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      • Calculate Your SS Benefits
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      • How Much Do I Need to Retire?
      • When To Retire
      • 401(k) Plans
      • 403(b) Plans
      • Roth IRA Plans
      • IRA Plans
      • HSA Plans
      Retired: What Now?
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      • Best & Worst States to Retire
      • Average Retirement Savings
      • Moving for Retirement
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      • Understanding Taxes in Retirement
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Top 10 Stocks
Arrow-Thin-Down
S&P 500
6,664.01
+0.5%
+$34.94
Arrow-Thin-Down
DJI
46,190.61
+0.5%
+$238.37
Arrow-Thin-Down
NASDAQ
22,679.97
+0.5%
+$117.44
Arrow-Thin-Down
Bitcoin
107,050.00
+0.5%
+526.48
Arrow-Thin-Down
AAPL
$252.51
+2.0%
+$5.06
Arrow-Thin-Down
AMZN
$213.16
-0.6%
-$1.31
Arrow-Thin-Down
GOOG
$254.06
+0.9%
+$2.18
Arrow-Thin-Down
META
$717.93
+0.8%
+$5.86
Arrow-Thin-Down
MSFT
$514.18
+0.5%
+$2.57
Arrow-Thin-Down
NVDA
$183.38
+0.9%
+$1.57
Arrow-Thin-Down
TSLA
$439.83
+2.6%
+$11.08
Daily Stock Gainers Daily Stock Losers Most Active Stocks
Daily Stock Gainers Daily Stock Losers Most Active Stocks
IonQ Stock Quote

IonQ (NYSE: IONQ)

$63.02
Arrow-Thin-Down
(-3.9%)
-$2.57
Price as of October 17, 2025, 3:58 p.m. ET

IonQ Return vs. S&P

1 Year 5 Year 5 Year Annualized Since IPO
IONQ +403.52% +483%
S&P +14.08% +91.29% +13.83% +80%

IonQ Company Info

IonQ, Inc. develops and manufactures quantum computers. The firm specializes in quantum computing and quantum information processing. The company was founded by Christopher Monroe and Jung Sang Kim in 2015 and is headquartered in College Park, MD.

News & Analysis

The Fool has written over 300 articles on IonQ.
Featured Article

IonQ: Is It Too Late to Buy After Its 1,200% Gain?

Investors have identified IonQ as a potential winner of the quantum computing boom.

Adria Cimino  |  Oct 18, 2025
Featured Article

3 Top Quantum Computing Stocks to Buy in 2025

These companies are making significant strides in their respective areas of the quantum computing market.

Robert Izquierdo  |  Oct 17, 2025

IonQ, Rigetti Computing, D-Wave Quantum, and Quantum Computing, Inc. Have Served Up an $875 Million Warning to Wall Street

Sean Williams  |  Oct 17, 2025

The stock market's leading quantum computing pure-plays are giving investors a clear reason to be cautious.

2 Tech Stocks That Could Go Parabolic

Geoffrey Seiler  |  Oct 16, 2025

IonQ and Applied Digital both have big potential upside.

Want to Invest in Quantum Computing? 5 Stocks That Are Great Buys Right Now

Keithen Drury  |  Oct 16, 2025

Quantum computing is quickly becoming the hottest sector in the market.

Big Banks Are Leaning Into Quantum Computing Stocks -- Should Investors Follow?

Anders Bylund  |  Oct 16, 2025

Curious whether the buzzy field of quantum computing finally deserves a spot in your portfolio? Here's what the new money signals for investors -- and how to size your bets.

Think It's Too Late to Buy IonQ? Here's the 1 Reason Why There's Still Time

Lyle Daly  |  Oct 15, 2025

With quantum computing in the early stages, you still have time to invest in one of the industry's top companies.

Beyond the Hype: 4 Monumental Risks to Quantum Computing Pure-Plays IonQ, Rigetti Computing, and D-Wave Quantum

Sean Williams  |  Oct 15, 2025

Undeniable risk factors threaten to upend the parabolic rally in Wall Street's hottest quantum computing stocks.

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