DryShips Inc. (Nasdaq:DRYS), Ciena Corp. (Nasdaq:CIEN) and Eagle Bulk Shipping Inc. (Nasdaq:EGLE) are among the most actively traded companies in Wednesday's trading among companies with market capitalizations under $1 billion.

Also included among the results: S1 Corp. (Nasdaq:SONE), Titan Machinery Inc. (Nasdaq:TITN), Solarfun Power Holdings Co Ltd. (Nasdaq:SOLF), USA Mobility Inc. (Nasdaq:USMO), Synaptics Inc. (Nasdaq:SYNA) and American Medical Systems Holdings Inc. (Nasdaq:AMMD).

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