CM-PQ.TO – CIBC Pref Ser 43 Invest with Canada's low cost leader. Sign up for Questrade and get $50 in free trades.Click here to get started! Stock Price CM-PQ.TO Quotes by TradingView Stock Description CM-PQ.TO is the stock symbol for CIBC Pref Ser 43 on the Toronto Stock Exchange (TSX). CM.PR.Q.TO Profile by TradingView Stock Chart CM-PQ.TO Quotes by TradingView Technical Analysis Technical Analysis for CM-PQ.TO by TradingView StocksTSX Stocks