On the upside
Longbow Research upgraded AK Steel (NYSE: AKS) to a Buy rating.
Credit Suisse initiated coverage of Orexigen Therapeutics (Nasdaq: OREX) with an Outperform rating.
On the downside
FT Alphaville reported that Power-One (Nasdaq: PWER) may sell itself. Enbridge Energy (NYSE: EEP) priced its public offering of 14 million common units at the discounted price of $28.64 per unit.
A Seeking Alpha contributor wrote that Tangoe (Nasdaq: TNGO) misrepresented its organic growth.
In the broad market, advancing issues outpaced decliners by a margin of more than 4 to 1 on both the NYSE and on Nasdaq. The Russell 2000 which tracks small cap stocks soared 17 points to 839.