Considering 30-days investment horizon, ITC Holdings Corporation is expected to generate 0.3 times more return on investment than BioGaia. However, ITC Holdings Corporation is 3.28 times less risky than BioGaia. It trades about -0.3 of its potential returns per unit of risk. BioGaia AB is currently generating about -0.23 per unit of risk. If you would invest 7,813 in ITC Holdings Corporation on April 26, 2012 and sell it today you would lose (881) from holding ITC Holdings Corporation or give up 11.28% of portfolio value over 30 days.
Diversification
Good diversification
Overlapping area represents amount of risk that can be diversified away by holding ITC Holdings Corp. and BioGaia AB in the same portfolio (assuming nothing else is changed)