Given investment horizon of 30 days, Google Inc. is expected to generate 2.51 times more return on investment than Wells. However, Google is 2.51 times more volatile than Wells Fargo Advantage Growth Balanced A. It trades about -0.1 of its potential returns per unit of risk. Wells Fargo Advantage Growth Balanced A is currently generating about -0.42 per unit of risk. If you would invest 61,498 in Google Inc. on April 26, 2012 and sell it today you would lose (2,345) from holding Google Inc. or give up 3.81% of portfolio value over 30 days.
Diversification
Weak diversification
Overlapping area represents amount of risk that can be diversified away by holding Google Inc. and Wells Fargo Advantage Growth B in the same portfolio (assuming nothing else is changed)
Over the last 30 days Wells Fargo Advantage Growth Balanced A has generated negative risk-adjusted returns adding no value to investors with long positions.