Palm Inc. (Nasdaq:PALM), DryShips Inc. (Nasdaq:DRYS) and PetMed Express Inc. (Nasdaq:PETS) are among the most actively traded companies in Tuesday's trading among companies with market capitalizations under $1 billion.

Also included among the results: Eagle Bulk Shipping Inc. (Nasdaq:EGLE), Rambus Inc. (Nasdaq:RMBS), Elizabeth Arden Inc. (Nasdaq:RDEN), Cypress Bioscience Inc. (Nasdaq:CYPB), Canadian Solar Inc. (Nasdaq:CSIQ) and A Power Energy Generation Systems Ltd. (Nasdaq:APWR).

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