
Quantinuum
Quantinuum provides integrated quantum hardware and software solutions, including its Helios quantum computer and the TKET software development platform.
Secondary Market Price
Secondary Market Price
How Quantinuum Measures Up
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Prospect Rating
Exit Risk
Funding Stage
Series B-II
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Company Description
Quantinuum is a quantum computing company that provides integrated hardware and software solutions. The company develops trapped-ion quantum computers and architecture-independent software to address problems in sectors including healthcare, materials science, cybersecurity, and finance. Its key products include Quantinuum Nexus, a cloud platform for quantum projects; InQuanto, a quantum chemistry platform; and Quantum Origin, a tool for quantum-derived encryption keys. Quantinuum was founded in 2021 through the combination of Cambridge Quantum’s software expertise and Honeywell Quantum Solutions’ hardware division. The company maintains a global presence with offices in the United States, United Kingdom, Germany, and Japan.
Looking forward, Quantinuum is focused on scaling its quantum technology and developing real-world applications. The company recently formed a joint venture with Al Rabban Capital and partnered with Invest Qatar to foster a quantum computing ecosystem in the region. Other recent developments include the unveiling of its Helios quantum computer, the launch of a user community called Q-Net, and the creation of a new quantum circuit design intended to reduce resource requirements for simulations. The company's plans include the continued development of its hardware and software, the expansion of its partnerships, and ongoing engagement in workforce development through global workshops.
- Honeywell
- JPMorgan Chase
- Mitsui & Co.
- Amgen
- Quanta Computer
- NVentures
- QED Investors
- Fidelity International
- Cambridge Quantum Holdings
- Serendipity Capital
- MESH
- Korea Investment Partners
- Founder, CEO Ilyas Khan
- President Tony Uttley
- Chief Business Officer Denise Ruffner
- Chief Scientist Bob Coecke
Frequently Asked Questions
Joining Anduril as an employee is another way to acquire equity, typically through stock options included in compensation packages.
Is Quantinuum worth joining?
Deciding to join a company depends on many personal factors, including the compensation package. Understanding the potential future value of your equity is a critical part of this decision, and a platform like Prospect can help you model different scenarios.
What should I do with my Quantinuum stock?
Managing private company stock involves complex decisions around when to exercise options and how to plan for taxes. Using a service like Prospect can help you create an optimized strategy to maximize your equity's value.
Can you sell Quantinuum stock?
Selling stock in a private company like Quantinuum is often possible through company-approved tender offers or on secondary markets, though restrictions may apply. Platforms like Prospect offer tools to help you navigate these sales and determine which shares are the most tax-optimal to sell.
How can I find the value of my Quantinuum stock?
The value of private stock is typically determined by a 409A valuation, but its future worth can be difficult to predict. Prospect uses predictive models trained on venture capital data to help you forecast your equity's potential future value.
What is Quantinuum's equity worth?
The total worth of your equity depends on the company's valuation and your specific grant details, but the net value you receive is what truly matters. Tools from Prospect can help you calculate your potential post-tax earnings and optimize for the highest return.
What is Quantinuum's stock ticker symbol?
As a privately held company, Quantinuum is not traded on a public stock exchange and therefore does not have a stock ticker symbol. Ticker symbols are assigned to companies only when they undergo an Initial Public Offering (IPO).
Can I buy or sell Quantinuum stock?
Selling private stock is sometimes possible via tender offers or secondary markets, while buying is typically restricted to accredited investors. If you are an employee looking to sell, Prospect provides tools to help you make tax-optimized decisions during a sale.
What is the criteria to buy or invest in Quantinuum stock?
Investing in a private company like Quantinuum is typically limited to institutional investors, venture capital firms, and accredited investors participating in specific funding rounds or secondary market transactions. It is generally not available to the general public for direct investment.

