Asset Comparison and Correlation

Assuming 30 trading days horizon, SP 500 is expected to generate 2.9 times less return on investment than Carrizo. But when comparing it to its historical volatility, S&P 500 is 4.16 times less risky than Carrizo. It trades about 0.56 of its potential returns per unit of risk. Carrizo Oil Gas Inc is currently generating about 0.39 of returns per unit of risk over similar time horizon. If you would invest  2,403  in Carrizo Oil Gas Inc on April 21, 2013 and sell it today you would earn a total of  444.00  from holding Carrizo Oil Gas Inc or generate 18.48% return on investment over 30 days.