Given investment horizon of 30 days, Strayer Education Inc. is expected to under-perform the Capella. In addition to that, Strayer is 1.03 times more volatile than Capella Education. It trades about -0.2 of its total potential returns per unit of risk. Capella Education is currently generating about -0.02 per unit of volatility. If you would invest 3,298 in Capella Education on April 26, 2012 and sell it today you would lose (171.00) from holding Capella Education or give up 5.18% of portfolio value over 30 days.
Diversification
Poor diversification
Overlapping area represents amount of risk that can be diversified away by holding Strayer Education Inc. and Capella Education Co. in the same portfolio (assuming nothing else is changed)