Mexco Energy Corp (Nasdaq:MXC), Pyramid Oil Co (Nasdaq:PDO) and Blue Coat Systems Inc (Nasdaq:BCSI) are among the biggest percentage losers in Thursday's trading among companies with market capitalizations under $750 million.

FieldPoint Petroleum Corp (Nasdaq:FPP), ChinaEdu Corp (Nasdaq:CEDU) and China Fire & Security Group Inc (Nasdaq:CFSG) are also among the biggest percentage losers.

Here are the biggest percentage losers among small caps:

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