Benzinga's Top Pre-Market Gainers

International Game Technology IGT surged 7.41% to $14.20 in the pre-market session. IGT announced its plans to buy back up to $1 billion of its common stock. Quest Software QSFT added 7.29% to trade near $25.60 in the pre-market session. Quest received a proposal from a strategic bidder to buy all of the outstanding shares of the company for $25.50 per share in cash. Kroger KR soared 4.27% to $22.20 in pre-market trading. Kroger's board approved a $1 billion share repurchase program. Dendreon DNDN moved up 2.95% to trade at $7.32 in the pre-market session. Dendreon's trailing-twelve-month revenue is $396.67 million.