Analogic Corp. (Nasdaq:ALOG), Primeenergy Corp. (Nasdaq:PNRG) and VisionChina Media Inc. (Nasdaq:VISN) are among the biggest percentage losers in Tuesday's trading among companies with market capitalizations under $1 billion.

Also included among the results: RCN Corp. (Nasdaq:RCNI), Doral Financial Corp. (Nasdaq:DRL), Actuant Corp. (Nasdaq:ATU), Thermadyne Holdings Corp. (Nasdaq:THMD), Syms Corp. (Nasdaq:SYMS) and Rex Stores Corp. (Nasdaq:RSC).

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