Emcore Corp (Nasdaq:EMKR), Akeena Solar Inc (Nasdaq:AKNS) and China Direct Inc (Nasdaq:CDS) are among the most actively traded companies in Thursday's trading among companies with market capitalizations under $750 million.

Synchronoss Technologies Inc (Nasdaq:SNCR), Nighthawk Radiology Holdings Inc (Nasdaq:NHWK) and China Technology Development Group Corp (Nasdaq:CTDC) are also among the most actively traded companies.

Here are the most actively traded companies among small caps:

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