Benzinga's Top #PreMarket Gainers

Rockwood Holdings

shares surged 10.99% to $84.02 in pre-market trading after Albemarle

announced its plans to acquire Rockwood in a cash and stock transaction valued at around $6.2 billion. Anthera Pharmaceuticals

shares gained 6.81% to $3.45 in pre-market trading after the company announced that it has acquired Sollpura (liprotamase), a novel investigational Pancreatic Enzyme Replacement Therapy from Eli Lilly and Company

. FuelCell Energy

shares jumped 4.65% to $2.25 in pre-market trading after gaining 0.80% on Monday. JPMorgan Chase & Co

shares gained 2.98% to $57.97 in pre-market trading after the company reported better-than-expected second-quarter earnings. Goldman Sachs Group

climbed 1.98% to $170.30 in pre-market trading after the bank reported stronger-than-expected second-quarter results.