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
19.39B
Market cap19.39B
Price-Earnings ratio
-303.45
Price-Earnings ratio-303.45
Dividend yield
Dividend yield
Average volume
37.81M
Average volume37.81M
High today
$55.43
High today$55.43
Low today
$51.29
Low today$51.29
Open price
$54.65
Open price$54.65
Volume
27.27M
Volume27.27M
52 Week high
$84.64
52 Week high$84.64
52 Week low
$25.89
52 Week low$25.89

Stock Snapshot

With a market cap of 19.39B, IonQ(IONQ) trades at $51.33. The stock has a price-to-earnings ratio of -303.45.

On 2026-05-17, IonQ(IONQ) stock moved within a range of $51.29 to $55.43. With shares now at $51.33, the stock is trading +0.1% above its intraday low and -7.4% below the session's peak.

Trading volume for IonQ(IONQ) stock has reached 27.27M, versus its average volume of 37.81M.

The stock's 52-week range extends from a low of $25.89 to a high of $84.64.

The stock's 52-week range extends from a low of $25.89 to a high of $84.64.

IONQ News

Nasdaq 9h
Meet the Quantum Computing Stock That Could Crush IonQ in 2026

Key Points New quantum startup Infleqtion uses atoms for its quantum components, just like IonQ. Infleqtion's quantum computing accuracy is much lower than be...

Meet the Quantum Computing Stock That Could Crush IonQ in 2026
TipRanks 15h
IonQ Stock Slides as Quantum Ambitions Collide With Hype - TipRanks

...

IonQ Stock Slides as Quantum Ambitions Collide With Hype - TipRanks
Nasdaq 17h
This Quantum Computing Company Has Every Big Tech Firm Quietly Paying Attention

Key Points IonQ's accuracy edge in quantum computing is likely to put it on the radar of other big tech companies. The company is also working to have influen...

This Quantum Computing Company Has Every Big Tech Firm Quietly Paying Attention

Analyst ratings

79%

of 14 ratings
Buy
78.6%
Hold
21.4%
Sell
0%

More IONQ News

The Motley Fool 1d
This Genius Quantum Computing Stock Just Grew Its Revenue at a 755% Rate

One of my favorite investments in the quantum computing space is IonQ (IONQ 8.76%), and in its first-quarter report, it just revealed incredible top-line growth...

This Genius Quantum Computing Stock Just Grew Its Revenue at a 755% Rate
24/7 Wall St. 2d
Quantum Computing Stock Shock: IonQ, Rigetti, D-Wave, and Quantum Computing Inc. Fall 6% to 9%

Quantum Computing Stock Shock: IonQ, Rigetti, D-Wave, and Quantum Computing Inc. Fall 6% to 9% By David Moadel Published May 15, 1:52PM EDT Quick Read IonQ (I...

Quantum Computing Stock Shock: IonQ, Rigetti, D-Wave, and Quantum Computing Inc. Fall 6% to 9%
Nasdaq 2d
Rigetti Computing vs. IonQ: Which Quantum Computing Stock Has Better Revenue Momentum?

Key Points Rigetti and IonQ are both early movers in the quantum market. But IonQ’s forward-thinking strategies could make it a better buy. 10 stocks we like...

Rigetti Computing vs. IonQ: Which Quantum Computing Stock Has Better Revenue Momentum?
Barron's 2d
IonQ and 5 More Stocks to Play Quantum Fever

This copy is for your personal, non-commercial use only. Distribution and use of this material are governed by our Subscriber Agreement and by copyright law. Fo...

IonQ and 5 More Stocks to Play Quantum Fever
Simply Wall St 2d
IonQ Valuation Check After Record Q1 Revenue And Raised Full Year Guidance

IonQ (IONQ) has shot into the spotlight after reporting record first quarter revenue of US$64.67 million, sharply higher than a year earlier, and lifting its fu...

IonQ Valuation Check After Record Q1 Revenue And Raised Full Year Guidance
TipRanks 3d
IONQ Stock Slips Despite New Quantum Lab, but Analysts See 16% Upside

IonQ Inc. (IONQ), a quantum tech firm that builds trapped-ion quantum computers, has opened a new R&D and chip-testing site in Boulder, Colorado. The new 22,000...

Simply Wall St 3d
IonQ Sustainability Partnership Highlights Urban Planning Use Case And Valuation Tension

IonQ (NYSE:IONQ) has been selected to provide quantum computing systems for the three year Harmonious Urban Growth sustainability partnership. The project, run...

IonQ Sustainability Partnership Highlights Urban Planning Use Case And Valuation Tension

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.