GMR General Maritime Corp. New Common Stock

•    Drug developer Transcept Pharmaceuticals Inc.’s (NASDAQ:TSPT) shares increased 33.77% to close at $8.08 after the company's experimental sleep treatment got approved from the regulators

•    Share prices of General Maritime Corp. (NYSE:GMR) declined 7.35%  after the company reported its plans for a possible restructuring

•    Shares of power company NRG Energy Inc. (NYSE:NRG) shed 1.81% to close at $19.57 after the company lowered down its earnings outlook for 2011

•    Software company Red Hat Inc. (NYSE:RHT) announced that it would acquire software developer Gluster Inc. in a deal worth $136 million

•    Share prices of phone carrier Sprint-Nextel (NYSE:S) advanced 4.76% on news that the company will offer the iPhone 4S on its inaugural day on 14th October

•    Analysts at Goldman Sachs upgraded shares of Kinder Morgan (NYSE:KMI) from "Neutral" rating to "Buy" rating

•    Analysts at Citi upgraded shares of Alexandria Real Estate Equities (NYSE:ARE) from "Hold" rating to "Buy" rating

•    Analysts at JMP Securities upgraded shares of Alexza Pharmaceuticals (NASDAQ:ALXA) from "Market Perform" rating to "Outperform" rating

•    Analysts at JP Morgan initiated coverage on shares of Alexion Pharmaceuticals (NASDAQ:ALXN) with an "Overweight" rating