HOSStile STOCKS

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Here are some of Thursday's biggest gaining and declining stocks in premarket trade:
Gainers AAR Corp. AIR shares rose 7%. Along with reporting results for the first quarter ended Aug. 31, the company raised its full-year profit target. Apogee Enterprises Inc. APOG shares rose 20% after the firm increased its profit outlook for fiscal 2013. Chimera Investment Corp. CIM shares rose 5.6%. On Wednesday, the company declared a 9 cents a share dividend. ConAgra Foods Inc. CAG shares rose 5%. The company said its first-quarter profit nearly tripled and sales increased 6.7%. ConAgra also raised its adjusted fiscal 2013 profit outlook.
Decliners IHS Inc. IHS shares dropped 12%. The company said its fiscal third-quarter earnings rose 8% but missed consensus estimates as the market-research provider saw its nonsubscription business weaken amid a shaky economy. The company also lowered its full-year earnings estimate. Herman Miller Inc. MLHR shares fell 6%. Along with reporting a lower profit for the first quarter ended Sept. 1 compared to a year ago, the firm on Wednesday issued a lackluster forecast for the second quarter of fiscal 2013. Norfolk Southern Corp. NSC shares fell 6% after the railroad operator said its third-quarter profit would be down from the record $1.59 a share earned in the September 2011 period.