Robert McLister·General·June 4, 2012Big Six Banks (Big 6) The term “Big 6 Banks” refers to Canada’s six largest banks. They are (alphabetically): Bank of Montreal (BMO) Canadian Imperial Bank of Commerce (CIBC) National Bank of Canada (NBC) Royal Bank of Canada (RBC) Scotiabank TD Bank Like news like this?Join our CMT Updates list and get the latest news as it happens. Unsubscribe anytime. SUBSCRIBE! Thank you for subscribing. One more step: Please confirm your subscription via the email sent to you.