Expense Ratio in Mutual Funds: Why It Matters

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Written By Jyoti Loknath Maipalli

When investing in mutual funds, one of the key factors to consider is the expense ratio. While many investors focus on potential returns, the expense ratio significantly determines the fund’s net returns over time. Understanding this concept enables investors to make informed decisions, ensuring they do not overpay for their investments. In this blog, we’ll explore the idea of expense ratio, its impact on returns, and why it matters in your mutual fund investment strategy.

What Is Expense Ratio In Mutual Funds?

The expense ratio is the annual fee charged by a mutual fund to manage and operate the fund. It is expressed as a percentage of the fund’s average assets under management (AUM) and covers costs related to fund management, administration, marketing, and other operational expenses.

For example, if you invest ₹1,00,000 in a mutual fund with an expense ratio of 1%, you would pay ₹1,000 annually in fees for the fund’s management and operation.

Expense Ratio Formula

The formula for calculating the expense ratio is straightforward:

Expense Ratio = (Total Fund Expenses / Average AUM) × 100

Where:

  • Total Fund Expenses include management fees, administrative costs, and other operational charges.
  • Average AUM is the average assets under management over a specific period.

This formula provides the percentage of the fund’s assets that will be allocated to cover the fund’s annual operational costs.

Example Of Different Expense Ratios

Let’s look at some examples of how the expense ratio varies across different types of mutual funds:

  • Low-Cost Funds: A low-cost index fund might have an expense ratio of 0.05% to 0.20%.
  • Actively Managed Funds: These may have higher expense ratios, ranging from 0.50% to 2%, because they require more resources for active management.

For example, if you have ₹1,00,000 invested in a fund with a 1% expense ratio, you would pay ₹1,000 annually in fees. In comparison, a fund with a 0.5% expense ratio would cost you ₹500 annually for the same investment amount.

Importance Of The Expense Ratio In Mutual Fund Investing

The expense ratio plays a crucial role in mutual fund investing for several reasons:

1. Impact on Returns

One of the most immediate impacts of a higher expense ratio is the reduction in the net returns you receive from your mutual fund. When a fund has a higher expense ratio, a larger portion of the fund’s returns is allocated to cover the costs of managing and operating the fund.

Even slight differences in expense ratios can have a significant impact over time. For example, if two funds generate the same return (say 10%) but one has an expense ratio of 1% and the other has an expense ratio of 0.5%, the fund with the higher expense ratio will result in lower returns after fees. Over the long term, this compounded difference can result in substantial lost wealth.

Let’s break this down with an example:

  • Suppose you invest ₹1,00,000 in a mutual fund with a 1% expense ratio, and it earns a 10% return.
    • After fees, your net return will be 9% (10% return – 1% expense ratio).
    • The value of your investment at the end of the year would be ₹1,09,000.
  • If you invest the same ₹1,00,000 in a mutual fund with a 0.5% expense ratio, your return would be 9.5% (10% return – 0.5% expense ratio).
    • The value of your investment at the end of the year would be ₹1,09,500.

This slight difference of ₹500 might seem insignificant in the short term. Still, as you continue to invest and your returns compound over time, the gap will widen, leading to a considerable difference in wealth.

2. Consistency of Performance

A fund with a higher expense ratio must deliver better performance to justify its higher costs and still meet or exceed the returns of a lower-cost fund. This is because the higher expense ratio directly affects the fund’s returns.

For example, if two funds are expected to return 10% annually, but one has a 1% expense ratio, the one with the lower expense ratio will likely yield a higher return. In contrast, the other has a 0.5% expense ratio; the higher-cost fund needs to perform at least 1% better (i.e., 11%) to compensate for the additional fees. This means that a higher expense ratio adds extra pressure on the fund to perform better, which may not always be possible.

In the long run, funds with high expense ratios that consistently underperform lower-cost funds may struggle to maintain their competitive edge. Actively managed funds, in particular, face this challenge, as their higher costs, resulting from more frequent trading, research, and analysis, may not always yield better performance.

3. Long-Term Compounding

The power of compounding is often described as the “eighth wonder of the world.” It plays a massive role in growing wealth over time. Even slight differences in expense ratios can result in significant discrepancies in the final value of your investment when compounded over many years.

