IonQ, Inc.
The business
IonQ, Inc. (NASDAQ: IONQ) operates as the world's first and only quantum platform company, developing quantum computers designed to solve complex problems across computing, networking, sensing, and security applications. The company's website is located at ionq.com.
IonQ develops specialized quantum computing hardware utilizing trapped atomic ions as the foundational qubit technology, which the company believes offers substantial advantages over competing approaches including superconducting and solid-state alternatives. The company's core offering includes quantum processing units with varying qubit capacities, complemented by quantum networking, quantum sensing, and quantum security products. IonQ provides quantum computing as a service through three major cloud platforms: Amazon Web Services' Braket, Microsoft's Azure Quantum, and Google's Cloud Marketplace, as well as through its own proprietary cloud service. The company also sells full quantum computing systems directly to select customers on either a cloud-based or on-premises basis.
The company's business model combines hardware sales with professional services focused on assisting customers in applying quantum computing solutions to their business challenges. Additionally, IonQ operates a network of satellites offering data-as-a-service products including synthetic-aperture radar imaging, with plans to develop advanced quantum positioning, navigation, and timing services.
IonQ has pursued strategic acquisitions to accelerate its roadmap and expand its quantum ecosystem. Recent acquisitions include Oxford Ionics Limited for Electronic Qubit Control technology, Lightsynq Technologies for photonic interconnect capabilities, id Quantique SA for quantum security, Vector Atomic for quantum sensing, Capella Space for satellite imaging, and Skyloom Global for quantum networking. The company announced a pending acquisition of SkyWater Technology, Inc. to provide embedded access to a secure quantum foundry.
As a company still in early commercial stages, IonQ has accumulated significant operating losses as it prioritizes achieving technical milestones necessary for quantum advantage. The company maintains an extensive patent portfolio protecting its proprietary technology and continues to develop partnerships with leading universities, enterprises, governmental agencies, and non-profits to establish a global quantum ecosystem.
- Sector
- Technology
- Industry
- Business Services & Software
- HQ
- COLLEGE PARK, MD
- FY end
- 12/31
- CIK
- 0001824920
- SIC
- 7373
Ownership
Who holds IonQ, Inc. · N-PORT 2026Q1 · 13F 2026-03-31
Top fund holders
| Fund | % of fund | Value |
|---|---|---|
| VANGUARD TOTAL STOCK MARKET INDEX FUND VTI · VANGUARD INDEX FUNDS | 0.02% | $302.38M |
| iShares Russell 2000 ETF IWM · iShares Trust | 0.34% | $243.26M |
| VANGUARD SMALL-CAP INDEX FUND VB · VANGUARD INDEX FUNDS | 0.11% | $189.08M |
| Fidelity Small Cap Index Fund FSSNX · Fidelity Salem Street Trust | 0.44% | $131.06M |
| VANGUARD INFORMATION TECHNOLOGY INDEX FUND VGT · VANGUARD WORLD FUND | 0.10% | $129.96M |
Superinvestors in IonQ, Inc.
Share of each manager's reported 13F portfolio.
Fund ownership is a subset of institutional 13F ownership — the two describe overlapping populations and must not be added together.
15 years of IonQ, Inc.'s financials
Income statement, balance sheet and cash flow across 15 years, every filing with its disclosures, and each number traceable to the filing it came from — free with an account, no card required.
Sign in free