TMX Group's adjusted profit falls, misses estimates

(Reuters) - TMX Group Ltd , which owns and operates the Toronto Stock Exchange, reported a fall in fourth-quarter adjusted profit that missed analyst estimates, as sustained low commodity prices hurt a large portion of its resource-based issuers. "Economic factors, particularly the prolonged slump in commodity values, continued to weigh heavily on the performance of the Canadian economy and on key elements of our market ecosystem," Chief Executive Lou Eccleston said on Thursday. The company repo