Cheesecake Factory Inc. (Nasdaq:CAKE), Evergreen Solar Inc. (Nasdaq:ESLR) and Mentor Graphics Corp. (Nasdaq:MENT) are among the most actively traded companies in Friday's trading among companies with market capitalizations under $1 billion.

Also included among the results: Mobile Mini Inc. (Nasdaq:MINI), Solarfun Power Holdings Co Ltd (Nasdaq:SOLF), Ciena Corp. (Nasdaq:CIEN), Brightpoint Inc. (Nasdaq:CELL), Bob Evans Farms Inc. (Nasdaq:BOBE) and Mercadolibre Inc. (Nasdaq:MELI).

Here are the most actively traded companies among small caps:

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