Among the earnings stories for Monday, May 10, from AP Financial News:
— Electric-motor manufacturer Harbin Electric Inc. said its profit more than doubled in the first quarter due to an acquisition it made in late 2009.
— Coeur d'Alene Mines Corp. on Monday reported a first-quarter net loss even as gold production soared from a newly opened mine.
— Willis Lease Finance Corp., a lender of jet engines and aircraft to airlines and other aviation clients, said its first-quarter profit fell on higher expenses, including greater financing costs from an increase in debt.
— Global Traffic Network Inc.'s quarterly results shot past Wall Street forecasts, sending the company's shares to a 52-week high.
— Sunstone Hotel Investors Inc. said it posted a first-quarter net loss as revenue fell.
— Oil and natural gas producer Quicksilver Resources Inc. said it made money in the first quarter on higher prices, reversing a big year-ago loss when the company took large write-downs on assets.