Oct 2 (Reuters) - Canada's main stock index fell on Friday, dragged down by energy stocks after U.S. President Donald Trump was tested positive for COVID-19 and negotiators failed to agree a U.S. fiscal stimulus package.
* The energy sector .SPTTEN dropped 1.7% as U.S. crude CLc1 prices were down 5.2% a barrel, while Brent crude LCOc1 lost 5.1%. O/R
* At 9:42 a.m. ET (1342 GMT), the Toronto Stock Exchange's S&P/TSX composite index .GSPTSE was down 85.78 points, or 0.53%, at 16,098.76.
* The materials sector .GSPTTMT , which includes precious and base metals miners and fertilizer companies, lost 1.0% as gold futures GCc1 fell 0.3% to $1,902 an ounce. GOL/
* Crescent Point Energy Corp CPG.TO fell 3.6%, the most on the TSX. The second-biggest decliner was security software firm Blackberry Ltd BB.TO , down 3.4%.
* On the TSX, 19 issues were higher, while 197 issues declined for a 10.37-to-1 ratio to the downside, with 18.41 million shares traded.
* The largest percentage gainers on the TSX were Canadian Pacific Railway Limited CP.TO , which jumped 0.7% and Canadian National Railway Co CNR.TO , which rose 0.7% after multiple brokerages hiked the price target of both railroad operator's stock.
* The most heavily traded shares by volume were Suncor Energy Inc SU.TO , Canadian Natural Resources Ltd CNQ.TO , and Bombardier Inc BBDb.TO .
* The TSX posted no new 52-week highs and no new lows.
* Across all Canadian issues, there were one new 52-week high and six new lows, with total volume of 36.83 million shares.