IonQ, Inc. (IONQ) stock price, news and key stats

Price

Last trade as of Sep 16, 2026. Delayed data; not a live quote.

Previous close

$37.05

Open

$37.01

Day range

$36.08 – $37.64

Volume

465K

52-week range

$25.89 – $84.64

Market cap

$14.9B

Forward P/E

-28.2

Beta

3.29

Avg. volume

20.5M

Analyst target

$69.25

Next earnings

Nov 4, 2026

About IonQ, Inc.

From the company's latest annual report (Form 10-K).

Latest IONQ news

• IonQ’s CEO Says ‘Q-Day’ Hits in 2028. The Stock Says Investors Stopped Listening
  Yahoo Finance · Sep 10, 2026

  IonQ's CEO recently announced that "Q-Day," the anticipated moment when quantum computers could potentially break current encryption standards, is projected to occur in 2028. This revelation was made during the company's investor day, where he emphasized the urgency for corporate research programs to prepare for the impending shift in cybersecurity. Despite the significance of this announcement, IonQ's stock price declined, suggesting that investors may be skeptical about the company's ability to capitalize on its technology or the broader implications of quantum computing. The market's reaction raises questions about investor confidence in IonQ's future prospects, particularly as the company is currently the sole provider of its quantum computing product. While the CEO's timeline aligns with growing concerns over encryption vulnerabilities, the stock's performance indicates a disconnect between the potential of quantum technology and investor sentiment. Analysts suggest that until IonQ can demonstrate tangible advancements or partnerships that translate its technology into marketable solutions, skepticism may persist, impacting its stock valuation. As the countdown to 2028 begins, the implications for the broader market are significant. Companies across various sectors, especially those relying on encryption for security, may need to accelerate their adoption of quantum-resistant technologies. However, IonQ's struggle to maintain investor interest highlights the challenges facing quantum computing firms in translating theoretical advancements into commercial success.

• Quantum Computing Stocks: IonQ Hosts Investor Day With SkyWater Deal In Focus
  Yahoo Finance · Sep 8, 2026

  IonQ Inc. experienced a notable surge in its stock price, rising over 6% in premarket trading on Tuesday following the company's investor day announcement. The quantum computing firm raised its full-year 2026 revenue guidance to $460 million, buoyed by its recent acquisition of SkyWater Technologies. This strategic move is expected to enhance IonQ's capabilities in the quantum computing sector, which has faced challenges in recent years. In addition to the optimistic revenue forecast, IonQ secured an $8.18 million quantum security deal with Congruity360, further solidifying its position in the market. The combination of these developments has the potential to invigorate investor interest in quantum computing stocks, which have struggled to gain traction in 2026. As IonQ continues to expand its offerings and improve its financial outlook, it may pave the way for a broader recovery in the quantum computing sector, attracting both institutional and retail investors looking for growth opportunities in emerging technologies.

• IonQ vs. Rigetti Computing: Which Pure-Play Quantum Pioneer Has the Stronger Technology Advantage?
  Yahoo Finance · Sep 5, 2026

  IonQ and Rigetti Computing are at the forefront of the quantum computing revolution, each employing distinct methodologies to harness the power of quantum mechanics. IonQ, listed on the NYSE under the ticker IONQ, focuses on trapped-ion technology, which has shown promise in achieving high fidelity and scalability. In contrast, Rigetti, trading on NASDAQ as RGTI, utilizes superconducting qubits, a method that has gained traction in the industry due to its compatibility with existing semiconductor technologies. As the quantum computing sector matures, the competition between these two companies intensifies, with implications for investors and the broader market. Analysts are closely watching their technological advancements and partnerships, as these factors will likely determine their market positions in the coming years. IonQ's recent collaborations with major tech firms and its emphasis on cloud-based quantum computing could give it an edge in accessibility and user adoption. Meanwhile, Rigetti's focus on integrating quantum capabilities with classical computing systems may appeal to enterprises seeking hybrid solutions. Investors are advised to consider not only the technological strengths of each company but also their strategic direction and market positioning. As the quantum computing landscape evolves, the potential for substantial economic impact remains, with estimates suggesting it could generate trillions in value over the next decade. The decision between IonQ and Rigetti may ultimately hinge on which company can more effectively translate its technological advantages into commercial success.

