Quantum Computing Is Having Its Public Market Moment
Jun 4, 2026 5:34 AM
Quantinuum, a quantum computing startup, is losing millions. Investors want in anyway.
Photograph: Michael Nagle/Getty Images
Quantinuum lost nearly $200 million last year, saw revenue drop the first quarter of 2026, and says its technology may never work–yet investors are clamoring to buy the stock.
The quantum computer maker boosted the price and number of shares it will issue on the New York Stock Exchange ahead of its public debut on Thursday, indicating higher-than-anticipated demand.
Quantum computers are a nascent technology that promise to solve problems current machines can’t, unlocking commercial advantages in areas from drug discovery to defense. A multitude of startups, as well as tech giants like IBM and Google, are racing to build a quantum computer powerful enough to realize these benefits.
It’s expensive work. Lately, a number of firms have taken advantage of sky-high tech valuations and gone public to raise...
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