TSX falls 0.54% to 16,517.85

FILE PHOTO: A logo for TMX Group, which operates the Toronto Stock Exchange, is seen after the company announced it was shutting down all markets for the rest of the day after experiencing issues with trading on all its exchange platforms in Toronto, Ontario, Canada April 27, 2018. REUTERS/Chris Helgren

* The Toronto Stock Exchange’s TSX falls 0.54 percent to 16,517.85

* Leading the index were Ballard Power Systems Inc <BLDP.TO​>, up 7.7%, Jamieson Wellness Inc​ JWEL.TO, up 5.1%, and Corus Entertainment Inc​ CJRb.TO, higher by 3.1%.

* Lagging shares were Whitecap Resources Inc​​ WCP.TO, down 6.7%, Crescent Point Energy Corp​ CPG.TO, down 6.7%, and Vermilion Energy Inc​ VET.TO, lower by 5.5%.

* On the TSX 72 issues rose and 145 fell as a 0.5-to-1 ratio favored decliners. There were 8 new highs and no new lows, with total volume of 170.3 million shares.

* The most heavily traded shares by volume were Suncor Energy Inc SU.TO, Cenovus Energy Inc CVE.TO and Manulife Financial Corp MFC.TO.

* The TSX's energy group .SPTTEN fell 2.40 points, or 2.9%, while the financials sector .SPTTFS was unchanged, or 0.0%.

* West Texas Intermediate crude futures CLc1 fell 1.33%, or $0.57, to $42.25 a barrel. Brent crude LCOc1  fell 1.31%, or $0.59, to $44.31 [O/R]

* The TSX is off 3.2% for the year.