Benzinga's Top Pre-Market Gainers

Oncothyreon (NASDAQ: ONTY ) shares jumped 25% to $2.25 in pre-market trading after the company announced Merck Serono decision to continue the development of tecemotide. Ascena Retail Group (NASDAQ: ASNA ) surged 14.90% to $19.90 in the pre-market session after the company reported upbeat fiscal fourth-quarter results. Brocade Communications Systems