US STOCKS-Wall St higher on earnings optimism, Alcoa gains By: Reuters: Company News April 11, 2011 at 11:58 AM EDT * Stocks up: Dow 0.3 pct, S&P 0.3 pct, Nasdaq 0.2 pct Read More >> Related Stocks: Alcoa Benchmark Electronics Biogen Idec CBOE Volatility Index China Largecap Ishares ETF Flextronics Intl Ltd Google, Inc. JPMorgan Chase & Co Nasdaq OMX Group Standard & Poors 500