Benzinga's Top Pre-Market Gainers

Anadys Pharmaceuticals Inc

surged 253.85% to $3.68 in the pre-market session. Roche Holding AG

agreed to buy Anadys Pharmaceuticals for $230 million in cash. El Paso Corp

added 28.99% to $25.27 in the pre-market session. Kinder Morgan Inc

announced its plans to buy El Paso for $20.7 billion. Brigham Exploration Co

moved up 19.57% to $36.30 in the pre-market session. Statoil ASA

announced its plans to acquire Brigham Exploration for $4.4 billion. Shanda Interactive Entertainment Ltd

soared 16.49% to $39.00 in the pre-market trading. SNDA received a cash buyout offer of $20.68 per share from its chief executive Tianqiao Chen.