This page features major world indices traded in Canada and around the world along with real-time CFD prices for each. In addition to real-time prices, the table provides the high and low prices that in Index traded at for the trading day in an easy to read format. The S&P/TSX is a major stock market index which tracks the performance of largest companies by market capitalization on the Toronto Stock Exchange in Canada. It is a free float market capitalization weighted index. The index covers approximately 95 percent of the Canadian equities market. The S&P/Toronto Stock Exchange Composite Index has a base value of CAD1000 as of January 1, 1975. .