Platinum Money Market account

Platinum Money Market account interest rates

Earn up to

BMO Harris
APY1 
%
National
Average APY2 
0.07%
  • Your deposit is FDIC-insured

  • No monthly maintenance fees

  • $5,000 minimum opening deposit

graph Earn 5x more
than the National Average APY2

Open an Account Today!

    Your deposit is FDIC-insured

    No monthly maintenance fees

    $5,000 minimum opening deposit


Enjoy the benefits of our Platinum Money Market account

couple laughing together
  • Grow your money securely – Get a high-yield rate of growth while knowing that your money is protected by FDIC insurance and our over 200-year history.

  • No monthly maintenance fees – Your money goes toward your savings.

  • Bank the way you want – In person or online, we're there when you need us.3 

Open an Account Today!

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More savings options
Find the way to save that works best for you.

More savings options

Find the way to save that works best for you.

  1. The Annual Percentage Yield (APY) is accurate as of . Available for Platinum Money Market accounts opened online and excludes residents of AZ, IL, IN, KS, MO, MN, and WI. Platinum Money Market is a variable rate account and the minimum deposit to open the account is $5,000. Interest rates and APYs may change after the account is opened. For accounts that have more than one tier, the interest rate corresponding to the highest tier into which the collected balance falls will be paid in the entire collected balance. At any time, interest rates and APYs offered within two or more consecutive tiers may be the same. When this is the case, multiple tiers will be shown as a single tier. The following collected balance tiers and corresponding APYs are effective as of and are subject to change at our discretion at any time: % for balances less than $5,000; % for balances of $5,000 to $999,999.99; and % for balances of $1,000,000 or more. Interest is compounded daily and paid monthly. Fees or withdrawals may reduce earnings. For current rate information, please call 1-800-546-6101.
  2. National Average Annual Percentage Yield (APY) is calculated by the Federal Deposit Insurance Corporation and is accurate as of December 14, 2020.
  3. Deposits of any amount are allowed at any time. You can make an unlimited number of withdrawals or transfers from your money market account in person at BMO Harris, at an ATM, by messenger, or by a request by mail or speaking to a telephone representative to have a check made payable to you. We limit all other withdrawals or transfers, including those made by check, POS, ACH, wire, automated telephone banking and online banking to a combined total of six per month or monthly statement period. This includes transfers to repay BMO Harris loans. A fee may be charged for transactions that exceed this limit.