MAP Pharmaceuticals Inc. (Nasdaq:MAPP), Geokinetics Inc. (Nasdaq:GOK) and Duckwall Alco Stores Inc. (Nasdaq:DUCK) are among the biggest percentage gainers in Wednesday's trading among companies with market capitalizations under $1 billion.

Also included among the results: A Power Energy Generation Systems Ltd. (Nasdaq:APWR), Solarfun Power Holdings Co Ltd. (Nasdaq:SOLF), Ocean Power Technologies Inc. (Nasdaq:OPTT), Polypore International Inc. (Nasdaq:PPO), Federal Mogul Corp. (Nasdaq:FDML) and Greene County Bancorp (Nasdaq:GCBC).

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