D-Wave Quantum has emerged as a leader in quantum computing, analysts say, and Wall Street is throwing its support behind the company in a raft of research notes following its latest earnings report.

D-Wave is the latest quantum computing company to say it has achieved “quantum supremacy,” better known as the ability to solve a problem with a quantum computer that can’t be done with a traditional computer.

D-Wave's claim that its quantum computers can solve problems that would take hundreds of years on classical machines have been undermined by two separate research groups showing that even an ordinary