IonQ stock (IONQ) rebounds nearly 7% into long weekend — what traders watch before Tuesday
New York, January 17, 2026, 09:17 (EST) — The market has closed. IonQ shares jumped 6.8% on Friday, ending the day at $50.80 after dropping 6.5% the previous session. The stock fluctuated between $47.52 and $51.89 during the day, then slipped 0.5% in after-hours trading to $50.55. (Investing.com) The whipsaw counts because the quantum-computing group has swung back into a rapid sentiment trade, as investors flip-flop between lofty promises and the slow slog of developing machines that function reliably beyond the lab. IonQ finds itself right at the heart of this. The company’s challenge remains converting technical advances into actual