InterMune, Inc. (Nasdaq:ITMN), CompuCredit Corp. (Nasdaq:CCRT) and Macrovision Corp. (Nasdaq:MVSN) are among the most actively traded companies in Tuesday's pre-market trading among those with market capitalizations under $750 million.

The Pantry, Inc. (Nasdaq:PTRY), CollaGenex Pharmaceutical, Inc. (Nasdaq:CGPI) and Centennial Communications Corp. (Nasdaq:CYCL) are also among the most actively traded small-cap companies in pre-market trading.

Here are the most actively traded small-cap companies in Tuesday's pre-market trading:

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