NASDAQ:IONQ 29 December 2025 - 5 January 2026

IonQ Inc shares fell 0.9% to $44.87 at Wednesday’s close, after hitting a session low of $44.68 and a high of $46.42. Quantum-computing peers Rigetti Computing, D-Wave Quantum and Quantum Computing Inc also ended lower, and about 11.4 million IonQ shares changed hands.

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.

IonQ Inc shares were last up about 0.2% at $45.31 after U.S. markets closed on Tuesday, as investors weighed a newly detailed system delivery agreement in South Korea. More than 13.5 million shares changed hands and the stock traded between $45.10 and $47.40.

IonQ, Inc. shares were up 1.3% at $45.83 in regular trading on Tuesday after the company said it finalized an agreement to deliver a 100-qubit Tempo quantum system to South Korea’s Korea Institute of Science and Technology Information. The stock has traded between $45.48 and $47.40, with volume around 9.3 million shares. IonQ said the system will be integrated into KISTI-6 “HANGANG,” a high-performance computing cluster, in what it described as the country’s first on-site hybrid quantum-classical setup; CEO Niccolo de Masi called the deal “a defining moment for both IonQ and South Korea.” IonQ Investors

IonQ, Inc. shares fell 1.6% to $45.25 in after-hours trading on Monday after the quantum computing company said it had finalized an agreement to deliver a 100‑qubit system to South Korea’s Korea Institute of Science and Technology Information. IonQ Investors

IonQ shares fell 2.5% to $44.85 in afternoon trading on Monday after the quantum-computing company said it had finalized an agreement to deliver a 100-qubit system to South Korea’s Korea Institute of Science and Technology Information. IonQ Investors

Shares of IonQ Inc fell 1.7% to $45.22 in late-morning trading on Monday after the quantum computing company said it finalized an agreement with South Korea’s Korea Institute of Science and Technology Information to deliver a 100-qubit system. IonQ Investors