DryShips Inc. (Nasdaq:DRYS), Canadian Solar Inc. (Nasdaq:CSIQ) and Energy Conversion Devices Inc. (Nasdaq:ENER) are among the most actively traded companies in Thursday's trading among companies with market capitalizations under $1 billion.

Also included among the results: Manhattan Associates, Inc. (Nasdaq:GEOI), Volcom Inc. (Nasdaq:VLCM), SVB Financial Group (Nasdaq:SIVB), Copano Energy LLC (Nasdaq:CPNO) and DrdGold ADR (Nasdaq:DROOY).

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