SeaChange International Inc. (Nasdaq:SEAC), CPI Corp. (Nasdaq:CPY) and Sinovac Biotech Ltd. (Nasdaq:SVA) are among the biggest percentage losers in Wednesday's trading among companies with market capitalizations under $1 billion.

Also included among the results: Novavax Inc. (Nasdaq:NVAX), Trubion Pharmaceuticals Inc. (Nasdaq:TRBN), Zion Oil and Gas Inc. (Nasdaq:ZN), Applied Signal Technology Inc. (Nasdaq:APSG), Hardinge Brothers Inc. (Nasdaq:HDNG) and Blyth Inc. (Nasdaq:BTH).

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