Oct 22 (Reuters) - Canada's main stock index recouped early losses on Thursday, helped by energy stocks and upbeat earnings from Rogers Communications Inc RCIb.TO and Corus Entertainment Inc CJRb.TO .
* The energy sector .SPTTEN climbed 0.3% as U.S. crude CLc1 prices were up 0.9% a barrel, while Brent crude LCOc1 added 0.8%. O/R
* The largest percentage gainer on the TSX was Rogers Communications, which jumped 9.1% after the telecom operator beat estimates for third-quarter revenue. Its gains were followed by Corus Entertainment which rose 5.7% after the media company beat fourth-quarter profit estimates. At 9:43 a.m. ET (1343 GMT), the Toronto Stock Exchange's S&P/TSX composite index .GSPTSE was up 42.92 points, or 0.26%, at 16,273.15.
* The materials sector .GSPTTMT , which includes precious and base metals miners and fertilizer companies, lost 1.0%.
* On the TSX, 129 issues were higher, while 87 issues declined for a 1.48-to-1 ratio favouring gainers, with 13.69 million shares traded.
* First Majestic Silver Corp FR.TO fell 2.8%, the most on the TSX, after National Bank of Canada slashed price target of the miner's stock and the second biggest decliner was Silvercorp Metals Inc SVM.TO , down 2.5%.
* The most heavily traded shares by volume were those of Nevada Copper Corp NCU.TO , Suncor Energy Inc SU.TO , and CES Energy Solutions Corp CEU.TO .
* The TSX posted two new 52-week highs and no new lows.
* Across all Canadian issues there were eight new 52-week highs and no new lows, with total volume of 25.66 million shares.