What is tsx
Last updated: April 1, 2026
Key Facts
- The Toronto Stock Exchange was established in 1861 and is the oldest stock exchange in Canada
- The TSX is owned and operated by TMX Group, which also owns the TSX Venture Exchange
- The TSX Composite Index is the benchmark index tracking the exchange's largest companies
- The exchange is headquartered in Toronto, Ontario and operates from Monday through Friday
- Financial services, energy, and mining sectors comprise the largest portions of listed companies
Overview
The Toronto Stock Exchange (TSX) is Canada's largest stock exchange by market capitalization and the third largest in North America after the New York Stock Exchange and NASDAQ. Founded in 1861, it serves as the primary marketplace for buying and selling stocks of Canadian and international companies.
History and Development
The TSX was established in 1861 as a regional exchange in Toronto. Over the decades, it evolved into Canada's premier securities market. In 2000, the TSX was demutualized and became a public company. Today, it is owned and operated by TMX Group, a diversified exchange operator.
Market Structure and Indices
The exchange features several benchmark indices:
- TSX Composite Index - tracks approximately 250 of the largest companies listed on TSX
- TSX 60 Index - focuses on the 60 largest and most liquid stocks
- Various sector indices - covering energy, financials, materials, and other sectors
Listed Companies and Sectors
The TSX lists over 1,500 companies spanning diverse sectors. The largest representation comes from financial services (banks, insurance), energy (oil and gas), and mining companies. Major corporations like Royal Bank of Canada, Toronto-Dominion Bank, and Enbridge Energy are among the most widely traded stocks.
Trading and Access
Investors can trade on the TSX through brokers that have access to the exchange. Most Canadian banks and investment firms offer trading services. Securities traded on the TSX include common stocks, preferred shares, and exchange-traded funds.
Related Questions
What is the difference between TSX and TSX Venture Exchange?
The TSX is the primary exchange for large, established companies, while the TSX Venture Exchange focuses on smaller, emerging companies with less stringent listing requirements. Both are operated by TMX Group.
How can I invest in Canadian stocks through the TSX?
Open an investment account with a Canadian bank or brokerage firm, fund your account, and place trades through their platform. You can buy individual stocks or exchange-traded funds that track TSX indices.
What is the TSX Composite Index?
The TSX Composite Index is the primary benchmark index of the Toronto Stock Exchange, tracking about 250 of the largest companies listed and representing the overall health of the Canadian stock market.
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Sources
- Wikipedia - Toronto Stock ExchangeCC-BY-SA-4.0
- TMX Group - Official WebsiteFair Use