IonQ Surges 11% as NVIDIA Research Center Deal Follows Error-Decoder Breakthrough; D-Wave Climbs 5%, Rigetti Rises 4%

IonQ shares rallied in Wednesday morning trading following two announcements: an error-decoder breakthrough disclosed after Tuesday's close and a premarket update involving its Superion 256 system. The news signals continued progress in IonQ's quantum-computing technology and product roadmap, although the article excerpt does not provide performance metrics, commercial terms, or the magnitude of the share-price move.