Earnings roundup: Dollar Thrifty, Magna Int'l

Among the earnings stories for Wednesday, May 6, from AP Financial News:

TULSA, Okla. (AP) _ Shares of Dollar Thrifty Automotive Group Inc. gained after the rental car company posted a smaller first-quarter loss that beat Wall Street's expectations and said it is reducing its exposure to Chrysler.

DES MOINES, Iowa (AP) _ Auto parts supplier Magna International Inc. posted a first-quarter loss as sales fell 46 percent in what executives said was one of the most difficult periods in the company's history.

CHARLESTON, W.Va. (AP) _ Shares of coal producer Alpha Natural Resources Inc. jumped nearly 19 percent Wednesday on a stronger than expected first-quarter profit.

FORT WORTH, Texas (AP) _ Natural gas and oil producer Quicksilver Resources Inc. posted a first-quarter loss, driven by a $593.8 million write-down on the value of oil and gas properties amid a deteriorating commodity price environment.

PLAINSBORO, N.J. (AP) _ Medical device maker Integra LifeSciences said its first-quarter profit rose 6 percent as revenue climbed on higher sales of orthopedic products.

CHICAGO (AP) _ Shares of Orbitz Worldwide Inc. surged after the online travel company reported a sharply wider first-quarter loss, but announced an aggressive pricing promotion designed to steal market share from its rivals.

IRVING, Texas (AP) _ Brink's Home Security Holdings Inc. said that its first-quarter profit rose 19 percent mostly on lower royalty expense as revenue improved on subscriber growth and increased average monitoring rates.