The companies whose shares are moving in pre-market trade on Friday are: Oshkosh Truck Corp, Corning, Sirius XM Radio, American Tower Corp, Marathon Oil, Cablevision Systems, Eastman Kodak, Radioshack, MEMC Electronic Materials and General Mills.

Oshkosh Truck Corp. (NYSE:OSK) shares surged 9.02 percent to $31.55 in pre-market trading session. The company announced that billionaire investor Carl Icahn and related persons acquired 9.5 percent stake in OSK common stock.

Corning Inc. (NYSE:GLW) shares gained 1.65 percent to $18.45 in pre-market trading session. The stock has a 52 week low of $15.45 and 52 week high of $23.43 and has $28.49 billion market capitalization.

Sirius XM Radio Inc. (NASDAQ:SIRI) shares advanced 1.37 percent to $2.22 in pre-market trading session.

American Tower Corp. (NYSE:AMT) shares advanced 1.15 percent to $52.93 in pre-market trading session. The stock has a 52 week low of $43.26 and 52 week high of $56.84 and has $20.76 billion market capitalization.

Marathon Oil Corp (NYSE:MRO) shares slumped 37.97 percent to $32.68 in pre-market trading session. The company has just completed its spinoff of its downstream business, creating a new company called Marathon Petroleum. Oppenheimer reiterated “outperform” rating on shares of MRO and set a price target of $40 as a result of the spin-off.

Cablevision Systems Corp. (NYSE:CVC) shares slumped 27.7 percent to $26.18 in pre-market trading session. The stock has a 52 week low of $23.53 and 52 week high of $38.08 and has $10.42 billion market capitalization.

Eastman Kodak Co. (NYSE:EK) shares plunged 11.73 percent to $3.17 in pre-market trading session. The company announced on Thursday that the U.S. International Trade Commission had asked an ITC judge to reconsider an initial recommendation of invalidity in Kodak's patent infringement claim against Apple and Research In Motion.

Radioshack Corp. (NYSE:RSH) shares declined 2.25 percent to $13.01 in pre-market trading session.

MEMC Electronic Materials, Inc. (NYSE:WFR) shares declined 1.64 percent to $8.39 in pre-market trading session. The company announced that its affiliate, MEMC Singapore Pte. Ltd., and Suntech Power Holdings Co., Ltd. have agreed to terminate their long-term solar wafer supply agreement.

General Mills Inc. (NYSE:GIS) shares declined 0.83 percent to $36.91 in pre-market trading session. The company announced the completion of its acquisition of a 51 percent controlling interest in Yoplait S.A.S., and a 50 percent interest in a related entity that holds the worldwide Yoplait brands, from PAI Partners and Sodiaal in a transaction valued at approximately US$1.2 billion.

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