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

NEW YORK (

TheStreet

) --

CHANGE IN RATINGS

AthenaHealth

(ATHN) - Get Report

downgraded at FBR from Outperform to Market Perform. Valuation call, based on a $44 price target.

Blackrock

(BLK) - Get Report

rated new Outperform at Wells Fargo. Company is an industry leader, but the stock has underperformed its peers year-to-date.

Biomarin

(BMRN) - Get Report

downgraded at UBS from Buy to Neutral. Valuation call, based on a $28 price target.

Bucyrus

( BUCY) downgraded at Goldman from Buy to Neutral.

CVR Energy

(CVI) - Get Report

upgraded at Goldman to Buy. Refining market is improving.

Itron

(ITRI) - Get Report

rated new Sell at Goldman Sachs. $45 price target. Company will likely lose market share in the next several quarters.

Jo-Ann Stores

( JAS) estimates raised at Credit Suisse. JAS 2011 and 2012 EPS estimate increased to $3.44 and $3.82, respectively. Solid 3Q results, but earnings growth slowing as expected, Credit Suisse said. Maintain Neutral rating and $47 price target.

Legg Mason

(LM) - Get Report

rated new Market Perform at Wells Fargo. Company still faces challenges to growth.

Stifel Financial

(SF) - Get Report

upgraded at Goldman from Neutral to Buy. The company's wealth management business is a beneficiary of better capital markets activity.

Southwest Gas

(SWX) - Get Report

downgraded at Argus from Buy to Hold. Valuation call, as the stock has gained 15% over the past three months.

This article was written by a staff member of TheStreet.