Given investment horizon of 30 days, China Finance Online Ltd. is expected to under-perform the Akamai. In addition to that, China is 1.77 times more volatile than Akamai Technologies Inc.. It trades about -0.18 of its total potential returns per unit of risk. Akamai Technologies Inc. is currently generating about -0.27 per unit of volatility. If you would invest 3,318 in Akamai Technologies Inc. on April 26, 2012 and sell it today you would lose (387.00) from holding Akamai Technologies Inc. or give up 11.66% of portfolio value over 30 days.
Diversification
Very good diversification
Overlapping area represents amount of risk that can be diversified away by holding China Finance Online Co. Ltd. and Akamai Technologies Inc. in the same portfolio (assuming nothing else is changed)