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IonQ, Inc.: Q4 FY2025 earnings call

What management said about Q4 FY2025, from the documents filed with the SEC on 25 February 2026: press release. Guidance figures: 3 new. The quarter’s numbers.

Key takeaways

  • Full-year revenue reached $130.0 million: Full-year 2025 revenue was $130.0 million, up 202% from 2024, which management attributed to organic growth and commercial traction. Source
  • Fourth-quarter revenue above implied range: Fourth-quarter revenue was $61.9 million, 55% above the midpoint of the implied range and up 429% year over year. Source
  • Organic growth near 80%: Management said 2025 included nearly 80% year-over-year organic growth and expects 2026 organic growth to be higher still. Source
  • Adjusted EBITDA loss for 2025: Adjusted EBITDA loss was ($186.8) million for 2025 and ($67.4) million for the fourth quarter; stock-based compensation was $312.0 million for the year. Source
  • Warrant gain lifted fourth-quarter net income: Fourth-quarter net income of $753.7 million reflected a $949.6 million gain on change in fair value of warrant liabilities; full-year net loss was $510.4 million. Source
  • Cash and investments of $3.3 billion: Cash, cash equivalents and investments totaled $3.3 billion at December 31, 2025, of which $1.03 billion was cash and cash equivalents. Source
  • SkyWater deal not in these results: The pending SkyWater acquisition, announced January 26, 2026, is not reflected in the financial results in this release. Source
  • Onshore quantum supply chain goal: The CEO said the combination aims to let the entire U.S. quantum industry deliver and scale onshore, using trusted processes. Source

“IonQ has once again significantly outperformed our revenue guidance range, exceeding the midpoint by 55% for the fourth quarter and 20% for the full year”

Niccolo de Masi, Chairman and CEO

Guidance

AreaPeriodFigureAgainst last quarter
Revenue SourceFull year 2026between $225 million and $245 millionNew
Revenue SourceFirst quarter 2026between $48 million and $51 millionNew
Adjusted EBITDA (non-GAAP) SourceFull year 2026between ($330) million and ($310) millionNew

What changed from last quarter

  • New guidance: The release gives 2026 revenue ranges for the full year and first quarter, plus a 2026 Adjusted EBITDA loss range. The prior release gave only a 2025 revenue range. Source
  • New: QuantumBasel agreement expanded; the release gives its value as over $60 million. Source
  • New: Fifth-generation, 100-qubit system sold to KISTI in Korea. Source
  • New: IonQ selected by DARPA for Phase B of the Quantum Benchmarking Initiative. Source

Results and growth drivers

  • Full-year revenue reached $130.0 million: Full-year 2025 revenue was $130.0 million, up 202% from 2024, which management attributed to organic growth and commercial traction. Source
  • Fourth-quarter revenue above implied range: Fourth-quarter revenue was $61.9 million, 55% above the midpoint of the implied range and up 429% year over year. Source
  • Organic growth near 80%: Management said 2025 included nearly 80% year-over-year organic growth and expects 2026 organic growth to be higher still. Source

Customers and revenue mix

  • Commercial customers above 60% of revenue: More than 60% of 2025 revenue came from commercial customers, which management said shows quantum is resonating with the commercial sector. Source
  • International sales above 30%: International sales were more than 30% of 2025 revenue, which management said shows the platform is more global. Source
  • Fifth-generation system sold to KISTI: The release says the system anchors Korea's largest quantum-classical compute platform and supports hybrid AI, HPC and NVIDIA acceleration. Source
  • QuantumBasel agreement expanded above $60 million: The expansion spans four years and four generations of IonQ systems. Source

“our results exceeded our own expectations for both top line and bottom line, as well as consensus estimates.”

