C3.ai Inc vs Arqit Quantum Inc — how do they compare? C3.ai Inc trades at $10.24 (market cap $1.65B), while Arqit Quantum Inc trades at $23.44 (market cap $424.79M). The key difference: C3.ai Inc is far larger — about 3.9× Arqit Quantum Inc's market cap. Which is the better fit depends on your goals.
| AI | ARQQ | |
|---|---|---|
Market Cap | $1.65B | $424.79M |
Sector | Technology | Technology |
52-Week High | $19.66 | $58.27 |
52-Week Low | $7.76 | $11.78 |
Enterprise Value | $1.08B | $398.10M |
Signals from Pluang's Aura AI — not financial advice
C3.ai (AI) trades at $10.25, down 1.44% on the day, with mixed technical signals showing bullish moving averages but overbought RSI readings. The company maintains strong revenue growth, reaching $389 million in 2025, but continues to report significant losses with a -74.21% net margin. Recent positive developments include being named a Leader in AI Platforms by Forrester Research.
While technical indicators suggest short-term bullish momentum, fundamental challenges persist with consistent negative profitability. The stock faces execution risk in achieving profitability despite growing enterprise AI adoption. Analyst consensus remains cautious with only 21% buy ratings and a $10.20 price target slightly below current levels.
ARQQ trades at $24.10, up 6.59% today, with a bullish technical signal from moving averages. The company shows explosive revenue growth (829% YoY in H1 2026) but remains deeply unprofitable with a -4,508% net margin. Recent news highlights quantum-safe encryption partnerships with telecom and government clients, driving investor optimism despite significant financial losses.
Outlook remains speculative with high risk/reward profile. The quantum security market offers substantial growth potential, but ARQQ must demonstrate path to profitability amid heavy operating losses. Analyst consensus is divided (50% Buy, 50% Hold), reflecting uncertainty about timeline for sustainable operations.
Trailing returns across standard periods
C3.ai Inc is an enterprise artificial intelligence company. The company provides software-as-a-service applications that enable customers to rapidly develop, deploy, and operate large-scale Enterprise AI applications across any infrastructure. It provides solutions under three divisions namely, The C3 AI Suite, is a comprehensive application development and runtime environment that is designed to allow customers to rapidly design, develop, and deploy Enterprise AI applications of any type
Read more on AI →Arqit Quantum provides advanced cybersecurity software that uses symmetric key agreement technology. Its solutions protect networked devices and data against current and future cyber threats, including quantum attacks.
Read more on ARQQ →