Let’s imagine two investors who start with an initial investment of ₹1,00,000. They both earn an average annual return of 10%. However, one investor chooses a fund with a 0.5% expense ratio, while the other selects a fund with a 1% expense ratio. Over time, the investor with the higher expense ratio will see their investment grow more slowly due to the fees.

After 10 years:

  • The 0.5% expense ratio investor would have ₹1,62,889 (approx).
  • The investor with a 1% expense ratio would have ₹1,60,000 (approx).

Even though both investors started with the same amount, the one who opted for the fund with the lower expense ratio ends up with more money in the long run because the fees didn’t eat into their returns as much.

The effect of compounding fees can be even more pronounced over a 20— or 30-year period, when the difference in wealth accumulation becomes significantly more pronounced. This is why it’s crucial to account for expense ratios when making long-term investment decisions.

What Are The Components Of Expense Ratio?

The expense ratio is made up of several components, including:

  1. Management Fees: These refer to the costs associated with hiring fund managers who make investment decisions on behalf of the fund.
  2. Administrative Costs: These include fees for record-keeping, reporting, and accounting.
  3. Distribution Fees: Some funds charge fees for marketing and distributing the fund’s shares, often known as 12b-1 fees.
  4. Other Expenses: This can include legal, auditing, and custodial fees.

Factors Influencing Expense Ratios

Several factors influence the expense ratio of a mutual fund:

  • Fund Type: Index funds typically have lower expense ratios compared to actively managed funds, as they require less frequent trading and management.
  • Fund Size: Larger funds may have lower expense ratios because fixed costs can be spread over a more extensive asset base.
  • Investment Strategy: Actively managed funds typically incur higher expenses due to the costs of research, frequent trading, and professional management.

How Does The Expense Ratio Impact Fund Return?

The expense ratio directly impacts the net returns of a mutual fund. It represents the percentage of a fund’s assets used to cover operational and management costs. The higher the expense ratio, the more your returns are consumed by fees, which means the net returns (after fees) you receive will be lower than the gross returns (before fees). Let’s explore how the expense ratio affects your fund’s return in more detail.

1. Reduction in Returns

The most direct way the expense ratio impacts your fund return is by deducting a portion of the returns to cover the fund’s operational costs. If the fund performs well and generates a high return, but has a high expense ratio, your net return will still be lower due to the fees.

For example, let’s say:

  • A fund generates a return of 10% over a year.
  • However, the fund has an expense ratio of 1%.

The expense ratio of 1% will be deducted from the gross return. Therefore, your net return for the year would be:

Net Return = Gross Return – Expense Ratio
Net Return = 10% – 1% = 9%

If the fund had no expense ratio (which is highly unlikely), the net return would have been the full 10%. As you can see, the expense ratio directly reduces your return.

2. Compounding Impact

The effect of the expense ratio becomes more pronounced over time due to compounding. Compounding refers to the process where your investment earnings generate earnings themselves. Over the long term, even a tiny difference in the expense ratio can significantly affect the overall wealth you accumulate.

Consider two funds with the same initial investment and a gross annual return of 10%. One fund has an expense ratio of 0.5%, and the other has an expense ratio of 1%. Even though both funds have the same gross return, the fund with the higher expense ratio will grow more slowly because the fees deplete a greater portion of the returns.

Over a long period, this difference in expense ratios can lead to a noticeable gap in the final value of your investment.

3. Comparison of Two Funds with Different Expense Ratios

Let’s assume you invest ₹1,00,000 in two funds with a 10% return over 10 years. One fund has an expense ratio of 0.5%, and the other has an expense ratio of 1%. Here’s what the investment would look like:

  • Fund 1 (Expense Ratio: 0.5%)
    After 10 years, the final value of your investment would be ₹1,62,889.
  • Fund 2 (Expense Ratio: 1%)
    After 10 years, the final value of your investment would be ₹1,60,000.

Although both funds had the same initial return of 10%, the fund with the higher expense ratio had a lower final value due to the higher fees being deducted each year.

