SAN FRANCISCO, June 6 (Reuters) -
* The Toronto Stock Exchange's S&P/TSX .GSPTSE rose 61.68 points, or 0.38 percent, to 16,183.93 points.
* The biggest contributor to the TSX gain was Nutrien NTR.TO and materials .GSPTTMT was the top sector contributor, up 1.7 percent.
* Leading the index were Aurora Cannabis Inc ACB.TO , up 12.4 percent, Valeant Pharmaceuticals International Inc (NYSE:VRX) VRX.TO , up 7.5 percent, and First Quantum Minerals Ltd FM.TO , higher by 7.1 percent.
* Lagging shares were IAMGOLD Corp IMG.TO , down 3.9 percent, Empire Company Ltd EMPa.TO , down 3.7 percent, and Dream Global REIT DRG_u.TO , lower by 3.1 percent.
* On the TSX 136 issues advanced and 106 declined as a 1.3-to-1 ratio favored advancers. There were 16 new highs and 2 new lows, with total volume of 184.9 million shares.
* The most heavily traded shares by volume were Aurora Cannabis Inc ACB.TO , Aphria Inc APH.TO and Canopy Growth Corp WEED.TO .
* The TSX's energy group .SPTTEN rose 0.08 points, or 0.04 percent, while the financials sector .SPTTFS climbed 0.77 points, or 0.26 percent.
* West Texas Intermediate crude futures CLc1 fell 0.61 percent, or $0.4, to $65.12 a barrel. Brent crude LCOc1 rose 0.61 percent, or $0.46, to $75.84 O/R
* The TSX is off 0.2 percent for the year.