US-listed quantum computing penny stocks priced $0.50 to $5, ranked by today's percentage change. Quantum hardware builders, software toolchains, and applied quantum plays — everything tagged to the quantum computing theme. Updated intraday.
| # | Symbol | Company | Sector | Price | Day Chg | Volume |
|---|---|---|---|---|---|---|
| 1 | BTQ | BTQ Technologies Corp. Common Stock | Technology | $4.8100 | +1.48% | 3.8M |
| 2 | LAES | SEALSQ Corp Ordinary Shares | Technology | $3.5000 | -5.91% | 21.6M |
| 3 | QCLS | Q/C Technologies, Inc. Common Stock | Technology | $4.3600 | -8.40% | 492K |
| 4 | QNC | Quantum eMotion Corp. | Technology | $3.1247 | -9.68% | 926K |
Quantum computing is one of the most speculative penny-stock themes on the board. The universe is small, almost entirely pre-revenue or low-revenue, and price action is driven more by hype-cycle headlines (Google quantum supremacy claims, IBM milestones, government research grants) than by company-specific operational results. Read this scan as a tracking tool, not as a buy list.
See also: AI penny stocks (related compute theme), defense penny stocks (government-contract overlap), penny stocks under $1.