Take a look at some of Tuesday's midday movers:
Homebuilders Lennar , KBHome , Pulte and Toll Brothers rallied after the National Association of Homebuilders reported that confidence among U.S. homebuilders rose to its highest level in five years .
Chesapeake Energy - Shares dropped following a credit rating downgrade and news that the natural gas producer will boost its borrowings to $4 billion from the planned $3 billion as it faces a liquidity crunch.
BMC Software - The company’s stock rose after Corvex Management, founded by one of activist investor Carl Icahn’s longtime associates, took a stake in the technology company, according to a federal filing.
Lockheed Martin - The stock slipped after the Pentagon announced new safety precautions on the defense contractor's F-22 fighter jets after pilots experienced symptoms of oxygen deprivation aboard the stealth aircraft.
TJX - The stock rallied after the off-price retailer posted better than expected earnings on strong sales in Europe. It also raised its 2012 forecasts.
JCPenney - The stock was lower ahead of earnings this afternoon. Analysts are expecting a loss of 11 cents a share on revenue of $3.4 billion.
Arctic Cat - The stock plunged after the maker of snowmobiles forecast weak 2012 results. Arctic Cat shares have doubled in value so far this year.Page 1 of 3 | Next Page