May 27 (Reuters) - Canada's main stock index rose on Monday boosted by the healthcare sector and material stocks as gold prices hit a more than one-week peak and U.S.-China trade tensions curbed risk appetite.
* At 9:55 a.m. EDT (13:55 GMT), the Toronto Stock Exchange's S&P/TSX composite index .GSPTSE was up 18.49 points, or 0.11%, at 16,248.53.
* The Canadian dollar CAD=D4 was little changed against its U.S. counterpart on Monday, trading in a narrow range ahead of a Bank of Canada interest rate decision later in the week.
* Seven of the index's 11 major sectors were higher, led by healthcare .GSPTTHC , which rose about 1%.
* The materials sector .GSPTTMT , which includes precious and base metals mining companies added 0.3% as gold prices rose. GOL/
* The financials sector .SPTTFS gained 0.1%, while the industrials sector .GSPTTIN rose 0.2%.
* The energy sector .SPTTEN dropped 0.1% as U.S. crude CLc1 prices were down 0.4% a barrel, while Brent crude LCOc1 added 0.5%. O/R
* On the TSX, 157 issues were higher, while 73 declined for a 2.15-to-1 ratio favoring gainers, with 10.20 million shares traded.
* The largest percentage gainers on the TSX were Eldorado Gold Corp ELD.TO , which jumped 11.2% and Cronos Group Inc CRON.TO , which rose 4.8%.
* New Gold Inc NGD.TO fell 3.3%, the most on the TSX, and the second biggest decliner was Enerflex Ltd EFX.TO , down 1.6%.
* The most heavily traded shares by volume were Stornoway Diamond Corp SWY.TO , Aphria Inc APHA.TO , and Burcon NutraScience Corp BU.TO .
* The TSX posted one new 52-week high and 2 new lows.
* Across all Canadian issues there were 20 new 52-week highs and seven new lows, with total volume of 23.91 million shares.