* The Toronto Stock Exchange's TSX rises 0.19 percent to 19,564.12 * Leading the index were Aurora Cannabis Inc , up 6.0%, Toromont Industries Ltd, up 5.7%, and Canopy Growth Corp, higher by 5.2%. * Lagging shares were Trillium Therapeutics Inc, down 9.5%, AcuityAds Holdings Inc, down 5.6%, and Nexgen Energy Ltd, lower by 5.6%. * On the TSX 106 issues rose and 120 fell as a 0.9-to-1 ratio favored decliners. There were 18 new highs and no new lows, with total volume of 232.2 million shares. * The most heavily traded shares by volume were Enbridge Inc, Suncor Energy Inc and Manulife Financial Corp. * The TSX's energy group fell 1.04 points, or 0.8%, while the financials sector climbed 0.44 points, or 0.1%.