Summary
Investors looking to own the entire U.S. stock market often choose between two major funds: the Vanguard Total Stock Market ETF (VTI) and the iShares Core S&P Total U.S. Stock Market ETF (ITOT). While both funds aim to track the performance of all public companies in the United States, they use different methods to reach that goal. VTI offers a slightly broader reach by including more small and micro-cap companies, while ITOT focuses on a slightly smaller group of stocks. Understanding these small differences helps investors decide which fund fits their long-term goals best.
Main Impact
The primary impact of choosing between VTI and ITOT is how much exposure an investor gets to the smallest companies on the stock market. VTI holds over 3,700 different stocks, making it one of the most diverse funds available. ITOT holds about 2,500 stocks. Because both funds weigh their holdings by market size, the largest companies like Apple and Microsoft make up the biggest part of both portfolios. This means that even though VTI has more stocks, the actual performance of the two funds is almost identical over long periods.
Key Details
What Happened
For years, Vanguard’s VTI was the go-to choice for people who wanted to own "everything" in the U.S. market. However, BlackRock’s ITOT has become a strong competitor by offering a similar product with a very low cost. Both funds are designed to be "core" holdings, meaning they can serve as the main part of a person's investment account. They allow an investor to buy one single share and instantly own a tiny piece of thousands of different businesses across every industry, from technology to healthcare.
Important Numbers and Facts
Cost is a major factor for investors, and both funds are very cheap to own. Both VTI and ITOT have an expense ratio of 0.03%. This means for every $10,000 invested, the fund company only takes $3 per year to manage the money. The biggest difference lies in the number of holdings. VTI tracks the CRSP US Total Market Index, which includes nearly 100% of the investable market. ITOT tracks the S&P Total Market Index, which covers about 90% to 95% of the market. While VTI has about 1,200 more stocks than ITOT, those extra stocks are very small companies that do not always change the overall price of the fund significantly.
Background and Context
Total market investing became popular because it is hard for most people to pick individual winning stocks. Instead of trying to guess which company will do well, investors buy the whole market. This strategy ensures that if a new company becomes the next giant, the investor already owns it. VTI and ITOT are exchange-traded funds (ETFs), which means they trade on the stock market just like regular stocks. They are known for being tax-efficient, which is helpful for people saving in regular brokerage accounts rather than just retirement accounts.
Public or Industry Reaction
Financial experts generally view both VTI and ITOT as excellent choices. Most advisors tell clients that the choice between the two often comes down to which brokerage they use. For example, someone using Vanguard might find it easier to buy VTI, while someone using Fidelity or E*TRADE might lean toward ITOT. The industry consensus is that the difference in the number of stocks is not enough to make one fund "better" than the other in terms of total profit. However, purists who want every possible micro-cap stock usually prefer VTI because it leaves nothing out.
What This Means Going Forward
As the stock market grows, these funds will continue to add new companies that go public. Investors should watch for any changes in fees, though it is unlikely these costs will go much lower than 0.03%. The main risk for both funds is a general decline in the U.S. economy. Because they hold so many stocks, they cannot avoid a market crash. However, they also recover whenever the broader market recovers. Investors should focus on their own comfort with risk and how long they plan to keep their money invested rather than worrying about the tiny differences between these two specific funds.
Final Take
Choosing between VTI and ITOT is like choosing between two very similar high-quality products. VTI offers the widest possible net, catching even the smallest companies. ITOT offers a very similar experience with slightly fewer holdings but the same low cost. For most people, the best choice is simply to pick one and start investing consistently. The habit of saving money is far more important than the minor technical differences between these two total market leaders.
Frequently Asked Questions
Which fund has lower fees, VTI or ITOT?
Both funds currently have the same expense ratio of 0.03%. This makes both of them among the cheapest investment options available today.
Does VTI perform better than ITOT?
Their performance is nearly the same because both are dominated by the largest U.S. companies. While VTI has more small stocks, they represent a very small percentage of the total fund value.
Can I own both VTI and ITOT?
You can, but there is usually no reason to do so. Since they hold mostly the same stocks, owning both would result in a lot of overlap and would not provide extra diversification.