4. Expense Ratio and Performance Consistency

A higher expense ratio doesn’t necessarily guarantee better performance. A fund with a higher expense ratio must outperform a lower-cost fund by a significant margin to justify the higher fees and deliver comparable net returns. If the higher-cost fund fails to do this, it will likely deliver poorer net returns than a fund with a lower expense ratio.

For example, if Fund A with an expense ratio of 2% generates a return of 8%, while Fund B with an expense ratio of 0.5% generates a return of 7%, Fund A’s higher fees would make its net return 6% (after the 2% fee). In comparison, Fund B would have a net return of 6.5% (after the 0.5% fee). Despite Fund A’s higher return, the higher expense ratio reduces the overall return, making Fund B the better option.

5. Effect on Long-Term Investors

For long-term investors, the impact of expense ratios is significant. Over time, high fees compound, leading to a substantial erosion of investment returns. This effect is particularly critical for individuals investing for long-term goals, such as retirement, where slight differences in fees can result in significant differences in wealth.

Let’s say you invest ₹10,00,000 in two different funds for 30 years. Fund A has an expense ratio of 0.5%, and Fund B has an expense ratio of 1.5%. Over the 30 years, the higher expense ratio in Fund B can reduce the final amount you would accumulate, even if the returns are similar.

The expense ratio has a direct and lasting impact on your mutual fund returns. Even slight differences in expense ratios can have significant consequences over time, especially when compounded returns are considered. It’s essential to factor in the expense ratio when choosing a mutual fund, as it directly affects the amount of money you take home after fees. Low-cost funds generally offer better long-term growth potential, making the expense ratio a crucial factor in your investment decision-making process.

How To Calculate Expense Ratio In Mutual Funds?

Calculating the expense ratio of a mutual fund is a straightforward process that helps you understand the cost of investing in the fund. Here’s how to calculate it:

1. Determine the Total Fund Expenses

The first step is to determine the total expenses incurred by the fund. These expenses typically include:

  • Management Fees: Paid to the fund manager for their services in managing the fund.
  • Marketing and Distribution Costs: Fees associated with promoting and distributing the fund.
  • Administrative Costs: Operational expenses, including accounting, legal, and custodial fees.
  • Other Costs: Any other charges the fund incurs for its day-to-day operations.

This information is usually included in the fund’s annual report or the fact sheet provided by the asset management company.

2. Find the Average Assets Under Management (AUM)

Next, you need to determine the fund’s Average AUM (Assets Under Management) over the relevant period (e.g., one year). AUM refers to the total market value of the assets managed by the fund.

The Average AUM is typically calculated by averaging the fund’s assets over a specific period, often on a daily or monthly basis. This figure can also be found in the fund’s fact sheet or report.

3. Apply the Formula

Once you have the total fund expenses and average AUM, you can apply the following formula to calculate the expense ratio:

Expense Ratio = (Total Fund Expenses / Average AUM) × 100

This will give you the expense ratio as a percentage. It represents the proportion of the fund’s assets used to cover its operating costs.

Example Calculation:

Let’s say you have the following data for a mutual fund:

  • Total Fund Expenses: ₹1,00,000
  • Average AUM: ₹50,00,000

Now, applying the formula:

Expense Ratio = (₹1,00,000 / ₹50,00,000) × 100 = 2%

This fund’s expense ratio is 2%. This means that for every ₹100 invested in the fund, ₹2 goes towards covering the fund’s expenses.

Calculating the expense ratio is crucial for understanding how much of your investment will be allocated to cover the costs of managing the fund. The lower the expense ratio, the better it is for you as an investor, which means more of your returns will be retained in your investment. Keep this in mind when choosing funds to ensure that you are not paying unnecessarily high fees for the value you are receiving.

What Is A Good Expense Ratio For A Mutual Fund?

A reasonable expense ratio depends on the type of mutual fund:

  • Index Funds: A reasonable expense ratio for an index fund is typically between 0.05% and 0.30%.
  • Actively Managed Funds: These funds typically have a higher expense ratio, ranging from 0.50% to 2%, depending on the fund’s strategy and management style.
  • Sector Funds or Niche Funds: These can have expense ratios above 1%, as they tend to be more specialised and require more management.

