Considering 30-days investment horizon, Time Warner Inc. is expected to generate 0.46 times more return on investment than TiVo. However, Time Warner Inc. is 2.17 times less risky than TiVo. It trades about -0.45 of its potential returns per unit of risk. TiVo Inc. is currently generating about -0.45 per unit of risk. If you would invest 3,807 in Time Warner Inc. on April 26, 2012 and sell it today you would lose (337.00) from holding Time Warner Inc. or give up 8.85% of portfolio value over 30 days.
Diversification
Very weak diversification
Overlapping area represents amount of risk that can be diversified away by holding Time Warner Inc. and TiVo Inc. in the same portfolio (assuming nothing else is changed)