How Vanguard Index Funds Work (2024)

Vanguard index funds use a passively managed index-sampling strategy to track a benchmark index. The type of benchmark depends on the asset type of the fund. Vanguard then charges expense ratios for the management of the index fund. Vanguard funds are known for having the lowest expense ratios in the industry. This allows investors to save money on fees and help their returns over the long run.

Vanguard is the largest issuer of mutual funds in the world and the second-largest issuer of exchange-traded funds (ETFs). John Bogle, Vanguard's founder, began the first index fund, which tracked the S&P 500 in 1975. Index funds with low fees are appropriate investments for the majority of investors. Index funds allow investors to gain exposure to the market in a single, simple, and easy-to-trade investment vehicle.

Key Takeaways

  • Vanguard is well-known for its pioneering work in creating and marketing index mutual funds and ETFs to investors.
  • Indexing is a passive investment strategy that seeks to replicate, rather than beat, the performance of some benchmark index such as the S&P 500 or Nasdaq 100.
  • To keep costs low, Vanguard often uses a sampling strategy to construct its index funds using less than the total number of assets in an index.
  • Vanguard offers funds that track a wide variety of market indices, large and small.

Passive Management

Passive management means the fund or ETF merely tracks the benchmark index. This is different from active management where a fund manager attempts to beat the performance of an index. For most active equity mutual funds, the benchmark index is the S&P 500.

Fees for active management are generally higher than for passively managed funds. Actively managed funds have higher trading costs since there is a greater turnover in fund holdings. These funds also have the additional costs of compensation for fund management. These factors lead to increased fees compared to passive funds.

Many actively managed funds fail to beat their benchmark indexes on a consistent basis. Higher fees combined with subpar performance leads to inferior results. Academic studies have shown higher fees alone lead to subpar performance for most active funds. Even if a fund manager is successful for a period of time, future success is not guaranteed. The risk of subpar performance is a major reason why passively managed index funds are a better option for most investors.

Index Sampling

Vanguard uses index sampling to track a benchmark index without necessarily having to replicate the holdings in the entire index. This allows the company to keep the fund expenses low. It is more expensive to hold every stock or bond in an index. Further, indexes do not have to allow for the inflow and outflow of funds like ETFs and mutual funds. Vanguard uses the index sampling technique to deal with the natural movement of capital for its funds while still replicating the performance of the benchmark index. Vanguard does not divulge its specific sampling technique.

Other common sampling techniques divide the index into cells that represent the different characteristics of the benchmark index. For a large stock index, the manager may divide the stocks in the index into different categories. These categories could include industry sector, market cap, price to earnings (P/E) ratio, country or region, volatility, or any number of other individual characteristics. The fund manager buys stocks or assets that mimic the performance of the components of the index.

The index sampling technique has the risk of a tracking error. A tracking error is the difference between the net asset value (NAV) of the fund’s holdings and the performance of the benchmark index over time. The greater the tracking error, the larger the discrepancy between the fund and the index. An index built using all stocks in the benchmark will have zero tracking error, but also be more costly to construct and maintain.

Expense Ratios

Vanguard funds charge expense ratios as their compensation for the management and issuance of the fund. The expense ratio is calculated by taking the fund’s operating costs and dividing them by the assets under management (AUM). Vanguard’s expense ratios are some of the lowest in the industry. The expense ratios for its mutual funds are generally 82% less than the industry average.

Expense ratios can have a significant impact on returns over time. Vanguard notes that for a hypothetical investment of $50,000 over 20 years, and investors could save around $24,000 in expenses, assuming a 6% annual rate of return. This is a substantial amount. Investors should, therefore, seek to invest in funds with low expenses.

0.03%

Vanguard charges an expense ratio of as little as 0.03% per year on some of its index mutual fund products.

