Quantum Brain

Quantinuum

Honeywell spin-off. H2 system: 56 qubits, 99.8% fidelity. Industry-leading gate quality.

Trapped IonCloud AccessUSEst. 2021~500 employees

$300M

Last round (series-c)

Website

Recent News

Preparing States On Quantinuum Hardware - Quantum Zeitgeist

google-newsJul 12, 2026scientific
6/10

Quantum computing stock Quantinuum rises 30% si... - Pluang

google-newsJul 10, 2026financial
5/10

Hybrid Quantum Algorithm Improves Portfolio Optimization on Trapped-Ion Quantum Computer

rssJul 6, 2026scientific
8/10

Quantinuum stock initiated at buy by Craig-Hallum on quantum lead - Investing.com

google-newsJun 29, 2026financial
6/10

UBS, BofA, Jefferies Start Quantinuum With Buy Ratings On 'Full-Stack' Platform - Investor's Business Daily

google-newsJun 29, 2026financial
7/10

BofA initiates Quantinuum stock with buy on quantum computing tech - Investing.com

google-newsJun 29, 2026financial
6/10

Jefferies initiates Quantinuum stock with buy rating on quantum tech lead - Investing.com

google-newsJun 29, 2026financial
6/10

IonQ vs. Quantinuum: Which Quantum Computing Accuracy-Leading Stock Looks Like the Better Buy? - The Globe and Mail

google-newsJun 25, 2026financial
4/10

IonQ vs. Quantinuum: Which Quantum Computing Accuracy-Leading Stock Looks Like the Better Buy? - The Motley Fool

google-newsJun 25, 2026financial
4/10

IonQ vs. Quantinuum: Which Quantum Computing Accuracy-Leading Stock Looks Like the Better Buy? - Yahoo Finance

google-newsJun 25, 2026financial
4/10

Quantinuum (QNT) Stock Surges 13% Following Trump's Quantum Computing Executive Orders - Blockonomi

google-newsJun 24, 2026financial
6/10

Quantinuum (QNT) Soars 13.5% as US Wants Powerful Computers ASAP - Yahoo Finance

google-newsJun 24, 2026financial
7/10

Ilyas Khan: The Definitive 2026 Profile Of Quantinuum's Founder - Quantum Zeitgeist

google-newsJun 20, 2026financial
4/10

Sandia Labs and Quantinuum Results Demonstrate Performance Benchmark | Business | Jun 2026 - Photonics Spectra

google-newsJun 19, 2026scientific
7/10

Should Quantinuum’s Nasdaq Debut and U.S. Quantum Equity Stakes Require Action From Rigetti Computing (RGTI) Investors? - simplywall.st

google-newsJun 19, 2026financial
5/10

Related Research

Funding History

RoundAmount
IPO$2B
Grant
IPO$1B
IPO
Series C$800M
Series B$500M
Series A$300M

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