Quantum Gold Rush: D-Wave (QBTS) Stock Skyrockets 3,000% — Is the Rally Sustainable?
D-Wave’s QBTS stock closed at $27.29 on Oct. 22, down 15% for the day and about 35% below its Oct. 15 peak of $46.75. The stock is still up roughly 300% year-to-date, despite heavy volatility. Market cap reached as high as $14 billion, far above its $18 million in H1 2025 revenue. Analyst targets range from $20 to $50, with several firms warning of sharp swings and high valuation.