• Why Are Nasdaq Futures Falling Premarket? SPCX, SNDK, SOUN, IONQ, FIG Stocks Are In Focus
  Futures Trading · Aug 6, 2026

  Nasdaq futures are experiencing a decline in premarket trading, reflecting a broader market sentiment shift as investors reassess their positions ahead of key economic indicators and earnings reports. The mixed performance of futures comes amid a notable selloff in technology stocks, particularly following disappointing earnings from Samsung, which has raised concerns about the sector's growth trajectory. This cautious sentiment is echoed on Stocktwits, where retail traders have shifted their outlook on major ETFs like the SPDR S&P 500 (SPY) and Invesco QQQ Trust (QQQ) to 'extremely bearish.' Among the stocks drawing attention are SanDisk (SNDK), which has continued its downward trend after a significant 11% drop on Monday, along with SPCX, SOUN, IONQ, and FIG, all of which are under scrutiny as the market braces for the upcoming release of the Federal Reserve's minutes and the start of the earnings season. The volatility in Nasdaq futures could signal a broader reassessment of tech valuations, particularly as investors weigh the implications of potential interest rate changes and economic data, including jobless claims due out soon. The decline in Nasdaq futures, coupled with bearish retail sentiment, may indicate a cautious approach from investors as they navigate a landscape marked by uncertainty. As earnings reports begin to roll in, particularly from tech companies, market participants will be closely monitoring how these results align with current economic conditions and investor expectations.

• Dow, S&P 500, Nasdaq Futures Climb As Markets Gear Up For Another Key Earnings Week: USO, PLTR, CRML, IONQ Stocks In Focus
  Futures Trading · Aug 3, 2026

  U.S. stock futures are showing positive momentum as investors prepare for a critical earnings week, with the Dow Jones Industrial Average, S&P 500, and Nasdaq all climbing in premarket trading. This uptick comes as major companies, including USO, Palantir Technologies (PLTR), Crinetics Pharmaceuticals (CRML), and IonQ, are set to report their quarterly results, which could significantly influence market sentiment and stock valuations. The upcoming earnings reports are particularly crucial as they will provide insights into corporate health amid ongoing economic uncertainties. Analysts are closely watching how these companies navigate challenges such as inflation, supply chain disruptions, and changing consumer behaviors. The performance of tech stocks, which have been volatile this year, will be under scrutiny, especially given their substantial weight in major indices. As retail traders remain active, with a focus on high-profile names like Apple, Microsoft, Amazon, Meta, and Tesla, the market's reaction to earnings could lead to increased volatility. Investors are advised to remain cautious, as the earnings season often brings both opportunities and risks, particularly for those trading on margin or utilizing leveraged products. Overall, the market's direction in the coming days will hinge on the results and guidance provided by these key players.

• IonQ Tumbles 8%, D-Wave, Rigetti, Quantum Computing Drop 6% as Risk-Off Ripple Effects Hit Speculative Quantum Stocks
  Risk & Volatility · Jul 13, 2026

  Shares of IonQ (NYSE: IONQ) fell by 8% on Friday, trading at approximately $52.50, as broader market concerns triggered a sell-off in speculative quantum computing stocks. D-Wave Quantum Inc. (NYSE: QBTS) and Rigetti Computing (NYSE: RGTI) also experienced significant declines, each down 6%. This downturn comes amidst rising tensions in the Strait of Hormuz and an increase in oil prices, which have led to a general risk-off sentiment among investors. The quantum computing sector, often characterized by high volatility and speculative trading, is particularly sensitive to macroeconomic factors. The simultaneous drop in these stocks suggests that investors are reevaluating their risk exposure in light of geopolitical uncertainties and inflationary pressures. The market's reaction is indicative of a broader trend where speculative assets are being sold off as investors seek safer havens. As the sector grapples with these challenges, the timing coincides with Nvidia's Quantum Day event, which aims to showcase advancements in quantum technology. However, the negative market sentiment may overshadow potential positive developments, raising questions about the future trajectory of these companies in a rapidly evolving technological landscape. Investors will be closely monitoring how these firms navigate the current environment and whether they can regain momentum in the face of external pressures.

• IonQ vs. Quantum Computing Inc.: Which Quantum Computing Stock Is a Better Buy in 2026?
  Yahoo Finance · Jul 3, 2026

  As the quantum computing sector continues to evolve, investors are closely examining two prominent players: IonQ and Quantum Computing Inc. (QCI). IonQ, a leader in trapped ion quantum computing, has gained significant attention for its robust technology and partnerships with major corporations, including Google and Microsoft. With a market capitalization of approximately $2 billion, IonQ has positioned itself as a frontrunner in the race to commercialize quantum computing, boasting a strong pipeline of applications across various industries. On the other hand, Quantum Computing Inc. focuses on software solutions and quantum algorithms, aiming to make quantum computing accessible to a broader audience. With a market cap of around $200 million, QCI's strategy emphasizes the development of practical applications that can be integrated into existing systems. While QCI's niche approach may appeal to investors looking for innovative software solutions, its smaller market presence raises concerns about scalability and competition against larger firms like IonQ. Market analysts suggest that IonQ's established technology and strategic partnerships may provide a competitive edge, potentially leading to greater revenue growth and investor confidence. However, QCI's focus on software could attract investors interested in the long-term potential of quantum applications. As the quantum computing landscape matures, both companies present unique investment opportunities, but IonQ's current momentum and market position may make it the more attractive option for investors looking to capitalize on the sector's growth by 2026.

