Quantum Stocks Drop as IBM Promises 2026 Quantum Advantage

Quantum computing stocks fall despite IBM's 2026 quantum advantage target.

Oct 21, 2026

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Quantum Stocks Drop as IBM Promises 2026 Quantum Advantage

Quantum computing stocks fall despite IBM's 2026 quantum advantage target.

In brief

Quantum computing stocks fall despite IBM's 2026 quantum advantage target. Quantum computing stocks dropped 29% for IonQ and 8% for D-Wave as IBM claims quantum advantage by 2026. Originally reported by Startup Fortune.

Quantum Stocks Decline

Quantum computing stocks dropped 29% for IonQ and 8% for D-Wave this month.

IonQ Stock Plunge

IonQ fell 29% from $43.99 to $31.26 after a $1.3 billion acquisition deal.

Rigetti's Stock Slide

Rigetti's Stock Slide

Rigetti's stock dropped 34% from $58.15 to trade at three-quarters of its peak.

IBM's 2026 Target

IBM claims quantum computing will prove its worth by the end of 2026 with a fault-tolerant system by 2029.

Quantum Computing Stocks Rally

IonQ, D-Wave and Rigetti reported record earnings but stocks fell due to rising interest rates.

Market Reaction

Wall Street's research desks and trading desks now tell two different stories about quantum computing stocks.

What Happens Next

Quantum computing stocks may continue to drop as the macroeconomic environment worsens.

What it means

Quantum computing stocks dropped 29% for IonQ and 8% for D-Wave as IBM claims quantum advantage by 2026.

Read the original on Startup Fortune

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