General Motors - The auto manufacturer rose. According to Barron's, Sterne Agee said GM is still worth buying.
Manchester United - The British soccer club fell after reporting a fourth-quarter loss.
Mobileye - The maker of collision-avoidance technology declined after Deutsche Bank downgraded it to hold from buy.
NPS Pharmaceuticals - The drug developer jumped after a preliminary review by the U.S. Food and Drug Administration found its hormone-replacement therapy cut the need for calcium and vitamin D supplements.
RadioShack - The electronics retailer dropped sharply a day after Wedbush Securities said it could file for bankruptcy soon.
Tiffany - The upscale jeweler fell after Credit Suisse cut its rating on its shares to neutral from outperform.
TRW Automotive Holdings - The auto-parts manufacturer rose after saying it would sell its engine-valve unit to Federal Mogul for $385 million.
Visteon - The maker of auto parts gained after Bloomberg reported it was weighing a split into two companies.
(See CNBC's Market Insider Blog)
—By CNBC's Rich Fisherman.
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