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Mutual Funds

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Mutual Funds: Understanding Pooled Investments

Mutual funds pool money from many investors and use that capital to purchase a portfolio of stocks, bonds, or other securities. Each investor owns shares of the fund rather than directly owning each individual security held within the portfolio.

Mutual funds can provide access to diversified portfolios, professional management, and a wide range of investment strategies. Some funds seek to track market indexes, while others rely on portfolio managers to select investments with the objective of achieving a particular level of growth, income, or capital preservation.

How Mutual Funds Work

When investors purchase shares of a mutual fund, their money becomes part of a larger pool of capital. The fund invests this capital according to the objectives and strategy described in its prospectus.

The value of an investor's position depends on the value of the securities owned by the fund, minus its liabilities and expenses. Unlike ETFs, traditional mutual fund shares generally do not trade continuously on a stock exchange.

  • Investors contribute capital to a pooled investment portfolio.
  • The fund purchases securities according to a defined investment strategy.
  • Investors own shares of the fund rather than direct ownership of each underlying security.
  • Gains, losses, income, and expenses from the portfolio affect the value of the fund.
  • Traditional mutual fund transactions generally occur at the fund's calculated net asset value rather than at an intraday market price.

Net Asset Value (NAV)

Net asset value, commonly called NAV, represents the per-share value of a mutual fund. It is calculated using the total value of the fund's assets, subtracting its liabilities, and dividing the result by the number of fund shares outstanding.

Traditional mutual funds typically calculate NAV after the market closes on each trading day. Investors who submit eligible purchase or redemption orders generally receive the next calculated NAV, subject to the fund's rules and applicable fees.

Common Types of Mutual Funds

Equity Funds

Equity funds invest primarily in stocks. They may focus on large, medium, or small companies, particular industries, geographic markets, or investment styles such as growth or value.

Bond Funds

Bond funds invest primarily in fixed-income securities. Strategies can focus on government debt, corporate bonds, municipal securities, different maturities, or specific levels of credit quality.

Balanced Funds

Balanced funds combine multiple asset classes, commonly stocks and bonds, within one portfolio. The allocation may remain relatively stable or change according to the fund's investment strategy.

Money Market Funds

Money market funds generally invest in high-quality, short-term debt instruments. They typically emphasize liquidity and capital stability, although they are investments and are not the same as bank deposit accounts.

Active and Passive Mutual Funds

Mutual funds can use either active or passive management. The distinction determines how securities are selected and what the fund is attempting to achieve relative to the broader market.

Actively Managed Funds

An actively managed fund relies on portfolio managers and research teams to select investments. The objective may be to outperform a benchmark, generate income, control risk, or achieve another defined investment goal.

Passive Index Funds

Passive mutual funds generally seek to track a specified market index rather than outperform it through active security selection. This approach often involves lower portfolio turnover and lower management costs than many actively managed funds.

Active management does not guarantee better results, and passive management does not eliminate risk. The appropriate comparison should consider strategy, costs, risk, consistency, and how the fund fits within the overall portfolio.

How Mutual Fund Investors Can Earn Returns

Returns from a mutual fund are determined by the performance and income generated by its underlying portfolio, after accounting for fund expenses.

  • Capital appreciation: the fund's NAV can increase when its underlying investments rise in value.
  • Dividend income: dividends received from stocks held by the fund may be distributed to shareholders.
  • Interest income: bond and fixed-income holdings may generate interest that can contribute to fund distributions.
  • Capital gain distributions: realized gains from securities sold by the fund may be distributed to investors.
  • Reinvestment: distributions may often be reinvested into additional fund shares, potentially contributing to compounding.

Mutual fund returns are not guaranteed. If the value of the underlying investments declines, the value of fund shares can decline as well.

Diversification Through Mutual Funds

One of the primary reasons investors use mutual funds is the ability to gain exposure to a portfolio of securities through a single investment. A broadly diversified fund may own securities from many companies, industries, issuers, or geographic regions.

Diversification can reduce the effect that poor performance from one individual security has on the overall portfolio. However, the level of diversification depends on the fund itself. A specialized sector fund, for example, may own many securities while still being heavily concentrated in one industry.

  • Broad-market funds can spread capital across many securities.
  • International funds can provide geographic diversification.
  • Balanced funds can diversify across more than one asset class.
  • Specialized funds may provide narrower exposure and greater concentration.

