* The Toronto Stock Exchange's TSX falls 0.32 percent to 17,565.34
* Leading the index were Ballard Power Systems Inc BLDP.TO , up 8.8%, Endeavour Mining Corp EDV.TO , up 5.1%, and Pretium Resources Inc PVG.TO , higher by 3.8%.
* Lagging shares were Cronos Group Inc CRON.TO , down 9.3%, Aphria Inc APHA.TO , down 8.4%, and Canopy Growth Corp WEED.TO , lower by 7.5%.
* On the TSX 78 issues rose and 149 fell as a 0.5-to-1 ratio favored decliners. There were 28 new highs and 4 new lows, with total volume of 193.0 million shares.
* The most heavily traded shares by volume were Encana Corp ECA.TO , Aphria Inc APHA.TO and Bombardier Inc BBDb.TO .
* The TSX's energy group .SPTTEN fell 2.46 points, or 1.8%, while the financials sector .SPTTFS slipped 1.25 points, or 0.4%.
* West Texas Intermediate crude futures CLc1 fell 2.19%, or $1.22, to $54.37 a barrel. Brent crude LCOc1 fell 1.93% , or $1.2, to $60.84 O/R
* The TSX is up 2.9% for the year.