IonQ

IonQ (IONQ), a quantum computing company whose machines hold individual ions in electromagnetic traps and manipulate them with lasers. It sells time on those machines through Amazon Web Services, Microsoft Azure and Google Cloud, and sells whole systems too. Two professors, Christopher Monroe and Jungsang Kim, founded it in 2015 in College Park, Maryland. IONQ is a Robinhood Stock Token, issued against IonQ shares by Robinhood Assets (Jersey) Limited, a Jersey company owned by Robinhood, and it lives on Robinhood Chain, the Arbitrum-based network Robinhood opened to the public in July 2026.