Quantum Computing (QUBT) is an integrated photonics and quantum technology company that develops quantum machines and photonic hardware for high‑performance computing, AI, cybersecurity, sensing, and ...

Quantum Computing ( ($QUBT) ) has issued an announcement. On December 15, 2025, Quantum Computing Inc. announced its agreement to acquire Luminar ...

Governments and tech companies continue to pour money into quantum technology in the hopes of building a supercomputer that can work at speeds we can't yet fathom to solve big problems.

There are currently about 80 companies across the world manufacturing quantum computing hardware. Because I report on quantum computing, I have had a chance to watch it grow as an industry from up ...

What if the most complex problems plaguing industries today—curing diseases, optimizing global supply chains, or even securing digital communication—could be solved in a fraction of the time it takes ...

Paris-based quantum computing startup Alice & Bob has announced a stunning breakthrough in quantum computing: its qubits can now resist bit-flip errors for more than an hour. That’s four times longer ...

Detailed price information for Quantum Computing Inc (QUBT-Q) from The Globe and Mail including charting and trades.

Teleportation is a reality in 2025 — well, at least for quantum computers. In February 2025, Oxford University demonstrated the teleportation of quantum data from one independent quantum processor to ...

A gold superconducting quantum computer hangs against a black background. Quantum computers, like the one shown here, could someday allow chemists to solve problems that classical computers can’t.

Quantum computing stocks are shares of companies involved in the development of next-generation computers. Here are the 7 best performers. Many, or all, of the products featured on this page are from ...

Quantinuum has unveiled a third-generation quantum computer that could be easier to scale up than rival approaches. The US- and UK-based company Quantinuum today unveiled Helios, its third-generation ...