TSX rises to one-week high as banks rally on BMO's earnings

By Fergal Smith TORONTO (Reuters) - Canada's main stock index edged up to a one-week high on Tuesday as better-than-expected earnings for Bank of Montreal supported bank stocks, offsetting losses for the materials group. Bank of Montreal rose 2.2 percent to C$86.27. Canada's fourth largest bank reported quarterly results which beat analysts' expectations, benefiting from strength in its commercial banking and capital markets businesses.