Best ETFs to Invest in Right Now for Long-Term Growth in 2026

Exchange-traded funds can make it possible to build a diversified investment portfolio without selecting dozens of individual stocks.

But not every ETF is designed for long-term wealth building. Some hold hundreds or thousands of securities across broad markets, while others concentrate heavily in one sector, strategy, commodity, or investment theme.

For investors looking at ETFs in 2026, the most important questions are not simply which fund has performed best recently. Costs, diversification, index methodology, portfolio overlap, taxes, risk, and the role each fund plays in the broader portfolio can matter much more over a long investment horizon.

This guide examines several widely used ETFs that can serve different roles in a long-term portfolio and explains what investors should evaluate before buying.

Best Long-Term ETFs to Watch in 2026

ETF	Ticker	Primary Exposure	Potential Portfolio Role
Vanguard Total Stock Market ETF	VTI	Broad U.S. stock market	Core U.S. equity holding
Vanguard S&P 500 ETF	VOO	Large U.S. companies	Large-cap U.S. equity core
Vanguard Total International Stock ETF	VXUS	Stocks outside the United States	International diversification
Vanguard Total Bond Market ETF	BND	Investment-grade U.S. bonds	Fixed-income diversification
Invesco NASDAQ 100 ETF	QQQM	Large Nasdaq-listed nonfinancial companies	Growth-oriented satellite exposure

These funds are presented as educational examples rather than personalized recommendations. The appropriate ETF depends on the investor's objectives, time horizon, existing portfolio, tax situation, and ability to tolerate losses.

What Is an ETF?

An exchange-traded fund, or ETF, is an investment vehicle that pools money from many investors and holds a portfolio of securities or other assets.

Depending on the fund, an ETF may hold:

• Stocks
• Bonds
• International securities
• Real estate securities
• Commodities or commodity-related assets
• Other investment instruments

ETF shares generally trade on an exchange during the trading day, meaning their market price can fluctuate just like an individual stock.

The U.S. Securities and Exchange Commission notes that an ETF's market price can differ from the value of its underlying portfolio, known as net asset value.

Why ETFs Can Be Useful for Long-Term Investors

One of the biggest advantages of an ETF is the ability to obtain exposure to many securities through a single fund.

A broad U.S. stock-market ETF, for example, can hold companies across technology, healthcare, financials, industrials, consumer products, energy, and other sectors.

This can reduce dependence on the performance of one individual company.

Potential Benefits of ETFs

• Broad diversification
• Access to multiple asset classes
• Transparent holdings in many funds
• Potentially low operating expenses
• Easy trading through brokerage accounts
• Ability to build a portfolio with relatively few funds

These advantages do not mean ETFs are risk free.

An ETF holding stocks can decline substantially during a bear market, and a concentrated thematic ETF can sometimes be more volatile than a diversified individual portfolio.

1. Vanguard Total Stock Market ETF (VTI)

VTI is designed to provide broad exposure to the U.S. equity market.

Instead of concentrating only on the largest corporations, a total-market approach includes large-cap, mid-cap, and small-cap companies.

Why Investors May Consider VTI

• Broad U.S. equity diversification
• Exposure to companies of different sizes
• Can serve as a core portfolio holding
• Passive index-based structure

The main risk is straightforward: VTI is still a stock fund.

If the U.S. stock market declines sharply, VTI can also experience substantial losses.

Broad diversification reduces company-specific risk, but it does not eliminate market risk.

2. Vanguard S&P 500 ETF (VOO)

VOO tracks the S&P 500 Index, providing exposure to approximately 500 leading U.S. companies.

As of June 30, 2026, Vanguard reported an expense ratio of 0.03% for VOO.

That means approximately $3 of annual fund operating expenses for every $10,000 invested, before considering other trading or account costs.

VOO Metric	2026
Benchmark	S&P 500 Index
Investment focus	Large-cap U.S. equities
Expense ratio	0.03%
Dividend schedule	Quarterly

Why Investors May Consider VOO

• Exposure to many of America's largest public companies
• Very low expense ratio
• Simple structure
• High liquidity

Main Limitation

VOO does not represent the entire U.S. stock market.

Because it focuses on large companies, investors seeking meaningful small-cap and mid-cap exposure may prefer a broader market fund or supplement it with other investments.

VTI vs. VOO: Do You Need Both?

VTI and VOO are both broad U.S. equity ETFs, but they overlap significantly.

Many of the largest positions in VTI are also major holdings in VOO.

Owning both therefore does not necessarily double diversification.

