Movers Roundup: ArvinMeritor, Trident

NEW YORK (AP) Shares of ArvinMeritor Inc. soared Tuesday, after the auto supplier backed a full-year guidance above Wall Street predictions.

NEW YORK (AP) Shares in television chip maker Trident Microsystems Inc. rose nearly 15 percent Tuesday on the belief of at least one analyst that the company may be a solid investment.

NEW YORK (AP) Nanosphere Inc. shares spiked on Tuesday after analysts initiated coverage of the diagnostic test company with bullish ratings, citing its cutting-edge nanoparticle technology and strong pipeline.

NEW YORK (AP) Shares of Smith Micro Software Inc. rose Tuesday afternoon after the technology company said it would buy PCTEL Inc.'s cell phone and wireless Internet software unit for $59.7 million in cash.

NEW YORK (AP) Shares of FuelCell Energy Inc. surged Tuesday after the company reported a narrower fourth-quarter loss and an order for two power plants.

NEW YORK (AP) Shares of Wyndham Worldwide Corp. slid Tuesday after the hotel operator forecast weak first-quarter adjusted earnings.

NEW YORK (AP) Burger King Corp. shares rose Tuesday after a Goldman Sachs analyst raised his rating on the stock, saying he expects the nation's No. 2 hamburger chain will continue to improve its sales and margins.

NEW YORK (AP) Shares of Washington Mutual Inc. tumbled in Tuesday after analysts cut ratings and price targets on the bank after it said it would cut jobs, slash its dividend, set aside more money for loan losses and raise cash through a convertible preferred stock offering.