Quantum Computing Stocks Slide in Premarket After D-Wave’s $550 Million Quantum Circuits Deal
New York, January 8, 2026, 06:15 EST — Premarket Quantum computing stocks were lower in U.S. premarket trading on Thursday after D-Wave Quantum said it had agreed to buy Quantum Circuits in a $550 million deal, sending its shares down 3.5% to $30.20. IonQ fell 1.9%, Rigetti slipped 0.8%, Quantum Computing Inc dropped 4.0% and Arqit Quantum eased 2.1%. Traders…