Example: Vanguard Total Stock Market Index Fund (VTSAX)

As an example, let us look more closely at one of Vanguard's broad stock market index mutual funds. The Vanguard Total Stock Market Index Fund (VTSAX) provides diversified exposure to small-, mid-, and large-cap growth and value stocks traded on theNasdaqandNew York Stock Exchange(NYSE). The ETF version of this Vanguard fund is the Vanguard Total Stock Market ETF (VTI).

Created on April 27, 1992, the mutual fund has achieved an average annual return of 8.87% since its inception (as of March 31, 2020). The fund's Admiral Shares—the only ones currently available to new investors—have returned an average of 5.79% annually since their inception on Nov. 13, 2000. This return is almost identical to that of the fund'sbenchmark, the CRSP U.S. Total Market Index. The fund employs a representative sampling approach to approximate the entire index and its key characteristics.

As of Q2 2022, the fund held 4,124 stocks and controlled total net assets of $1.3 trillion. Technology, financial, industrial, health care, and consumer service companies make up its largest holdings. VTSAX charges anextremely low expense ratioof just 0.04%, but requires a minimum investment of $3,000.

What Was Vanguard's First Mutual Fund?

Vanguard launched its first mutual fund in 1975, known as the First Investment Trust. It was intended to passively track the S&P 500 index, and in 1981 changed its name to the Vanguard 500 Fund. At the time, it was met with great skepticism, as mutual funds up until that point had been actively-managed investments.

How Large Are Index Funds?

Index funds that track broad stock market indices are now a dominant force on Wall Street. Today, the 13 largest stock funds around all track indexes. In 2010, index funds represented less than one-fifth of total equity fund market share. By 2020, this grew to more than 40%, In 2019, the total assets invested in U.S. stock index funds for the first time surpassed the assets of funds actively managed by human beings.

What Is the Largest Mutual Fund in the World?

The Vanguard Total Stock Market Index Fund (VTSAX) ranks first with an astounding $1.3 trillion in assets under management (AUM). Even with just a 0.04% expense ratio, the fund is able to generate $520 million in fee revenue each year.

How Can Vanguard Keep Its Fees So Low?

By specializing in passively-managed index funds, overhead and turnover are very low. Little money has to be spent on research and analysis, since the funds replicate existing indexes. Moreover, Vanguard commands large economies of scale, which lowers total costs for the company and savings can be passed on to its customers.

How Vanguard Index Funds Work (2024)

FAQs

How Vanguard Index Funds Work? ›

Each index fund contains a preselected collection of hundreds or thousands of stocks, bonds, or sometimes both. If a single stock or bond in the collection is performing poorly, there's a good chance that another is performing well, which helps minimize your losses.

Are Vanguard index funds worth it? ›

Are Vanguard index funds a good investment? All investments carry risk, and Vanguard index funds are no exception. But Vanguard has a long history of strong performance — and passively investing in index funds is so popular because most actively managed funds fail to consistently outperform the market.

How much does Vanguard index fund return? ›

Quarterly after-tax returns
500 Index Fund Adm1-yr3-yr
Returns after taxes on distributions29.36%11.04%
Returns after taxes on distributions and sale of fund shares17.91%8.86%
Average Large Blend Fund
Returns before taxes27.24%9.88%
3 more rows

How do you make money with index funds? ›

Index funds invest in the same assets using the same weights as the target index, typically stocks or bonds. If you're interested in the stocks of an economic sector or the whole market, you can find indexes that aim to gain returns that closely match the benchmark index you want to track.

Is Vanguard Value index fund a good fund? ›

Vanguard classifies this fund as a moderate to aggressive fund. Funds in this category are well-diversified but subject to volatility because nearly all of their assets are in common stocks. The fund has the potential for high reward, but comes with high risk too.

What are 2 cons to investing in index funds? ›

Disadvantages of Index Investing
  • Lack of downside protection: There is no floor to losses.
  • No choice in the index fund's composition: Cannot add or remove any holdings.
  • Can't beat the market: Can only achieve market returns (generally)

What is a disadvantage to investing in index funds? ›

Lack of Downside Protection

Investing in an index fund, such as one that tracks the S&P 500, will give you the upside when the market is doing well, but also leaves you completely vulnerable to the downside.

