InfoSpace Inc (Nasdaq:INSP), Cavium Networks Inc (Nasdaq:CAVM) and Greenfield Online Inc (Nasdaq:SRVY) are among the biggest percentage gainers in Wednesday's trading among companies with market capitalizations under $1 billion.

Also included among the results: Albany Molecular Research Inc (Nasdaq:AMRI), WebMD Health Corp (Nasdaq:WBMD), Amerigon Inc (Nasdaq:ARGN), United Community Bancorp (Nasdaq:UCBA), Transact Technologies Inc (Nasdaq:TACT) and Bon-Ton Stores Inc (Nasdaq:BONT).

Here are the biggest percentage gainers among small caps:

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