What Is an MER? How Fund Fees Quietly Cost You Thousands
An MER is the yearly fee a fund takes from your money, and the gap between 2.0% and 0.20% can cost you hundreds of thousands of dollars over a career.
What an MER Is
MER stands for management expense ratio. It is the percentage of your investment a fund charges every year to operate.
The management expense ratio (MER) is the annual fee, shown as a percentage of your assets, that a mutual fund or ETF deducts to cover management, administration and operating costs. A 1% MER costs you $10 a year for every $1,000 invested. You never get a bill. The fund subtracts the fee from its returns before you see them.
That last part is why MERs fly under the radar. You do not write a cheque. The fund quietly takes its cut every day, and the return you see already has the fee baked in.
In Canada, MERs also include GST or HST on the fees, so the number you see is close to the real annual cost of owning the fund. It is the single most useful number for comparing funds, and it is the one banks would rather you skip.
This page is a spoke of our guide to index funds. If you want the bigger picture on why index investing wins, start with what an index fund is in Canada, then come back here for the fee math.
The 30 Year Example
Put $500 a month into a 2.0% bank mutual fund and the same amount into XEQT, and the difference is staggering.
Here are the assumptions. You invest $500 every month for 30 years, which is $180,000 of your own contributions. Both funds earn a 7% gross annual return before fees. The bank fund charges a 2.0% MER, so you net 5.0%. XEQT charges a 0.20% MER, so you net 6.8%.
| Fund | MER | Net return | Ending value | Total contributed |
|---|---|---|---|---|
| Bank mutual fund | 2.00% | 5.0% | about $416,000 | $180,000 |
| XEQT | 0.20% | 6.8% | about $633,000 | $180,000 |
| Difference | 1.80% | 1.8% | about $217,000 | $0 |
Same contributions. Same market. About $217,000 less in your pocket, because of a fee that looks like a rounding error on a statement.
The 7% return is an assumption, not a promise. The fee gap matters whatever the market does. Fees are the one part of investing you can control with certainty.
Why Small Percentages Hurt So Much
Fees compound against you the same way returns compound for you.
A 2.0% fee does not just take 2.0% once. It takes 2.0% of a balance that should have grown, year after year. The money you lose to fees also loses all the growth it would have earned. That second loss is the real killer.
Think of it as a guaranteed return in reverse. Cutting your fee from 2.0% to 0.20% is the same as finding an extra 1.8% return every year, with no extra risk and no market timing. No stock picker can promise that.
Banks defend higher fees by pointing to advice and service. Fair enough, some people value a human to talk to. But a fund MER often pays for sales commissions and the bank’s profit, not for better results. Most actively managed funds trail their benchmark over long periods, so you pay more and often get less.
How to Find the MER of Any Fund
It takes about two minutes, and you should do it before you buy anything.
Trading Expense Ratio and Why XEQT’s Total Cost Stays Low
The MER is not the whole bill. The trading expense ratio covers the cost of buying and selling inside the fund.
The trading expense ratio (TER) measures the brokerage commissions and transaction costs a fund pays when it trades its holdings. Funds report it separately from the MER. Add the two for a more honest total cost.
Index funds keep TER low because they rarely trade. XEQT holds underlying iShares ETFs that track broad market indexes, so it only trades when it rebalances or handles money coming in and out. Active funds buy and sell constantly, which pushes their TER higher.
| Cost | What it covers | Typical bank fund | XEQT |
|---|---|---|---|
| MER | Management and operating costs | about 2.00% | 0.20% |
| TER | Trading costs inside the fund | often higher | very low |
| Total | What you really pay | above 2.00% | close to 0.20% |
XEQT bundles thousands of stocks across the world in one ticker for 0.20%. You get global diversification and automatic rebalancing without paying for a manager to guess.
The Simple Takeaway
Pick low-cost index funds, keep your MER low, and let compounding do the work.
You cannot control the market. You cannot control next year’s returns. You can control what you pay, and that is the surest edge a regular investor has.
If your savings sit in a bank mutual fund charging near 2%, check the MER today. Switching to a low-cost all-in-one ETF like XEQT can keep tens or hundreds of thousands of dollars in your account over a lifetime. Check the tax impact if you hold the fund in a non-registered account, but inside a TFSA or RRSP, switching costs you nothing in tax.
Stop Paying 2% for Average Results
Open a Wealthsimple account, buy XEQT, and keep your MER near 0.20% from day one.
Open Wealthsimple → Get $25 FreeThis article is for general informational purposes only and does not constitute personalized financial or investment advice. XEQT is a product of BlackRock/iShares. Not financial advice. This site maintains an affiliate relationship with Wealthsimple.