IonQ Stock Jumps After Real-Time Quantum Error Decoder Demonstration

IonQ Inc (NYSE: IONQ) shares rose 7.83% in after-hours trading, reaching $43.93, following the announcement of a successful demonstration of the first end-to-end real-time quantum error correction decoder that operates on a standard CPU. The dual-decoder system was tested on benchmark circuits simulating up to 408 logical qubits and over 31.5 million quantum operations, with minimal impact on run time. Wedbush maintained an Outperform rating for IonQ with a price target of $75, while the consensus Buy rating has an average price target of $64.