Oct 19 (Reuters) - Canada's main stock index was muted on Monday, as investors weighed weakness in energy shares against gains in the materials sector and renewed optimism around a U.S. stimulus deal.
* At 9:45 a.m. ET (1345 GMT), the Toronto Stock Exchange's S&P/TSX composite index .GSPTSE was down 0.07% at 16,427.08.
* The materials sector .GSPTTMT, which includes precious and base metals miners and fertilizer companies, added 0.4% helped by firmer gold prices, while the energy sector .SPTTEN dropped 0.3%. GOL/O/R
* Ballard Power Systems Inc BLDP.TO fell 2.2%, the most on the TSX, and the second-biggest decliner was Brookfield Business Partners LP BBU_u.TO, down 2%.
* Canadian wholesale trade increased by 0.3% in August from July on stronger sales in the building materials and supplies subsector, as well as motor vehicles and parts, Statistics Canada said.
* The financials sector .SPTTFS slipped 0.2%. The industrials sector .GSPTTIN fell 0.2%.
* On the TSX, 102 issues were higher, while 112 issues declined for a 1.10-to-1 ratio to the downside, with 10.43 million shares traded.
* The largest percentage gainers on the TSX were toy-maker Spin Master Corp <TOY.TO>, which jumped 6.6% after National Bank upgraded the stock, and AltaGas Ltd <ALA.TO>, which rose 4.3%, after multiple brokerages raised the price target of the stock.
* The most heavily traded shares by volume were Nextsource Materials Inc <NEXT.TO>, SOPerior Fertilizer Corp <SOP.TO>, and Orosur Minng Inc <OMI.TO>.
* The TSX posted one new 52-week highs and one new low.
* Across all Canadian issues, there were 17 new 52-week highs and two new lows, with a total volume of 25.31 million shares.
(Reporting by Amal S in Bengaluru; Editing by Ramakrishnan M.)
((Amal.S@thomsonreuters.com; within U.S.+1 646 223 8780; outside U.S. +91 80 6749 3677;))
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