Given investment horizon of 30 days, TiVo Inc. is expected to under-perform the Dish. In addition to that, TiVo is 1.35 times more volatile than Dish Network Corporation. It trades about -0.45 of its total potential returns per unit of risk. Dish Network Corporation is currently generating about -0.38 per unit of volatility. If you would invest 3,215 in Dish Network Corporation on April 26, 2012 and sell it today you would lose (391.00) from holding Dish Network Corporation or give up 12.16% of portfolio value over 30 days.
Diversification
Very weak diversification
Overlapping area represents amount of risk that can be diversified away by holding TiVo Inc. and Dish Network Corp. in the same portfolio (assuming nothing else is changed)