Pure-play quantum firms like D-Wave Quantum Inc. (NYSE: QBTS) and Rigetti Computing (NASDAQ: RGTI) are in the midst of a second major decline this year after a brief rally in May, so the last thing these companies likely want to face is a more crowded field of competitors.
Nonetheless, that's exactly what they will have to deal with after the early-July U.S. listing of IQM Quantum Computers (NASDAQ: IQMX), the first European quantum computing company to be traded publicly on a domestic exchange.