Earnings roundup: Exxon Mobil, EnPro

Among the earnings stories for Thursday, May 1, from AP Financial News:

HOUSTON (AP) _ Don't expect motorists to sympathize, but Exxon Mobil Corp. says gasoline prices didn't do it any favors in the first quarter.

CHARLOTTE, N.C. (AP) _ EnPro Industries Inc.'s profit grew 7 percent in the first quarter, as the engine and sealing products maker's markets remained healthy, the company said Thursday.

SANTA CLARA, Calif. (AP) _ Computer server maker Sun Microsystems Inc. says it swung to a fiscal third-quarter loss on acquisition costs and weak U.S sales.

SPRINGFIELD, Mass. (AP) _ Northeast Utilities, a New England electricity and natural gas supplier, said Thursday its first-quarter profit dropped 22 percent as amortization costs spiked.

HOUSTON (AP) _ Hercules Offshore Inc., which runs lifeboats and marine drilling rigs, said Thursday its first-quarter profit dropped 87 percent on weaker dayrates and lower utilization rates.

NEW YORK (AP) _ Markel Corp.'s stock slipped Thursday after the insurer reported its profit shrank by almost two-thirds in the first quarter on difficult competition and a rough quarter for the investment portfolio.

TARRYTOWN, N.Y. (AP) _ Shares of Regeneron Pharmaceuticals Inc. spiked nearly 8 percent Thursday, after the biopharmaceutical company reported a much smaller quarterly loss than Wall Street expected.