Quantum Computing Inc vs Rubrik Inc. Class A Common Stock — how do they compare? Quantum Computing Inc trades at $7.39 (market cap $1.69B), while Rubrik Inc. Class A Common Stock trades at $122.29 (market cap $25.06B). The key difference: Rubrik Inc. Class A Common Stock is far larger — about 14.8× Quantum Computing Inc's market cap, and Rubrik Inc. Class A Common Stock is trading nearer its 52-week high, Quantum Computing Inc nearer its low. Which is the better fit depends on your goals — on Pluang, investors hold Quantum Computing Inc for 25 Days and Rubrik Inc. Class A Common Stock for 0 Days on average.
| QUBT | RBRK | |
|---|---|---|
Market Cap | $1.69B | $25.06B |
Volume | 7,991,522 | 2,394,852 |
Sector | Technology | Technology |
52-Week High | $21.78 | $125.80 |
52-Week Low | $6.31 | $43.81 |
Typical Hold Time | 25 Days | 0 Days |
Enterprise Value | $753.24M | $24.46B |
Signals from Pluang's Aura AI — not financial advice
QUBT trades at $7.39, down 3.02% today, amid a bearish technical signal from moving averages but bullish oscillators. The company reported Q2 2026 revenue of $5.6 million (Zacks Investment Research, 2026-09-08) but remains unprofitable with a net income margin of -152.45%. Recent news highlights the launch of Dirac-3S, scaling to 10,000 variables, with first shipments expected in Q4 2026 (PRNewsWire, 2026-10-01).
Analyst consensus is bullish with a $17.33 price target, but the stock faces significant risks from persistent losses, high cash burn, and competitive pressures. Investment appeal hinges on successful commercialization of quantum technology, though profitability remains distant. The company's $42.5 million backlog and liquidity provide some cushion against execution risks.
No Aura AI signal available yet.
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What Pluang investors did over the last 30 days
Latest headlines on both assets
Quantum Computing Inc. is a company focused on providing accessible quantum computing and quantum-enhanced software solutions for complex problems. The company's technology is designed to run on both classical and quantum hardware, enabling businesses to explore the power of quantum computing today for applications in finance, drug discovery, and logistics. QUBT offers a platform that makes quantum algorithms and software available through the cloud, aiming to democratize access to this advanced computing paradigm.
Read more on QUBT →Rubrik provides data security and cyber recovery software for enterprises. Its platform protects data across on-premises, cloud, SaaS, and unstructured-data environments.
Read more on RBRK →