Bank of Montreal (BMO) Options Open Interest

Monitoring BMO open interest helps you see where real money is positioned on Bank of Montreal's options and which strikes are attracting the most commitment from traders. Bank of Montreal's open interest reflects the total number of outstanding contracts that have not been closed or exercised, making it a powerful gauge of liquidity, conviction, and potential support and resistance zones. Use our scanner to monitor BMO options open interest in real time and find the strikes that matter.

Open interest is distinct from volume: volume counts how many contracts are traded in a session, while open interest counts how many remain open at the end of the day. Rising BMO options open interest alongside rising volume suggests new positions are being built, while falling open interest signals positions are being closed. Heavy open interest at specific strikes often acts as a magnet near expiration and can hint at where dealers and large traders expect Bank of Montreal to settle.

Bank of Montreal provides diversified financial services primarily in North America. The company's personal banking products and services include checking and savings accounts, credit cards, mortgages, and financial and investment advice services; and commercial banking products and services comprise business deposit accounts, commercial credit cards, business loans and commercial mortgages, cash management solutions, foreign exchange, specialized banking programs, treasury and payment solutions, and risk management products for small business and commercial banking customers. It also offers investment and wealth advisory services; digital investing services; financial services and solutions; and investment management, and trust and custody services.

Pin risk into expiration, dealer positioning, liquidity checks for large orders — all of it starts with knowing where BMO open interest is concentrated. Our scanner maps Bank of Montreal's open interest across every strike and expiry, flags unusual buildups, and lets you drill into the contracts that institutional money is actually holding. Trade Bank of Montreal's options open interest as the signal it is, not as an afterthought.