Finding Mutual Funds With Low Expense Ratios

When searching for mutual funds with low expense ratios, consider the following strategies:

  1. Index Funds: They typically have lower expense ratios than actively managed funds.
  2. Direct Plans: Opt for direct mutual fund plans, which often have lower expense ratios than regular plans because they don’t involve intermediaries.
  3. Comparison Tools: Utilize online tools or platforms to compare mutual funds based on their expense ratios.

Balancing Expense Ratio And Fund Performance

When investing in mutual funds, striking a balance between the expense ratio and the fund’s performance is essential. While a low expense ratio is undoubtedly beneficial, it should not come at the cost of poor returns or underperformance. Here’s how to balance these two critical aspects when selecting a mutual fund:

1. Low Expense Ratio vs. Poor Performance

A low expense ratio is an attractive feature because it directly reduces the cost of investing. However, it is essential to remember that fees alone do not determine the success of an investment. A fund with a low expense ratio but poor performance may not be suitable for your investment goals.

For instance, some low-cost funds, especially index or passively managed funds, track market indices and may offer lower returns, especially in market conditions where active management could have added value. A fund with a low expense ratio but consistently underperforms compared to its benchmark or other funds in the same category might not be a wise long-term investment.

2. Fund Performance Matters Too

While keeping costs low is essential, performance should be a top priority. A fund with a higher expense ratio may deliver superior returns due to the expertise of the fund manager, a substantial investment strategy, or a specialised focus. For example, actively managed funds often have higher expense ratios due to the hands-on portfolio management, research, and strategy development that they require. If these funds deliver high returns that exceed their fees, they may be worth the extra cost.

Therefore, it is crucial to examine a fund’s historical performance compared to its expense ratio. A fund with a higher expense ratio but consistently high returns may outperform a cheaper fund in the long run, making it a better choice, even with the higher cost.

3. Risk Profile

Another factor to consider when balancing expense ratio and performance is the fund’s risk profile. A higher-performing fund may come with a higher risk, particularly if it is heavily focused on more volatile sectors or employs an aggressive investment strategy. In contrast, a fund with a low expense ratio may adopt a more conservative, lower-risk strategy, leading to more stable returns but potentially slower growth.

Understanding your risk tolerance is vital when selecting a mutual fund. If you are a risk-averse investor, you may prefer a fund with a lower expense ratio and a more stable return profile. Conversely, if you’re willing to take on more risk for potentially higher rewards, you might opt for a fund with a higher expense ratio that has demonstrated strong performance over time.

4. Investment Objectives

Your investment objectives should also guide the balance between expense ratio and performance. For example:

  • If your goal is long-term growth (such as retirement savings), it might make sense to prioritise funds with strong historical performance, even if their expense ratio is higher.
  • Suppose your goal is to preserve capital or generate steady income. In that case, you may prefer lower-interest funds, as they might focus on more conservative investments, such as bonds or dividend-paying stocks.

The type of investment fund you choose should align with your specific financial goals and time horizon.

5. Comparing Similar Funds

One effective way to balance expense ratios and performance is to compare funds within the same category. For instance, compare large-cap equity funds or emerging market funds with similar strategies and evaluate the historical returns alongside the expense ratios. This comparison will give you an idea of which funds are performing well relative to their costs.

Considering these factors, you can ensure that you’re minimising costs and maximising potential returns. Balancing cost and performance will help you achieve more successful and efficient investments.

Final Thoughts

The expense ratio is key in determining your investment’s net returns. While lower expense ratios are generally better, always consider the type of fund, its performance, and your investment goals. A good strategy is to select mutual funds with competitive expense ratios that align with your financial objectives.

Understanding the impact of expense ratios enables you to make more informed investment choices and retain a greater portion of your returns over time.

 Disclaimer

Mutual fund investments are subject to market risks, so read all scheme-related documents carefully before investing. Past performance is not indicative of future results. The information provided in this blog is for educational and informational purposes only and should not be considered investment advice. Investors should consult their financial advisors before making any investment decisions. VSJ FinMart is an AMFI-registered mutual fund distributor (MFD) that does not provide portfolio management or stock advisory services.

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