IonQ, Inc.

IonQ, Inc. went public through a merger with dMY Technology Group Inc. IV, the blank-check vehicle sponsored by dMY Technology Group that traded under the ticker DMYI. The transaction, completed in 2021, brought the quantum computing company onto the New York Stock Exchange, where IonQ trades today under its own ticker, IONQ. On May 7, 2026, IonQ submitted a Form 425 filing — a communication type required in connection with certain business combination transactions — reflecting continued regulatory activity tied to the DMYI deal history. Sign up on SpacDesk for full filings, timeline data, and analytics on DMYI and the broader SPAC market.