• Is IonQ, Inc. (IONQ) A Good Stock To Buy Now?
  Yahoo Finance · Jun 8, 2026

  IonQ, Inc. (IONQ), a leader in quantum computing technology, has garnered attention as investors weigh its potential in a rapidly evolving tech landscape. With its recent advancements in quantum hardware and software, IonQ is positioning itself to capitalize on the growing demand for quantum solutions across various industries, including finance, pharmaceuticals, and logistics. The company’s strategic partnerships and collaborations with major tech firms further bolster its credibility and market presence. Despite its promising technology, IonQ's stock performance has been volatile, reflecting broader market trends and investor sentiment towards high-growth tech stocks. Analysts suggest that while IonQ has significant long-term potential, investors should remain cautious due to the inherent risks associated with emerging technologies and the company's current financial metrics, which include ongoing losses. As the quantum computing sector matures, IonQ's ability to scale its operations and achieve profitability will be critical in determining its attractiveness as a long-term investment. Market analysts are divided on IonQ's stock, with some recommending it as a speculative buy given its innovative edge, while others advise caution due to the uncertain timeline for widespread adoption of quantum computing. Investors should closely monitor the company's quarterly earnings reports and industry developments to make informed decisions regarding IonQ's stock in the context of their overall investment strategy.

• Why Quantum Computing Stock Skyrocketed This Week
  Yahoo Finance · May 17, 2026

  Shares of Quantum Computing companies have experienced significant gains this week, with IonQ and D-Wave Quantum both surging over 50%, while Quantum Computing and Rigetti Computing saw increases of more than 30%. This rally follows a positive first-quarter report that has reignited investor enthusiasm, despite the general consensus among analysts that profitability for these companies is unlikely before 2029. The momentum in the quantum computing sector appears to be driven by recent announcements from key players in the industry, which have sparked renewed interest among investors. While the long-term outlook remains cautious, the current surge highlights the speculative nature of these stocks, often driven by market sentiment rather than fundamental performance. As investors continue to seek out high-growth opportunities, the volatility in this sector could present both risks and rewards. Despite the excitement, analysts from The Motley Fool Stock Advisor have not included Quantum Computing in their list of top stock picks, indicating a divergence between market enthusiasm and cautious investment strategies. As the sector evolves, investors will need to weigh the potential for innovation against the realities of a long path to profitability.

• SA Asks: What are the most attractive quantum computing stocks?
  Seeking Alpha · May 9, 2026

  Seeking Alpha’s recent query about the most attractive quantum‑computing stocks highlights a growing investor interest in a technology that promises to reshape industries from cryptography to drug discovery. While the field remains in its infancy, several publicly traded companies have established credible research programs, secured patents, and begun offering quantum services to enterprises, making them potential candidates for a long‑term play. Among the most visible names are IBM, Alphabet (Google), Microsoft, and Honeywell, each of which has integrated quantum computing into broader technology portfolios and generated revenue through cloud‑based quantum services. Smaller, more focused firms such as IonQ, Rigetti Computing, and D‑Wave Systems have attracted attention for their hardware innovations and partnerships with major cloud providers. Companies with strong semiconductor capabilities—Intel, TSMC, and Applied Materials—also play a critical role in the supply chain, while newer entrants like Xanadu and Quantum Machines are expanding the software and control‑system segments. Investors often look for a combination of robust R&D pipelines, strategic collaborations, and early commercial traction when assessing these stocks. From a market perspective, quantum computing remains a high‑risk, high‑reward sector. Valuations can be inflated by speculative expectations, and the technology’s commercial viability is still uncertain. However, the projected market size—estimated to reach several hundred billion dollars by the 2030s—offers a compelling long‑term narrative. Diversification through quantum‑focused ETFs such as the Global X Quantum ETF (QUBT) can provide exposure while mitigating concentration risk. Ultimately, investors should weigh each company’s fundamentals, patent portfolio, and partnership ecosystem against the broader uncertainties inherent in a nascent technology.

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