Benzinga's Top Pre-Market Gainers

McMoRan Exploration Co MMR moved up 45.89% to $12.35 in the pre-market session. Freeport-McMoRan Copper & Gold FCX is considering to buy McMoRan Exploration and a large oil and gas company, according to The Financial Times. Plains Exploration & Production Company PXP soared 24.83% to $45.00 in the pre-market trading. Plains Exploration's trailing-twelve-month operating margin is 24.78%. Net 1 Ueps Technologies UEPS added 13.35% to $3.65 in the pre-market session. Net 1 UEPS Techs made further statement regarding US Government investigations. AeroVironment AVAV surged 12.09% to $22.71 in the pre-market session. AeroVironment reported a 33% surge in its fiscal second-quarter profit.