Is it better to invest in mid-cap or small-cap?

It all depends on your risk tolerance. Mid-cap stocks are generally less volatile than small-cap stocks, but the possibility for big gains is often greater with smaller companies.

Is there a mid-cap ETF?

Yes, the Vanguard Mid-Cap ETF and the iShares S&P Mid-Cap 400 Growth ETF are two low-cost mid-cap funds.

Should I invest in mid-cap stocks?

A diversified portfolio may include mid-cap stocks, depending on your goals and risk tolerance. In general, mid-caps can be a nice way to balance stable large-cap stocks with more volatile small-caps.

Do mid-cap stocks do well in a recession?

Mid caps generally do better than small caps, but not as well as large caps during a recession. Of course, their performance depends heavily on their sector; a mid-cap consumer staples stock, for example, is likely to do better than a large-cap industrials stock.

What is the average return on a mid-cap stock?

According to Morningstar, mid caps have recorded an 11% annualized return since the 1991 launch of the Russell Midcap index -- better than small caps (9.05%) or large caps (10.4%).

Who should invest in mid caps?

Mid-cap stocks are an ideal tool for diversifying a portfolio that's heavily weighted to small- and large-cap stocks. They're also a nice balance for investors with a moderate risk tolerance level.

Which sectors typically have strong mid-cap stocks?

The technology, healthcare, and consumer discretionary stocks are among the strongest performers in the mid-cap space.

Best Mid-Cap Stocks to Invest in 2026

Investing in Mid-Cap Stocks

By Frank Bass – Updated Feb 28, 2026 at 8:42 PM EST | Fact-checked by Robin Hartill, CFP

Key Points

Mid-cap stocks, valued between $2 billion and $10 billion, offer a balance of growth and stability.
Adding mid-cap stocks to a portfolio can diversify holdings and reduce risk.
Investors should assess mid-cap stocks for consistent profit and sales growth before investing.

While many investors get excited about owning shares in small, fast-growing companies, others prefer the stocks of established household names that provide a sense of stability and security. However, even the most successful investors tend to overlook a significant portion of the stock market: mid-cap stocks.

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Four piggy banks in ascending order by size. — Image source: Getty Images.

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Like Goldilocks' chair, medium-cap stocks are the not-too-big, not-too-small companies that are "just right" for investors who want a combination of growth and profitability. If your portfolio already holds a lot of small-cap or large-cap companies (or both), adding some mid-cap stocks can help you diversify your portfolio.

Here's a closer look at mid-cap stocks, including how to choose the best ones and how to decide if mid-cap stocks are right for you.

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Category	Market Capitalization
Micro-cap companies	Less than $300 million
Small-cap companies	$300 million to $2 billion
Mid-cap companies	$2 billion to $10 billion
Large-cap companies	$10 billion to $200 billion
Mega-cap companies	More than $200 billion

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Mid-cap companies include fast-growing, young companies that have outgrown their small-cap origins, as well as mature companies operating in stable and profitable corners of the market. The COVID-19 pandemic made technology more important than ever and helped make some previously small businesses into much larger ones.

While small-cap stocks are often fast-growing but volatile, and large-cap stocks tend to be relatively slow-growing but stable, the best mid-cap stocks are often somewhere in between. Mid-cap companies are both less volatile than fast-growing small caps and have more growth potential than mammoth large-cap companies.

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Ticker Information Table
Name and ticker	Market cap	Dividend yield	Industry
Ambarella (NASDAQ:AMBA)	$3.6 billion	0.00%	Semiconductors and Semiconductor Equipment
CRISPR Therapeutics (NASDAQ:CRSP)	$4.7 billion	0.00%	Biotechnology
Iridium Communications (NASDAQ:IRDM)	$4.4 billion	1.42%	Diversified Telecommunication Services

Data as of May 18, 2026. Showing 3 of 3 tickers.

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1. Ambarella

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NASDAQ: AMBA

Ambarella

Today's Change

(-2.73%) $-2.21

Current Price

$78.94

Key Data Points

Market Cap

$3.6B

Day's Range

$77.90 - $82.50

52wk Range

$48.30 - $96.69

Volume

755K

Avg Vol

877K

Gross Margin

58.16%

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Ambarella (AMBA -2.73%) is a relatively small company in a market segment -- semiconductors, or computer chips -- that is dominated by giants. Ambarella isn't a chipmaker itself; rather, it designs components that then get manufactured by its chip fabrication partners.

Specifically, Ambarella focuses on computer vision (CV) semiconductors, which use artificial intelligence (AI) to help a computer system "see," or recognize what's in a field of vision, and make decisions based on that information. Applications include security cameras and autonomous vehicles, with the latter expected to be a huge growth market in the next couple of decades.

In the "past performance is no guarantee of future results" category, Ambarella stock leapt 52% between June and September 2025 -- three times faster than AI giant Nvidia (NVDA -1.38%) -- but gave up its gains late in the year and into early 2026.

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2. CRISPR Therapeutics

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NASDAQ: CRSP

CRISPR Therapeutics

Today's Change

(0.25%) $0.12

Current Price

$48.53

Key Data Points

Market Cap

$4.7B

Day's Range

$48.08 - $50.06

52wk Range

$35.38 - $78.48

Volume

58K

Avg Vol

1.9M

Gross Margin

-528340.24%

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CRISPR Therapeutics (CRSP +0.25%) is a biotechnology company co-founded by a Nobel Prize-winning chemist who helped develop the gene-editing technology known as clustered regularly interspaced short palindromic repeats, or CRISPR.

