IonQ stock today: IONQ edges lower in year-end session as South Korea quantum deal stays in focus
NEW YORK, December 31, 2025, 2:57 PM ET — Regular session IonQ, Inc. shares dipped in afternoon trading on Wednesday as investors navigated the final session of the year with light volumes and a cautious tone. The stock was down 0.1% at $45.26. The muted move matters because IonQ sits in a small group of quantum-computing stocks that have been prone to sharp swings on headlines, with year-end positioning often exaggerating daily price action. Risk appetite was already fragile as U.S. stocks slipped in holiday-thin trading, with technology weighing on the broader market even as the main indexes remained on