News/Reuters/BRIEF-Toronto Stock Exchange unofficially closes upBRIEF-Toronto Stock Exchange unofficially closes upJan 27, 202321:00 UTCTSXTORONTO, Jan 27 (Reuters) - Toronto Stock Exchange S&P/TSX composite index TSX:* Unofficially closes up 13.98 points, or 0.07 percent, at 20,714.48.