Assuming 30 trading days horizon, Gei Industrial Systems Ltd. is expected to generate 1.42 times more return on investment than Emkay. However, Gei Industri is 1.42 times more volatile than Emkay Global Financial Services Ltd.. It trades about -0.17 of its potential returns per unit of risk. Emkay Global Financial Services Ltd. is currently generating about -0.3 per unit of risk. If you would invest 12,760 in Gei Industrial Systems Ltd. on April 26, 2012 and sell it today you would lose (1,940) from holding Gei Industrial Systems Ltd. or give up 15.2% of portfolio value over 30 days.
Diversification
Good diversification
Overlapping area represents amount of risk that can be diversified away by holding Gei Industrial Systems Ltd. and Emkay Global Financial Service in the same portfolio (assuming nothing else is changed)
Over the last 30 days Emkay Global Financial Services Ltd. has generated negative risk-adjusted returns adding no value to investors with long positions.