And the NYSE's top gainer is MEMC Electronic Materials (WFR +11.4%) on speculation that demand...

|By:, SA News Editor

And the NYSE's top gainer is MEMC Electronic Materials (WFR +11.4%) on speculation that demand for the company's silicon wafers could increase. Japan accounts for ~50% of the world's production of semiconductor wafers, and analysts expect supply disruptions. MEMC has manufacturing facilities in the U.S. and other parts of Asia aside from Japan.