Feature	VTI	VOO
U.S. large-cap stocks	Yes	Yes
U.S. mid-cap stocks	Yes	Limited indirect exposure
U.S. small-cap stocks	Yes	No meaningful dedicated exposure
Possible portfolio role	Total U.S. market core	Large-cap U.S. core

The decision should depend on the exposure an investor wants rather than assuming more ETFs automatically mean more diversification.

3. Vanguard Total International Stock ETF (VXUS)

Investors holding only U.S. stocks are exposed heavily to one country's economy and equity market.

VXUS provides broad exposure to companies outside the United States, including both developed and emerging markets.

Vanguard has historically maintained a low expense ratio for the fund, making it one possible way to add international equity exposure without selecting individual foreign companies.

Why International Diversification Can Matter

• U.S. and international markets do not always lead at the same time
• Different countries have different sector concentrations
• Valuations can vary substantially across markets
• International exposure reduces dependence on one national market

Main Risks

International investing introduces additional risks, including:

• Currency fluctuations
• Political risk
• Different accounting and regulatory standards
• Emerging-market volatility
• Different economic cycles

Diversification does not guarantee that international stocks will outperform U.S. stocks.

4. Vanguard Total Bond Market ETF (BND)

Long-term investing does not necessarily require an all-stock portfolio.

BND provides broad exposure to the U.S. investment-grade bond market.

Bond exposure can serve a different purpose from stocks.

Potential Roles for Bonds

• Reduce dependence on stock-market returns
• Generate interest income
• Provide a potentially less volatile component of a portfolio
• Support rebalancing during periods of equity-market weakness

Bond ETFs can still lose money.

Their prices are affected by interest rates, credit conditions, duration, and other factors.

When market interest rates rise, existing bond prices can decline.

5. Invesco NASDAQ 100 ETF (QQQM)

QQQM provides exposure to the Nasdaq-100 Index, which includes many large technology and growth-oriented companies listed on Nasdaq.

It can therefore provide more concentrated exposure to areas such as:

• Artificial intelligence
• Cloud computing
• Semiconductors
• Software
• Digital platforms

That concentration is both the attraction and the risk.

A growth-oriented ETF can outperform during periods when large technology companies perform strongly, but it can also experience larger declines when growth stocks fall out of favor.

Potential Portfolio Role

Rather than automatically serving as a complete portfolio, a concentrated growth ETF may be better understood as a possible satellite holding around a more diversified core.

That distinction can help prevent an investor from unintentionally building a portfolio dominated by one style or sector.

Core ETFs vs. Satellite ETFs

A useful way to think about ETF construction is to separate broad core holdings from narrower satellite exposures.

Type	Typical Objective	Examples
Core ETF	Broad market exposure	VTI, VOO, VXUS, BND
Satellite ETF	Additional exposure to a specific theme, style, or sector	Technology, semiconductors, small caps, thematic funds

A core-and-satellite structure is not required, but it can help investors understand what each fund is supposed to accomplish.

How to Compare ETF Expense Ratios

An expense ratio is the percentage of fund assets used each year to cover operating expenses.

Small differences can become meaningful when the investment balance becomes large or the holding period becomes long.

Expense Ratio	Approximate Annual Fund Cost on $100,000
0.03%	$30
0.10%	$100
0.50%	$500
1.00%	$1,000

This comparison shows why fees deserve attention.

But expense ratio should not be the only factor.

A fund charging 0.03% and a fund charging 0.10% may track entirely different markets.

Investors should first determine whether the investment exposure is appropriate, then compare cost among reasonable alternatives.

ETF Trading Costs Go Beyond the Expense Ratio

The SEC notes that ETF investors can also encounter costs that do not appear in the fund's expense ratio.

These can include:

• Brokerage commissions where applicable
• Bid-ask spreads
• Premiums or discounts to net asset value

A highly liquid ETF can often have a relatively narrow bid-ask spread, while less actively traded funds may have wider spreads.

This is one reason ETF selection should not be based exclusively on management fees.

Assets Under Management Do Not Determine Whether an ETF Is Good

Large assets under management can indicate that a fund is widely used, but size alone does not determine investment quality.

A smaller ETF can still be appropriate if it:

• Tracks a useful index
• Has sufficient liquidity
• Maintains reasonable costs
• Fits the portfolio's objective

Likewise, a very large ETF can still be inappropriate for a particular investor.

Look at the ETF's Actual Holdings

Two funds can have different names but hold many of the same companies.

