Stock Market Today, Feb. 26: IonQ Surges After Revenue and 2026 Guidance Exceed Expectations

IonQ (NYSE:IONQ), which develops trapped-ion quantum computers and related software, closed Thursday at $40.88, up 21.70%. The stock moved higher after Q4 results and 2026 revenue guidance topped expectations. A major European quantum network deployment was also announced, and investors are watching how sustained demand and backlog growth support its long-term quantum roadmap.Trading volume reached 66.4 million shares, coming in about 234% above compared with its three-month average of 19.9 million shares. ...