Pre-Market Movers (Gevo, Research In Motion, Adobe, Pluristem, Anadarko, ConAgra, Parkway, Zynga, Chesapeake Energy)

Gainers

Gevo Inc. (NASDAQ:GEVO) stock rallied 18.93 percent to $2.45 in pre-market trading. Gevo partly prevailed in its bid for a federal court ruling that it does not infringe a Butamax Advanced Biofuels LLC patent for a method to commercially produce isobutanol. The U.S. judge agreed with Gevo that the difference between its method and Butamax’s wasn’t insubstantial as Butamax argued, Bloomberg reported.

Research In Motion Ltd. (NASDAQ:BBRY) stock climbed 6.85 percent to $16.06 in pre-market trading. The stock has a 52-week low of $6.22, a 52-week high of $18.32 and $7.74 billion in market capitalization.

Adobe Systems Inc. (NASDAQ:ADBE) stock surged 6.01 percent to $43.20 in pre-market trading. The company reported first quarter adjusted net profit of $177.9 million or $0.35 per share, down from $284.5 million or $0.57 per share in the same quarter last year but topped Reuters' estimate of $0.31 per share.

Pluristem Therapeutics Inc. (NASDAQ:PSTI) stock gained 3.76 percent to $3.31 in pre-market trading. The stock has a 52-week low of $2.13, a 52-week high of $5.00 and $186.08 million in market capitalization.

Anadarko Petroleum Corp. (NYSE:APC) stock gained 2.43 percent to $85.30 in pre-market trading. The company announced Tuesday that its Shenandoah-2 well in the deepwater Gulf of Mexico encountered more than 1,000 net feet of oil pay in multiple high-quality lower tertiary-aged reservoirs.

ConAgra Foods, Inc. (NYSE:CAG) stock surged 2.27 percent to $36.06 in pre-market trading. The stock has a 52-week low of $23.64, a 52-week high of $35.26 and $14.28 billion in market capitalization.

Losers

Parkway Properties Inc. (NYSE:PKY) stock tumbled 22.27 percent to $13.54 in pre-market trading. The company announced the pricing of its previously announced underwritten public offering of 11,000,000 shares of common stock at a public offering price of $17.25 per share.

Zynga Inc. (NASDAQ:ZNGA) stock declined 2.31 percent to $3.39 in pre-market trading. The stock has a 52-week low of $2.09, a 52-week high of $14.48 and $2.74 billion in market capitalization.

Chesapeake Energy Corp. (NYSE:CHK) stock fell 1.76 percent to $20.67 in pre-market trading. The stock has a 52-week low of $13.32, a 52-week high of $26.09 and $14.05 billion in market capitalization.