Biotech stocks are notoriously volatile, but CRISPR Therapeutics is considered among the best in class, largely due to its winning the first Food and Drug Administration approval of its Casgevy gene editing therapy for sickle cell anemia. It's partnered with Vertex Pharmaceuticals (VRTX -0.09%), which expects growth that should easily top Casgevy's 2025 total revenue of $116 million. So while CRISPR posted disappointing revenue figures in the fourth quarter of 2025, its shares have held more or less steady, based on investor confidence in its future prospects.

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3. Iridium Communications

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NASDAQ: IRDM

Iridium Communications

Today's Change

(4.30%) $1.79

Current Price

$43.41

Key Data Points

Market Cap

$4.4B

Day's Range

$41.12 - $44.86

52wk Range

$15.64 - $44.86

Volume

105K

Avg Vol

2.3M

Gross Margin

47.33%

Dividend Yield

1.42%

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Originally designed as a global telecommunications network, Iridium Communications (IRDM +4.30%) was launched in 1998 -- and went bankrupt by 1999. It's more than rebounded since then, though.

The company's fortunes are tied to Elon Musk's privately held, trillion-dollar SpaceX venture, which it used to launch 75 next-generation satellites into low Earth orbit between 2017 and 2019.

Although Iridium stock slumped badly in late 2025, it rebounded quickly in January 2026, announcing successful tests of its low-earth NTN Direct service that could prove vital to the global growth of Internet of Things (IoT) devices ranging from surveillance drones to autonomous vehicles. The company followed up the successful tests by announcing fourth-quarter 2025 earnings that surpassed estimates.

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NYSEMKT: VO

Vanguard Mid-Cap ETF

Today's Change

(0.16%) $0.12

Current Price

$76.65

Key Data Points

Day's Range

$76.17 - $76.94

52wk Range

$66.07 - $78.39

Volume

2.6M

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The Vanguard Mid-Cap ETF (VO +0.12%) tracks the performance of the CRSP US Mid Cap index. This fund holds both growth- and value-oriented companies and contains almost 300 stocks. It pays a small dividend and is affordable, with an expense ratio -- the fund's annual management fee -- of just 0.04%.

2. iShares S&P Mid-Cap 400 Growth ETF

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NYSEMKT: IJK

iShares Trust - iShares S&P Mid-Cap 400 Growth ETF

Today's Change

(-0.68%) $-0.75

Current Price

$109.58

Key Data Points

Day's Range

$109.07 - $110.84

52wk Range

$86.20 - $114.70

Volume

281K

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The iShares S&P Mid-Cap 400 Growth ETF (IJK -0.68%) invests specifically in mid-cap growth stocks. The ETF holds a basket of U.S. stocks (about 250) with particularly high growth potential but also relatively volatile share prices. This ETF is an inexpensive option, with an expense ratio of just 0.17% annually.

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FAQ: Investing in Mid-Cap Stocks

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About the Author

Frank Bass is a contributing Motley Fool stock market analyst and editor covering energy, healthcare, consumer, and financial sectors. Frank has decades of experience in financial journalism, holding reporting and editing roles at The Wall Street Journal, The Associated Press, and Bloomberg. He also currently edits research on the global energy transition. He holds a bachelor’s degree in journalism from Texas Tech University and is a graduate student at the University of Alaska Fairbanks. Fun Facts: Frank has hiked The Long Trail in Vermont from end to end, and currently lives in a semi-dry cabin in Interior Alaska.

TMFEditFool

Randi Zuckerberg, a former director of market development and spokeswoman for Facebook and sister to Meta Platforms CEO Mark Zuckerberg, is a member of The Motley Fool's board of directors. The Motley Fool has positions in and recommends Meta Platforms and Vanguard Index Funds - Vanguard Mid-Cap ETF. The Motley Fool has a disclosure policy.

Investing in Mid-Cap Stocks

Key Points

1. Ambarella

Key Data Points

2. CRISPR Therapeutics

Key Data Points

3. Iridium Communications

Key Data Points

Key Data Points

2. iShares S&P Mid-Cap 400 Growth ETF

Key Data Points

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What are mid-cap stocks?

Investment strategies for mid-cap stocks

Three great mid-cap stocks and funds to buy

1. Ambarella

2. CRISPR Therapeutics

3. Iridium Communications

Mid-cap ETFs

1. Vanguard Mid-Cap ETF

How to evaluate top mid-cap stocks

Benefits and risks of mid-cap stocks

How to invest in mid-cap stocks

Mid-cap vs. large-cap stocks

Related investing topics

Key Data Points

Key Data Points

Key Data Points

Key Data Points

FAQ: Investing in Mid-Cap Stocks

Is it better to invest in mid-cap or small-cap?

Is there a mid-cap ETF?

Should I invest in mid-cap stocks?

Do mid-cap stocks do well in a recession?

What is the average return on a mid-cap stock?

Who should invest in mid caps?

Which sectors typically have strong mid-cap stocks?

FAQ

2. iShares S&P Mid-Cap 400 Growth ETF