Benzinga's Top Pre-Market Gainers

Barnes & Noble

surged 17.87% to $15.90 in the pre-market session. Barnes & Chairman Mr. Leonard Riggio plans to bid for all the retail assets of the company. Zynga

soared 10.34% to $3.52 in the pre-market trading. Zynga shares have tumbled 75.91% over the past 52 weeks, while the S&P 500 index has gained 10.82% in the same period. Glu Mobile

added 6.38% to $2.50 in the pre-market session. Glu Mobile's trailing-twelve-month revenue is $87.49 million. Dendreon

moved up 5.29% to $5.97 in the pre-market session. Dendreon posted Q4 loss.