Given investment horizon of 30 days, Ediets.com Inc. is expected to generate 3.34 times more return on investment than Akamai. However, Ediets is 3.34 times more volatile than Akamai Technologies Inc.. It trades about -0.01 of its potential returns per unit of risk. Akamai Technologies Inc. is currently generating about -0.33 per unit of risk. If you would invest 45.00 in Ediets.com Inc. on April 25, 2012 and sell it today you would lose (8.00) from holding Ediets.com Inc. or give up 17.78% of portfolio value over 30 days.
Diversification
Average diversification
Overlapping area represents amount of risk that can be diversified away by holding Ediets.com Inc. and Akamai Technologies Inc. in the same portfolio (assuming nothing else is changed)