Given investment horizon of 30 days, Oracle Corporation is expected to generate 0.67 times more return on investment than VMware. However, Oracle Corporation is 1.5 times less risky than VMware. It trades about -0.32 of its potential returns per unit of risk. VMware Inc. is currently generating about -0.34 per unit of risk. If you would invest 2,924 in Oracle Corporation on April 26, 2012 and sell it today you would lose (310.00) from holding Oracle Corporation or give up 10.6% of portfolio value over 30 days.
Diversification
Poor diversification
Overlapping area represents amount of risk that can be diversified away by holding Oracle Corp. and VMware Inc. in the same portfolio (assuming nothing else is changed)