For example, broad U.S. market, S&P 500, technology, and Nasdaq-focused ETFs can all have significant exposure to the same megacap companies.

An investor holding several such funds may believe the portfolio is highly diversified while actually increasing concentration in the same stocks.

Before Adding an ETF, Check:

• Top holdings
• Sector weights
• Geographic exposure
• Market-cap exposure
• Index methodology
• Overlap with funds already owned

FinanceHub USA Analysis: More ETFs Do Not Automatically Mean More Diversification

Consider a hypothetical investor who owns:

• An S&P 500 ETF
• A Nasdaq-100 ETF
• A technology ETF
• An AI ETF

The investor owns four different funds.

But all four could contain substantial positions in many of the same technology companies.

The portfolio may therefore be considerably more concentrated than the number of ETFs suggests.

A simpler portfolio containing a U.S. total-market fund, an international stock fund, and a broad bond fund could potentially provide exposure to far more distinct securities and economic drivers.

The important measurement is not:

How many ETFs do I own?

A better question is:

What exposure does each ETF add that I do not already have?

Example of a Simple Three-ETF Portfolio

The following is an educational illustration rather than a recommended allocation.

Asset	Illustrative ETF Type	Example Allocation
U.S. stocks	Total U.S. stock-market ETF	60%
International stocks	Total international stock ETF	20%
Bonds	Broad U.S. bond ETF	20%

The percentages are not universal targets.

A younger investor with high risk capacity may choose substantially more stocks. Someone approaching a major financial goal may want substantially more bonds or cash.

A More Growth-Oriented ETF Example

Exposure	Illustrative Allocation
Broad U.S. equities	60%
International equities	20%
Growth-oriented ETF	10%
Bonds	10%

Again, this is only an illustration.

Adding a growth ETF can increase exposure to stocks already represented in the broad-market portion of the portfolio.

Should You Choose VTI or VOO as a Core ETF?

Both are commonly used as core U.S. equity funds, but their coverage differs.

VTI is broader because it includes companies across a wider range of market capitalizations.

VOO focuses on large U.S. companies represented by the S&P 500.

Their long-term performance can be similar during periods when large companies dominate U.S. returns, but the funds are not identical.

An investor generally does not need both solely for diversification because their holdings overlap substantially.

Should You Add an International ETF?

International stocks can reduce dependence on U.S. equity performance.

But international exposure also creates additional currency and political risks.

The appropriate allocation depends on the investor's preference and broader portfolio.

Holding an international fund does not guarantee improved returns in every period.

Should Long-Term Investors Own Bond ETFs?

The answer depends partly on risk tolerance and time horizon.

Stocks historically have offered greater long-term growth potential but can experience severe declines.

Bonds can provide another return source and may reduce overall portfolio volatility.

For investors who cannot tolerate a large stock-market decline, adding bonds can sometimes make the overall strategy easier to maintain.

Be Careful With Thematic ETFs

Thematic ETFs focus on areas such as artificial intelligence, robotics, clean energy, cybersecurity, blockchain, or biotechnology.

The theme may have strong long-term potential while the ETF itself still produces disappointing returns.

Reasons include:

• High valuations
• Concentrated holdings
• Higher expenses
• Changing index composition
• Competition within the industry
• Buying after a theme has already become popular

Technological success does not automatically produce investment success at every valuation.

Leveraged and Inverse ETFs Require Extra Caution

Some ETFs are designed to deliver a multiple of an index's daily return or the opposite of that daily return.

The SEC has warned that these products can behave very differently from what an investor might expect over periods longer than one day.

For long-term investors, leveraged and inverse ETFs should not be confused with ordinary broad-market index funds.

ETF Dividends Are Not Guaranteed Income

Some ETFs distribute dividends received from their underlying holdings.

The amount can change over time.

A dividend ETF should therefore be evaluated based on the quality and structure of its holdings rather than simply its current yield.

Related reading: Top Dividend Stocks for Passive Income in 2026

ETF Taxes Can Affect Long-Term Returns

ETFs held in taxable brokerage accounts can generate tax consequences.

Depending on the investment, these can include:

• Dividend income
• Capital gains when shares are sold
• Fund distributions
• Different treatment for specialized products

ETFs held inside retirement accounts may have different tax treatment.

The tax impact should therefore be considered alongside expense ratios and expected investment returns.

ETF Investing Inside a Roth IRA or Traditional IRA

ETFs can generally be held inside retirement accounts such as IRAs when permitted by the brokerage or account provider.

The ETF itself does not determine whether withdrawals are taxable.

The account structure does.

