Universal Travel Group (Nasdaq:UTA), China Medical Technologies Inc. (Nasdaq:CMED) and Stone Energy Corp. (Nasdaq:SGY) are among the biggest percentage losers in Monday's trading among companies with market capitalizations under $1 billion.

Also included among the results: Gulfport Energy Corp. (Nasdaq:GPOR), James River Coal Co. (Nasdaq:JRCC), Idera Pharmaceuticals Inc. (Nasdaq:IDRA), Complete Production Services Inc. (Nasdaq:CPX), Patriot Coal Corp. (Nasdaq:PCX) and Horsehead Holding Corp. (Nasdaq:ZINC).

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