Pre Market Winners: VRNG, BZH, RBN, MDRX, JRCC, AMRN

Vringo, Inc. (NYSE:VRNG) is up 4.07% in pre market trading at $3.58. VRNG has traded 278 thousand shares this morning and trades 2.2 million shares a day on average. Vringo announced today it will acquire over 500 patents and applications from Nokia. Vringo also announced a $31.2 million registered direct offering of stock. The company has a market cap of 19.86 million.

Beazer Homes USA Inc. (NYSE:BZH) is up 5.62% in pre market at $2.82. BZH has traded 86 thousand shares this morning and trades 5.1 million shares a day on average. BZH shares were upgraded by JPMorgan today from underweight to overweight. The company has a market cap of 264.46 million.

Robbins & Myers Inc. (NYSE:RBN) is up 27.09% in pre market trading at $59.48. RBN has traded 432 thousand shares so far today and trades 462 thousand shares a day on average. RBN shares are rising this morning as National Oilwell said it will buy the company for $2.54 billion. The company has a market cap of 1.99 billion.

Allscripts Healthcare Solutions, Inc. (NASDAQ:MDRX) is up 17.71% in pre market trading at $11.30. MDRX trades 3.8 million shares a day on average. MDRX shares are up this morning after the company announced second quarter results yesterday and reported guidance above expectations. The company has a market cap of 1.83 billion.

James River Coal Co. (NASDAQ:JRCC) is up 10.76% in pre market trading at $2.47. JRCC trades 2.3 million shares a day on average. JRCC shares are up this morning as the company posted a smaller than expected loss due to falling costs. The company has a market cap of 77.39 million.

Amarin Corporation plc (NASDAQ:AMRN) is up 3.97% in pre market trading at $11.79. AMRN trades 5.7 million shares a day on average. The company has a market cap of 1.55 billion.