IonQ

1D
1W
1M
3M
YTD
1Y
5Y
ALL

Trade IonQ 24 hours a day, five days a week on Robinhood.

Robinhood gives you the tools to revolutionize your trading experience. Use the streamlined mobile app, or access advanced charts and execute precise trades on our browser-based platform, Robinhood Legend. Risks and limitations apply.

About IONQ

IonQ, Inc. develops and manufactures quantum computers. The firm specializes in quantum computing and quantum information processing. 

CEO
Niccolo M. de Masi
CEONiccolo M. de Masi
Employees
1,132
Employees1,132
Headquarters
College Park, Maryland
HeadquartersCollege Park, Maryland
Founded
2015
Founded2015
Employees
1,132
Employees1,132

IONQ Key Statistics

Market cap
21.10B
Market cap21.10B
Price-Earnings ratio
-330.32
Price-Earnings ratio-330.32
Dividend yield
Dividend yield
Average volume
25.67M
Average volume25.67M
High today
$56.93
High today$56.93
Low today
$52.92
Low today$52.92
Open price
$55.75
Open price$55.75
Volume
20.36M
Volume20.36M
52 Week high
$84.64
52 Week high$84.64
52 Week low
$25.89
52 Week low$25.89

Stock Snapshot

IonQ(IONQ) stock is priced at $56.00, giving the company a market capitalization of 21.1B. It carries a P/E multiple of -330.32.

As of 2026-06-19, IonQ(IONQ) stock has fluctuated between $52.92 and $56.93. The current price stands at $56.00, placing the stock +5.8% above today's low and -1.6% off the high.

The IonQ(IONQ)'s current trading volume is 20.36M, compared to an average daily volume of 25.67M.

In the last year, IonQ(IONQ) shares hit a 52-week high of $84.64 and a 52-week low of $25.89.

In the last year, IonQ(IONQ) shares hit a 52-week high of $84.64 and a 52-week low of $25.89.

IONQ News

Nasdaq 16h
Better Quantum Computing Stock to Buy: IonQ vs. Rigetti

Key Points IonQ's technology is slow, but accurate. Rigetti has a long way to go before catching up to IonQ's revenue. 10 stocks we like better than IonQ ›...

Better Quantum Computing Stock to Buy: IonQ vs. Rigetti
Simply Wall St 1d
IonQ Launches Clavis XG Multiplex For Quantum Security On Fiber Networks

IonQ (NYSE:IONQ) has announced Clavis XG Multiplex, a new product for quantum key distribution on metropolitan fiber networks. The solution is designed to prov...

IonQ Launches Clavis XG Multiplex For Quantum Security On Fiber Networks
Nasdaq 1d
Xanadu Quantum vs. IonQ: The Better Quantum Computing Stock Buy for 2026

Key Points Xanadu is a newcomer to Wall Street, while IonQ has been public since 2021. Xanadu uses light particles, called photons, to power its quantum compu...

Xanadu Quantum vs. IonQ: The Better Quantum Computing Stock Buy for 2026

Analyst ratings

77%

of 13 ratings
Buy
76.9%
Hold
15.4%
Sell
7.7%

More IONQ News

Nasdaq 3d
Buy, Sell, or Hold: Where 5 of Wall Street's Hottest Stocks Stand Right Now

Key Points Nvidia, ServiceNow, and Figma look ripe for buying, each for different reasons. IonQ's valuation is far too ahead of its business. Meanwhile, inve...

Buy, Sell, or Hold: Where 5 of Wall Street's Hottest Stocks Stand Right Now
24/7 Wall St. 3d
IonQ, Rigetti, D-Wave, and Quantum Computing Inc. All Fall 5% to 7% as the Quantum Rally Reverses

IonQ, Rigetti, D-Wave, and Quantum Computing Inc. All Fall 5% to 7% as the Quantum Rally Reverses By David Moadel Published Jun 16, 2:30PM EDT Quick Read IONQ...

IonQ, Rigetti, D-Wave, and Quantum Computing Inc. All Fall 5% to 7% as the Quantum Rally Reverses
TipRanks 3d
Why IonQ Insiders Sold Shares, and What It Means for IONQ Stock

IonQ, Inc. (IONQ), a quantum computing company focused on trapped-ion systems and commercial quantum applications, saw a cluster of insider filings hit the SEC...

Nasdaq 3d
Quantinuum's IPO Is Putting Pressure on IonQ, Rigetti Computing, and D-Wave Quantum. Here's Which Quantum Computing Stock Survives the Reset.

Key Points Quantinuum's IPO has raised the bar for pure plays in the space, exposing the weaknesses in its under-commercialized quantum computing competitors....

Quantinuum's IPO Is Putting Pressure on IonQ, Rigetti Computing, and D-Wave Quantum. Here's Which Quantum Computing Stock Survives the Reset.
Nasdaq 4d
Why IonQ Computing Stock Just Popped

Key Points Mizuho analyst Vijay Rakesh raised his price target on D-Wave Quantum stock today. The analyst said nothing about IonQ. In fact, he cut his price...

Why IonQ Computing Stock Just Popped
24/7 Wall St. 4d
Quantum Computing and D-Wave Quantum Jump 12%, Rigetti Climbs 9%, IonQ Gains 6% Amid Risk-On Optimism

Quantum Computing and D-Wave Quantum Jump 12%, Rigetti Climbs 9%, IonQ Gains 6% Amid Risk-On Optimism By David Moadel Published Jun 15, 11:26AM EDT Quick Read...

Quantum Computing and D-Wave Quantum Jump 12%, Rigetti Climbs 9%, IonQ Gains 6% Amid Risk-On Optimism
Benzinga 4d
IonQ Stock Is Surging Monday: What's Driving The Move?

IonQ stock is taking a breather. What’s ahead for IONQ stock? What Is Driving IonQ’s Stock Movement? The latest bout of volatility traces back to a public excha...

IonQ Stock Is Surging Monday: What's Driving The Move?

People also own

Based on the portfolios of people who own IONQ. This list is generated using Robinhood data, and it’s not a recommendation.

Similar Marketcap

This list is generated by looking at the six larger and six smaller companies by market cap in relation to this company.

Popular Stocks

This list is generated by looking at the top 100 stocks and ETFs most commonly held by Robinhood customers and showing a random subset

Newly Listed

This list is generated by showing companies that recently went public.

All investments involve risks, including the loss of principal. Securities trading offered through Robinhood Financial LLC, Member SIPC and a registered broker-dealer. Options are risky and aren’t suitable for all investors. To learn more about risks, read the Options Disclosure Document.