Nov 2 (Reuters) - Canada’s main stock index rose on Monday, supported by gains in the materials sector, as data showed that domestic factory activity expanded for a fourth straight month in October. * The materials sector, which includes precious and base metals miners and fertilizer companies, firmed 0.3% as gold futures rose 0.6% to $1,888.6 an ounce. * Canadian manufacturing activity continued to recover from the coronavirus crisis in October, with output climbing at the fastest pace in over two years. * At 9:43 a.m. ET (14:43 GMT), the Toronto Stock Exchange’s S&P/TSX composite index was up 69.44 points, or 0.45%, at 15,650.08. * The largest percentage gainers on the TSX were pot producers Aurora Cannabis Inc and Cronos Group Inc , which rose 5% and 4.5%, respectively. * The financials sector gained 0.1%. The industrials sector rose 0.7%. * The energy sector slid 0.6% as U.S. crude prices were down 1.1% a barrel, while Brent crude lost 0.6%. * Oil producer Tourmaline Oil Corp fell 2.8%, the most on the TSX, followed by Crescent Point Energy Corp , down 2.7%. * On the TSX, 161 issues were higher, while 58 issues declined for a 2.78-to-1 ratio favouring gainers, with 15.96 million shares traded. * The most heavily traded shares by volume were Zenabis Global Inc, Monarch Gold Corp,and Bombardier Inc. * The TSX posted no new 52-week highs and no new lows. * Across all Canadian issues there were five new 52-week highs and no new lows, with total volume of 34.52 million shares. (Reporting by Amal S in Bengaluru; Editing by Aditya Soni)