RBC quantitative analyst's makes 18 changes to his list of top 40 Canadian stock picks

Daily roundup of research and analysis from The Globe and Mail's market strategist Scott Barlow RBC analyst Bish Koziol made a whopping 18 changes to his quantitatively-driven top 40 Canadian stock picks, "Our Canada Overall Top 40 Portfolio gained 3.6 % in March, versus the 1.5% drop in the S&P/TSX Composite. The resource segment of the portfolio led the gain last month with Materials and Energy advancing 14.5% and 6.3% respectively . We increased the weighting of Energy in our Portfolio to 17.5% with the addition of SU, CNQ, and POU. All but one sell this month realized worsening overall…