valuation call, based on a $92 price target.

Watsco ( WSO) downgraded at Piper to Underweight. Company faces multiple headwinds to growth in 2011.
This article was written by a staff member of TheStreet.