24/7 Wall St. Closing Bell — September 10, 2012: Markets Spend Another Day Around the Flat Line (AAPL, ITRI, NRG, CELG, S, PPHM, RFIL, JW-A, COOL, PANW, HSOL, UNFI, GERN, TITN, GMCR, KSW, AMZN)
The three major U.S. stock indexes opened lower this morning after a weekend of mixed news from Asia. China’s trade balance rose on falling imports and industrial production failed to meet estimates…