(Adds details, updates prices throughout) June 25 (Reuters) - Canada’s main stock index fell on Friday, led by BlackBerry Ltd following quarterly results, but the index was set to post weekly gains. * BlackBerry fell more than 4.7% in early trading, despite the Canadian security software supplier beating Wall Street estimates for quarterly revenue on Thursday. * At 9:54 a.m. ET (1354 GMT), the Toronto Stock Exchange’s S&P/TSX composite index was down 51.35 points, or 0.25%, at 20,163.77. * The index is set to rise 0.9% for the week. * Nine of the index’s 11 major sectors were lower, with technology the biggest drag. * The energy sector dropped 0.7% even as U.S. crude prices were up 0.2% a barrel, while Brent crude added 0.1%. * The financials sector gained 0.1%. The industrials sector fell 0.1%. * The materials sector, which includes precious and base metals miners and fertilizer companies, added 0.1% as gold futures rose 0.6%. * On the TSX, 93 issues were higher, while 132 issues declined for a 1.42-to-1 ratio to the downside, with 17.38 million shares traded. * The largest percentage gainers on the TSX were Canaccord Genuity, which jumped 2.7%, and Hudbay Minerals , which rose 2.6%. * BlackBerry’s 4.7% fall was the most on the TSX, while the second biggest decliner was Westport Fuel, down 3.0%. * The most heavily traded shares by volume were Bombardier and BlackBerry. * The TSX posted 14 new 52-week highs and no new low. * Across all Canadian issues there were 53 new 52-week highs and two new lows, with total volume of 36.97 million shares. (Reporting by Shreyashi Sanyal in Bengaluru; Editing by Devika Syamnath and Sriraj Kalluvila) Our Standards: The Thomson Reuters Trust Principles.