What is the best index fund for beginners? ›

For beginners, the vast array of index funds options can be overwhelming. We recommend Vanguard S&P 500 ETF (VOO) (minimum investment: $1; expense Ratio: 0.03%); Invesco QQQ ETF (QQQ) (minimum investment: NA; expense Ratio: 0.2%); and SPDR Dow Jones Industrial Average ETF Trust (DIA).

Is Vanguard good for beginners? ›

"Beginner investors should consider Vanguard funds for their low costs, diversification across asset classes and regions, simplicity, and robust investor education resources," says Sean August, CEO of August Wealth Management Group.

What is the most popular Vanguard index fund? ›

Best Vanguard Index Funds to Buy: Stocks
  • Vanguard 500 Index Admiral/ETF VFIAX VOO.
  • Vanguard Dividend Appreciation Index/ETF VDADX VIG.
  • Vanguard European Stock Index/FTSE Europe ETF VEUSX VGK.
  • Vanguard FTSE All-World ex-US Index/ETF VFWAX VEU.
  • Vanguard FTSE All-World ex-US Small Cap ETF VSS.
  • Vanguard FTSE Europe ETF VGK.
Feb 5, 2024

Do billionaires invest in index funds? ›

The bottom line is that even billionaires recognize the wealth-creation potential of low-cost index funds. Even if you're an active investor in individual stocks -- like Buffett and Dalio are -- rock-solid index funds like these four can help form an excellent backbone for your portfolio.

Do you pay taxes on index funds? ›

Index mutual funds & ETFs

Constant buying and selling by active fund managers tends to produce taxable gains—and in many cases, short-term gains that are taxed at a higher rate.

How do index funds work for beginners? ›

Index funds are investment funds that follow a benchmark index, such as the S&P 500 or the Nasdaq 100. When you put money in an index fund, that cash is then used to invest in all the companies that make up the particular index, which gives you a more diverse portfolio than if you were buying individual stocks.

Why is Vanguard index better than Fidelity? ›

While both institutions offer robo-advisors, Vanguard's Personal Advisor Services, which is available to clients who can meet a $50,000 account minimum, offers a little more hands-on investment guidance and assistance with portfolio construction. Vanguard also has slightly lower expense ratios on its index funds.

Is Vanguard S&P 500 worth it? ›

The Vanguard ETF has an expense ratio of just 0.03%, so you get to keep most of your gains. While there's no guarantee that the S&P 500 will achieve the same level of performance in the future, it has historically produced 9%-10% annualized returns over most multidecade periods.

Why are Vanguard funds so cheap? ›

Vanguard uses index sampling to track a benchmark index without necessarily having to replicate the holdings in the entire index. 6 This allows the company to keep the fund expenses low.

Is the Vanguard 500 Index Fund a good investment? ›

Nonetheless, history has shown that buying and holding a low-cost S&P tracking vehicle is a great way to get rich slowly. The Vanguard 500 Index Fund is one of the best choices for investors who value low costs.

What is the average return of Vanguard 500 Index Fund? ›

Fund Performance

The fund has returned 10.10 percent over the past year, 10.32 percent over the past three years, 10.97 percent over the past five years and 11.14 percent over the past decade.

Should I just put my money in an index fund? ›

Over the long term, index funds have generally outperformed other types of mutual funds. Other benefits of index funds include low fees, tax advantages (they generate less taxable income), and low risk (since they're highly diversified).

What are the cons of Vanguard? ›

Cons
  • Relatively high minimum investment requirements for many fund options.
  • Higher-than-average per-contract options fee.
  • Slow process to open an account.
  • No trading platform for active traders.
  • No fractional shares of stocks or ETFs.
Mar 22, 2024

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