Asset Comparison and Correlation

Assuming 30 trading days horizon, SP 500 is expected to generate 2.32 times less return on investment than VCA Antech. But when comparing it to its historical volatility, S&P 500 is 4.38 times less risky than VCA Antech. It trades about 0.56 of its potential returns per unit of risk. VCA Antech Inc is currently generating about 0.3 of returns per unit of risk over similar time horizon. If you would invest  2,142  in VCA Antech Inc on April 21, 2013 and sell it today you would earn a total of  347.00  from holding VCA Antech Inc or generate 16.2% return on investment over 30 days.