(Update prices, sectors) June 29 (Reuters) - Canada’s main stock index rose on Tuesday, rebounding from its worst day in over a week in the last session, as stronger crude prices boosted energy stocks. * The energy sector climbed 1.6% as U.S. crude prices were up 0.8% a barrel, while Brent crude added 0.7%. * At 9:37 a.m. ET (1337 GMT), the Toronto Stock Exchange’s S&P/TSX composite index was up 47.62 points, or 0.24%, at 20,192.87. * The largest percentage gainers on the TSX were forest products company Canfor Corp, which rose 4%, and oil producer Vermilion Energy, up 3.7%. * The financials and industrials sectors edged 0.2% higher. * The materials sector, which includes precious and base metals miners and fertilizer companies, added 0.1%. * On the TSX, 157 issues were higher, while 65 issues declined for a 2.42-to-1 ratio favouring gainers, with 15.16 million shares traded. * Cyber-security firm BlackBerry Ltd fell 2.2%, the most on the TSX. It was followed by Sandstorm Gold Ltd, down 1.7%, after the gold miner acquired multiple cash-flowing streams and royalty assets, and also raised its production outlook for 2021. * The most heavily traded shares by volume were Power Corporation of Canada, Bank of Nova Scotia and TC Energy Corp. * The TSX posted six new 52-week highs and six new lows. * Across all Canadian issues, there were 46 new 52-week highs and 16 new lows, with total volume of 27.25 million shares. (Reporting by Amal S in Bengaluru; Editing by Maju Samuel) Our Standards: The Thomson Reuters Trust Principles.