Key Points The three pure-play quantum stocks have delivered gains ranging from 812% to 4,330% since Q3 2024, but they trade at extreme valuations exceeding 300 times sales. Major technology platforms and government agencies are investing billions, signaling quantum's shift from research to commercialization. Unlike dot-com companies, quantum companies have working technology and paying customers today. 10 stocks we like better than IonQ › Quantum computing stocks have taken Wall Street by storm. ...