# Quantum Stocks Drop as IBM Promises 2026 Quantum Advantage

> Quantum computing stocks fall despite IBM's 2026 quantum advantage target.
- Title: Quantum Stocks Drop as IBM Promises 2026 Quantum Advantage
- Summary: 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…
- Keywords: ionq, rigetti, d-wave, quantum computing, ibm, quantum advantage, stock price drop, quantum computing stocks, startups, business, Quantum, Stocks
- Source: Startup Fortune — https://startupfortune.com/ionq-rigetti-and-d-wave-crater-as-ibm-promises-quantum-advantage-is-near
- Published: 2026-10-21T02:54:19+00:00
- Read time: 1 min
- Topics: ionq, rigetti, d-wave, quantum computing, ibm, quantum advantage, stock price drop, quantum computing stocks, startups, business
## 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 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.
## Key takeaway

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