Inder Singh, CFO and COO

Costs and profitability measures

  • Operating costs and loss rose sharply: Full-year total operating costs were $763.7 million and loss from operations was $633.7 million, against $275.5 million and $232.5 million in 2024. Source
  • Adjusted EBITDA loss for 2025: Adjusted EBITDA loss was ($186.8) million for 2025 and ($67.4) million for the fourth quarter; stock-based compensation was $312.0 million for the year. Source
  • Warrant gain lifted fourth-quarter net income: Fourth-quarter net income of $753.7 million reflected a $949.6 million gain on change in fair value of warrant liabilities; full-year net loss was $510.4 million. Source
  • Adjusted EPS remained negative: Adjusted EPS was ($0.20) for the fourth quarter, compared with ($0.15) a year earlier, and ($0.60) for the full year, compared with ($0.50) in 2024. Source

Demand, backlog and government reach

  • Backlog and pipeline visibility focus: The CFO said the company continues to focus on building backlog and a targeted view of the pipeline to ensure visibility in financial planning. Source
  • Government buyers as target customers: The CEO said the SkyWater deal helps build a platform that customers, especially government and other mission-driven buyers, can trust and plan around. Source
  • Selected for DARPA Phase B: The release says the selection reflects IonQ's demonstrated quantum capabilities. Source

“We became the first public quantum company in history with more than $100 million in GAAP revenue.”

Niccolo de Masi, Chairman and CEO

Cash, capital and balance sheet

  • Cash and investments of $3.3 billion: Cash, cash equivalents and investments totaled $3.3 billion at December 31, 2025, of which $1.03 billion was cash and cash equivalents. Source
  • Equity and warrant issuance proceeds: Proceeds from common stock and warrant issuance, net of costs, were $3.31 billion in 2025, against none in 2024. Source
  • Operating cash outflow grew: Net cash used in operating activities was $283.2 million in 2025 against $105.7 million in 2024; purchases of property and equipment were $16.4 million. Source
  • Warrant liabilities rose to $2.47 billion: Warrant liabilities were $2.47 billion at December 31, 2025, up from $70.7 million a year earlier. Source
  • Goodwill and intangibles grew: Goodwill rose to $1,963.6 million and intangible assets, net, to $767.4 million, from $9.9 million and $29.5 million a year earlier. Source

Strategy and SkyWater acquisition

  • SkyWater deal not in these results: The pending SkyWater acquisition, announced January 26, 2026, is not reflected in the financial results in this release. Source
  • Onshore quantum supply chain goal: The CEO said the combination aims to let the entire U.S. quantum industry deliver and scale onshore, using trusted processes. Source
  • Full-stack platform positioning: Management described IonQ as the world's only full-stack quantum platform company, citing strategic evolution and organic growth as the basis for 2026 momentum. Source
  • Networking, sensing and security expansion: The CEO said the company expanded and deepened its platform across quantum networking, sensing and security. Source
  • National quantum networks deployed in Europe: Large-scale, operational national quantum networks were deployed in Switzerland, Slovakia and Romania during the period. Source

Technology and platform roadmap

  • 99.99% two-qubit gate fidelity: The company said it achieved 99.99% two-qubit gate fidelity in 2025, which it described as a world record in quantum computing performance. Source
  • Forthcoming IonQ Tempo system: The release describes the IonQ Tempo as a forthcoming system in the company's line of quantum computers. Source
  • Customer results with cloud partners: The release says IonQ helps customers and partners including Amazon Web Services, AstraZeneca and NVIDIA achieve 20x performance results. Source

Coming up, as management said on 25 February 2026

  • SkyWater closing expected Q2 or Q3: The SkyWater transaction is expected to close in the second or third quarter of 2026, subject to SkyWater shareholder and regulatory approvals. Source
  • Investor conference appearances in March: IonQ plans to take part in the Morgan Stanley conference on March 4, 2026 and the Cantor conference on March 11, 2026. Source
  • Combined company investor event planned: The combined company is expected to hold an investor event in the third quarter of 2026.

Risks management discussed

  • Financial: Management said Adjusted EBITDA cannot be reconciled to GAAP for 2026 without unreasonable effort, because warrant fair value changes and other charges are uncertain in amount and timing. Source

Earlier plans management reported on

  • Ahead: Earlier guidance expected 2025 revenue at the high end or above the previously announced range; the release reports revenue above that range. Source

Other quarters

Summarised with AI from the documents the company filed with the SEC. Every point is checked against the filing before it is shown: management’s own words word for word, figures against the line or table row they come from. A point that fails the check is left out. Source opens the filing at that line.