IonQ Tumbles 8%, D-Wave, Rigetti, Quantum Computing Drop 6% as Risk-Off Ripple Effects Hit Speculative Quantum Stocks

IonQ Stock Dips Amid US-Iran Tensions, Bitcoin Plunge - IonQ (NYSE:IONQ)

IonQ shares are sliding Monday as risk appetite fades amid Washington–Tehran tensions, pressuring Bitcoin and crypto stocks.

IonQ Tumbles 8%, D-Wave, Rigetti, Quantum Computing Drop 6% as Risk-Off Ripple Effects Hit Speculative Quantum Stocks

Quantum computing stocks are cratering Monday morning with no company news to blame, and the real culprit stretches far beyond Silicon Valley to a chokepoint in the Middle East that is rattling the entire risk landscape.

IonQ Stock Slides 9% as Quantum Rout Erases $2.5 Billion — The Valuation Gap Investors May Be Missing

NEW YORK, July 13, 2026, 14:09 (EDT) IonQ Inc. (NYSE:IONQ) fell 9.4% to $38.82 in Monday afternoon trading, leading a synchronized retreat in D-Wave Quantum (NYSE:QBTS), Rigetti Computing (NASDAQ:RGTI) and Quantum Computing Inc. (NASDAQ:QUBT). The four stocks erased an estimated $2.51 billion of market value by 1:53 p.m. EDT, with no fresh company-specific catalyst apparent.…