Quantinuum
PublicQuantinuum is now publicly traded
The data on this page reflects Quantinuum's private-market history up to the point it went public, including its funding rounds, valuation, and investors.
Last Round
Grant
Sep 8, 2026
Total Funding Raised
$3.98B
Company Overview
Quantinuum is a quantum computing company that develops integrated hardware and software platforms to advance scientific and commercial applications in chemistry, cybersecurity, finance, and optimization.
Sector
Quantum Computing
AI Layer
Infrastructure
Keywords
Quantinuum Comparables
Compare Quantinuum with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| IonQ | 87% | |
| PsiQuantum | 82% | |
| Rigetti Computing | 81% |
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Quantinuum Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Grant | Sep 8, 2026 | ||||
| Strategic | Jun 3, 2026 | ||||
| Early Funding | Nov 5, 2025 | ||||
| Early Funding | Sep 4, 2025 | ||||
| VC Round | Jan 16, 2024 | ||||
Corporate Funding | Nov 30, 2021 |
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Key People
Founding team and executive leadership
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Quantinuum Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Jefferies | Strategic |
| Evercore ISI | Strategic |
| Korea Investment Partners | Early Funding |
| Rosenblatt Securities | Strategic |
| Mizuho Securities | Strategic |
| Consensys Mesh | Early Funding |
| Standard Chartered | VC Round |
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Recent news
Latest coverage and updates
- has_revenueNov 7, 2026
Quantinuum reports $2.7M in revenue in Q3 '25, compared with $9.1 million in Q3 '26.
- has_revenue_increased_byNov 6, 2026
Quantinuum expects 2027 revenue growth of more than 100% and raises its 2026 revenue outlook to $31 million-$34 million.
- has_revenue_increased_byNov 6, 2026
Quantinuum reports Q3 '26 revenue of $9.1 million, up 233% year over year, driven by cloud platform strength and a diversified customer base.
- has_revenueNov 6, 2026
Quantinuum reports $9.1 million in third-quarter 2026 revenue in Colorado on Nov 6th '26, while a supporting report cites quarterly revenue of $8M.
- has_lossNov 5, 2026
Quantinuum reports a third-quarter net loss of $118 million in Q3 '26, compared with $52M a year earlier.
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Quantinuum Filings
Explore SEC and related filing metadata, where available.
| Type | Date | Amount Offered | Amount Sold | Filing | Pages | Download |
|---|
Filing documents are not displayed on this public page. Request access to learn about available coverage.
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