Considering 30-days investment horizon, ITT Educational Services Inc. is expected to under-perform the Capella. But the stock apears to be less risky and, when comparing its historical volatility, ITT Educational Services Inc. is 1.23 times less risky than Capella. The stock trades about -0.36 of its potential returns per unit of risk. The Capella Education is currently generating about -0.02 of returns per unit of risk over similar time horizon. 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
Modest diversification
Overlapping area represents amount of risk that can be diversified away by holding ITT Educational Services Inc. and Capella Education Co. in the same portfolio (assuming nothing else is changed)
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