Assuming 30 trading days horizon, Human Pheromone Sciences Inc. is expected to under-perform the Elizabeth. In addition to that, Human is 3.23 times more volatile than Elizabeth Arden Inc.. It trades about -0.21 of its total potential returns per unit of risk. Elizabeth Arden Inc. is currently generating about -0.32 per unit of volatility. If you would invest 3,948 in Elizabeth Arden Inc. on April 26, 2012 and sell it today you would lose (426.00) from holding Elizabeth Arden Inc. or give up 10.79% of portfolio value over 30 days.
Diversification
Good diversification
Overlapping area represents amount of risk that can be diversified away by holding Human Pheromone Sciences Inc. and Elizabeth Arden Inc. in the same portfolio (assuming nothing else is changed)