Understanding Mutual Fund Fees

Fees and expenses reduce the portion of investment returns that remains with shareholders. For long-term investors, even relatively small differences in annual costs can have a meaningful effect when compounded over many years.

Expense Ratio

The expense ratio represents the annual operating expenses of the fund as a percentage of assets. It can include management, administration, and other recurring fund expenses.

Sales Loads

Some mutual funds charge sales commissions when shares are purchased or redeemed. Other funds are offered without sales loads. The fee structure should be reviewed before making an investment.

Other Fund Expenses

Depending on the fund and share class, investors may encounter account fees, redemption fees, distribution expenses, or other charges described in the fund's prospectus.

Mutual Funds vs. ETFs

Mutual funds and ETFs can both provide diversified exposure to financial markets, and both can follow active or passive strategies. Their main differences generally relate to how shares are traded, priced, and distributed.

Mutual Funds

Traditional mutual fund shares are generally purchased or redeemed directly through the fund or an intermediary at a NAV calculated after the trading day. They do not normally trade continuously on an exchange.

ETFs

ETF shares trade on exchanges throughout the market day at prices determined by buyers and sellers. Their market price may differ slightly from the value of the underlying portfolio.

Neither structure is inherently better for every investor. Costs, investment strategy, trading needs, tax considerations, available funds, and portfolio objectives can all influence which structure is more suitable in a particular situation.

Risks of Mutual Fund Investing

A mutual fund inherits many of the risks associated with the assets it owns. A fund containing stocks is exposed to equity market risk, while a bond fund can be affected by interest rates, credit conditions, and inflation.

  • Market risk: declining markets can reduce the value of securities held by the fund.
  • Management risk: active investment decisions may fail to produce the intended results.
  • Concentration risk: specialized funds may depend heavily on one industry, market, or investment theme.
  • Interest-rate risk: bond funds may decline in value when market interest rates rise.
  • Credit risk: fixed-income holdings may lose value if issuers experience financial difficulties.
  • Currency risk: international funds may be affected by changes in foreign exchange rates.
  • Liquidity risk: funds holding less-liquid securities may face challenges when market conditions deteriorate.

Mutual Funds in a Portfolio

Mutual funds can serve as core portfolio holdings or provide targeted exposure to specific markets. A broad stock fund might form part of a portfolio's growth allocation, while bond funds may provide income and fixed-income diversification.

Investors can also combine several funds to create exposure across different asset classes, company sizes, industries, and geographic markets. However, owning multiple funds does not automatically increase diversification because different funds may hold many of the same securities.

Understanding the underlying holdings and strategy of each fund helps determine whether multiple investments complement one another or simply create unnecessary portfolio overlap.

What to Consider When Evaluating a Mutual Fund

  • Investment objective: understand what the fund is designed to achieve.
  • Investment strategy: determine how securities are selected and how the portfolio is managed.
  • Underlying holdings: examine the assets, sectors, issuers, and markets represented within the fund.
  • Risk: consider volatility, concentration, credit, interest-rate, currency, and other relevant risks.
  • Fees: review expense ratios, sales loads, and other applicable costs.
  • Management: for actively managed funds, understand the investment process and role of the portfolio management team.
  • Portfolio fit: consider how the fund changes the overall asset allocation and diversification of the portfolio.

Mutual Funds FAQ

A mutual fund pools money from multiple investors and invests that capital in a portfolio of securities according to a defined strategy. Investors own shares of the fund and participate proportionally in its gains, losses, income, and expenses.
Traditional mutual funds generally process purchases and redemptions at a net asset value calculated after the trading day. ETF shares trade on stock exchanges throughout the day at market prices. Both structures can provide diversified portfolios and use active or passive strategies.
NAV, or net asset value, represents the per-share value of a mutual fund. It is generally calculated by subtracting the fund's liabilities from the value of its assets and dividing the result by the number of shares outstanding.
Many mutual funds hold numerous securities and can provide significant diversification. However, diversification varies by strategy. A fund focused on one sector, country, or narrow investment theme may remain highly concentrated despite owning multiple securities.
Yes. Mutual funds are investments, and their value can decline when the securities they own lose value. The level and type of risk depend on the assets held by the fund and the strategy used to manage the portfolio.
Important factors include the fund's objective, investment strategy, underlying holdings, risk profile, expense ratio, additional fees, management approach, diversification, and how the fund fits within the investor's broader portfolio. Past performance alone does not determine future results.