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Rigetti's Stock Plummets Amid Fierce Quantum Competition

2/8/2026

29 6 Full Breakdown

Summary

Story summary

Rigetti Computing's stock has fallen about 70% from its peak, signaling investor concerns.
Rigetti faces competition from legacy tech companies and other pure-play firms like IonQ.
Rigetti's nine-qubit system achieved 99.7% two-qubit gate fidelity.
Rigetti's 108-qubit system is lagging, taking longer to reach the 99.5% fidelity target.
IonQ has achieved 99.99% fidelity and is advancing with a 256-qubit system.

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Story summary

Rigetti Computing's stock has fallen about 70% from its peak, signaling investor concerns.
Rigetti faces competition from legacy tech companies and other pure-play firms like IonQ.
Rigetti's nine-qubit system achieved 99.7% two-qubit gate fidelity.
Rigetti's 108-qubit system is lagging, taking longer to reach the 99.5% fidelity target.
IonQ has achieved 99.99% fidelity and is advancing with a 256-qubit system.