For more information, see Roth IRA vs Traditional IRA in 2026 .

How to Evaluate an ETF Before Buying

Factor	What to Check
Investment objective	What market or strategy does the ETF actually track?
Expense ratio	How much does the fund charge annually?
Holdings	Which companies or securities dominate the fund?
Diversification	How concentrated is the portfolio?
Liquidity	How actively do shares trade?
Bid-ask spread	What is the trading friction between buyers and sellers?
Tracking	How closely does the fund follow its benchmark?
Overlap	Does it duplicate investments already in the portfolio?
Tax considerations	How does the account and ETF structure affect taxes?

Common ETF Investing Mistakes

1. Buying the ETF with the highest recent return. Past performance does not guarantee future results.
2. Assuming every ETF is diversified. Some funds hold a narrow group of companies or assets.
3. Owning several overlapping ETFs. Multiple funds can still create concentrated exposure.
4. Ignoring expense ratios. Higher ongoing costs reduce the amount left invested.
5. Looking only at expense ratios. The cheapest fund can still provide the wrong exposure.
6. Ignoring bid-ask spreads. Trading costs can matter, particularly in less liquid funds.
7. Using thematic ETFs as an entire portfolio. Narrow themes can be significantly more volatile than broad markets.
8. Confusing leveraged ETFs with ordinary index funds. Daily-reset products can behave differently over longer periods.

FinanceHub USA Framework: Start With Exposure, Then Choose the ETF

A common investing mistake is starting with a ticker symbol.

A better process begins by deciding what exposure the portfolio needs.

Step	Question
1	What financial goal is this money serving?
2	How long can the money remain invested?
3	How much stock, bond, and cash exposure is appropriate?
4	Which markets should be represented?
5	Which ETF provides that exposure efficiently?
6	Does the new ETF overlap heavily with existing holdings?

This process makes the ETF a tool for implementing the portfolio instead of allowing the portfolio to become a collection of unrelated funds.

How Many ETFs Do You Actually Need?

There is no required number.

A single broad ETF can hold hundreds or thousands of securities.

As a result, a three-fund portfolio can potentially be more diversified than a portfolio containing 15 narrowly focused ETFs.

Complexity should have a purpose.

Best ETF for Beginners?

There is no single ETF that is automatically best for every beginner.

A broad-market fund can be easier to understand than a highly concentrated sector or leveraged ETF, but the investor still needs to consider time horizon and risk tolerance.

A person saving for a purchase two years away has very different needs from someone investing for retirement 30 years away.

Best ETF for Long-Term Growth?

No ETF can be identified in advance as the guaranteed best performer over the next decade.

For long-term investors, broad equity ETFs can provide exposure to economic growth and corporate earnings across many companies.

More concentrated growth ETFs can potentially outperform, but they can also experience greater volatility and valuation risk.

The strongest choice depends on the role the ETF is expected to play in the portfolio.

Final Thoughts

ETFs remain useful tools for building diversified investment portfolios in 2026, but the ticker symbol should come after the investment plan, not before it.

VTI can provide broad exposure to the U.S. stock market. VOO focuses on large U.S. companies through the S&P 500. VXUS can add international stocks. BND provides broad U.S. investment-grade bond exposure. A growth-oriented fund such as QQQM can provide more concentrated exposure to large growth companies but introduces additional concentration risk.

None of these funds is automatically the best ETF for every investor.

The more important considerations are:

• Investment objective
• Time horizon
• Asset allocation
• Diversification
• Expense ratio
• Portfolio overlap
• Liquidity
• Taxes
• Ability to tolerate market losses

For many long-term investors, a simple portfolio built around broad, low-cost funds can be easier to understand and maintain than a collection of highly specialized ETFs.

The goal is not to own the ETF that performed best last year. It is to construct a portfolio that can remain aligned with your financial plan for many years.

Continue exploring FinanceHub USA for practical guides covering ETFs, portfolio construction, stocks, retirement planning, dividend investing, and long-term wealth building.

Related reading: How to Build a $100,000 Investment Portfolio

Related reading: Top Dividend Stocks for Passive Income in 2026

Related reading: Stock Market Outlook: What Investors Should Expect

Sources and Further Reading

• Investor.gov — Mutual Funds and Exchange-Traded Funds
• Vanguard — Vanguard S&P 500 ETF
• Vanguard — Vanguard Total Stock Market ETF
• Vanguard — Vanguard Total International Stock ETF
• Vanguard — Vanguard Total Bond Market ETF
• Invesco — Invesco NASDAQ 100 ETF