SLF-PD.TO – Sun Life Pref Ser 4 admin 6 years ago Stock Price SLF-PD.TO Quotes by TradingView Stock Description SLF-PD.TO is the stock symbol for Sun Life Pref Ser 4 on the Toronto Stock Exchange (TSX). SLF.PR.D.TO Profile by TradingView Stock Chart SLF-PD.TO Quotes by TradingView Technical Analysis Technical Analysis for SLF-PD.TO by TradingView