Considering 30-days investment horizon, Hospira Inc. is expected to under-perform the Insite. But the stock apears to be less risky and, when comparing its historical volatility, Hospira Inc. is 3.34 times less risky than Insite. The stock trades about -0.26 of its potential returns per unit of risk. The Insite Vision Inc. is currently generating about -0.01 of returns per unit of risk over similar time horizon. If you would invest 37.00 in Insite Vision Inc. on April 26, 2012 and sell it today you would lose (2.00) from holding Insite Vision Inc. or give up 5.41% of portfolio value over 30 days.
Diversification
Weak diversification
Overlapping area represents amount of risk that can be diversified away by holding Hospira Inc. and Insite Vision Inc. in the same portfolio (assuming nothing else is changed)
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