TSX edges lower as materials stocks weigh, earnings in focus

Canada's main stock index edged lower on Thursday but stayed close to its all-time high as a retreat among materials stocks weighed and investors reacted to a string of earnings reports. The most influential movers on the index included cable and wireless company Rogers Communications Inc, which rose 3.7 percent to C$54.52 after reporting better-than-expected adjusted profit on solid wireless growth. Methanex Corp jumped 5.5 percent to C$64.71 after the methanol supplier posted a sharp jump in p