Netezza Corp. (Nasdaq:NZ), Delta Apparel Inc. (Nasdaq:DLA) and Penson Worldwide Inc. (Nasdaq:PNSN) are among the biggest percentage losers in Wednesday's trading among companies with market capitalizations under $1 billion.

Also included among the results: Blue Coat Systems Inc. (Nasdaq:BCSI), Sigma Designs Inc. (Nasdaq:SIGM), Ryland Group Inc. (Nasdaq:RYL), Quanex Building Products Corp. (Nasdaq:NX), Northeast Community Bancorp Inc. (Nasdaq:NECB) and Take Two Interactive Software Inc. (Nasdaq:TTWO).

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