OncoGenex Pharmaceuticals Inc. (Nasdaq:OGXI), Colony Bankcorp Inc. (Nasdaq:CBAN) and Isramco Inc. (Nasdaq:ISRL) are among the biggest percentage losers in Friday's trading among companies with market capitalizations under $1 billion.

Also included among the results: Mentor Graphics Corp. (Nasdaq:MENT), MAP Pharmaceuticals Inc. (Nasdaq:MAPP), Conn's Inc. (Nasdaq:CONN), NL Industries Inc. (Nasdaq:NL), Vicor Corp. (Nasdaq:VICR) and RXi Pharmaceuticals Corp. (Nasdaq:RXII).

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