How to Invest in the BMO Money Market Fund

Secure Your Savings with BMO Money Market Funds

Olesya Krasavtseva
Fact-checked by Olesya Krasavtseva
Content Editor at Prostobank Consulting Prostobank Consulting Logo
Updated: 01.10.2026
Table of Contents

The BMO Money Market Fund is an ideal investment vehicle for Canadians looking to preserve their capital while earning a steady, competitive yield. By investing primarily in high-quality money market instruments issued by Canadian governments and corporations—such as treasury bills and bankers' acceptances—this fund provides a secure harbor for your short-term cash reserves. It is especially useful for investors seeking higher returns than a standard savings account, without the volatility associated with equity markets.

Applying for or purchasing units of the BMO Money Market Fund (available as a mutual fund; note that money market mutual funds do not typically trade under ETF tickers such as ZMMK) is a highly streamlined process through BMO’s digital banking platforms. Whether you use a self-directed BMO InvestorLine account or a standard BMO mutual fund profile, you can easily allocate your funds within Tax-Free Savings Accounts (TFSAs), RRSPs, or non-registered accounts. Below is a complete guide to accessing the platform, navigating the application process, and ensuring your investment is secure.

BMO Money Market Fund Overview

Category Details
Fund Objective Preserve capital and provide high liquidity via short-term debt.
Eligible Accounts TFSA, RRSP, RRIF, RESP, and Non-Registered Cash Accounts.
Risk Rating Low (Professionally managed by BMO Global Asset Management).

Step-by-Step Guide: Purchasing the Fund

Follow these exact steps to invest in the BMO Money Market Fund via your digital banking portal:

  • Navigate to the official BMO Personal Banking or BMO InvestorLine secure login page.
  • Enter your Client ID or card number and password, then click Sign In.
  • Complete the Multi-Factor Authentication (MFA) step using the code sent to your registered mobile device.
  • Once logged in, navigate to the Investments tab and select Purchase Mutual Funds or Trade.
  • Search for the BMO Money Market Fund by name, or use the ETF ticker symbol ZMMK.
  • Select your funding account, input your desired investment amount, and click Preview Order before finalizing with Submit Trade.

Troubleshooting Common Access Issues

  • MFA Delays: If your text message security code does not arrive within a minute, click Resend Code or choose to authenticate via an automated voice call instead.
  • Browser Errors: If the trading dashboard fails to load properly or the submit button is unresponsive, clear your browser cache and cookies, or try accessing the portal via an Incognito or Private browsing window.
  • Locked ID: After three consecutive failed login attempts, your digital banking profile will lock to prevent unauthorized access. Click the Forgot Password link to securely reset your credentials via your registered email address.

Pro-Tip: To maximize your compounding interest and ensure your idle cash is always working for you, set up a Pre-Authorized Contribution (PAC). This efficiency hack automatically transfers a set amount from your main chequing account into the BMO Money Market Fund every payday, allowing you to build your savings effortlessly without needing to log in and trade manually.

Frequently Asked Questions

Is the BMO Money Market Fund guaranteed?

While the fund carries a "Low" risk rating and invests in highly secure government and corporate debt, it is a mutual fund and is not strictly guaranteed or insured by the Canada Deposit Insurance Corporation (CDIC).

Does this fund pay monthly distributions?

Yes, the BMO Money Market Fund typically pays out distributions on a monthly basis, making it an excellent choice for investors seeking a regular income stream from their liquid cash.

Can I buy the U.S. Dollar version of this fund?

Absolutely. BMO offers the BMO U.S. Dollar Money Market Fund for Canadians who hold USD and want to earn interest without being forced to convert their currency and incur foreign exchange conversion fees.

Official Bank Information

Bank Of Montreal

Support: 877-225-5266

SWIFT Code: BOFMCAM2

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