Arqit Quantum Inc vs SMX Security Matters plc — how do they compare? Arqit Quantum Inc trades at $23.52 (market cap $424.79M), while SMX Security Matters plc trades at $16.48 (market cap $17.04M). The key difference: Arqit Quantum Inc is far larger — about 24.9× SMX Security Matters plc's market cap, and Arqit Quantum Inc is trading nearer its 52-week high, SMX Security Matters plc nearer its low. Which is the better fit depends on your goals.
| ARQQ | SMX | |
|---|---|---|
Market Cap | $424.79M | $17.04M |
Sector | Technology | Technology |
52-Week High | $58.27 | $103.71K |
52-Week Low | $11.78 | $12.87 |
Enterprise Value | $398.10M | -$14.29M |
Signals from Pluang's Aura AI — not financial advice
ARQQ trades at $23.70, up 4.82% today, with a bullish technical signal from moving averages and ADX. The stock shows extreme valuation metrics with a P/S of 352.9 and P/B of 14.9, while fundamentals reveal severe losses: Q1 2026 EPS missed at -$1.99, net income margin is -4,508.1%, and revenue remains minimal at $530K for 2025. Recent news highlights a proof of concept with nLighten and 829% YoY revenue growth in H1 FY26, signaling potential commercial traction in quantum-safe encryption.
Outlook hinges on scaling revenue to justify valuation, with risks from persistent cash burn and high SG&A. Analyst sentiment is split 50/50 buy/hold, reflecting optimism for government/telecom contracts against financial distress. The stock faces volatility near resistance at $25, requiring sustained growth to support bullish momentum.
SMX trades at $16.45, up 4.11% today, amid a reverse stock split effective June 1, 2026. The stock shows bearish technical signals with support at $16 and resistance at $17. Financially, the company reported a net loss of $169.18 million for 2025, with negative ROE and ROA, though it strengthened its balance sheet with $77 million in financing in 2026. Recent news highlights SMX's focus on recycled plastic verification and commercialization strategies.
The outlook remains speculative; SMX's technology addresses growing demand for material traceability, but persistent losses and high cash burn pose significant risks. Investor sentiment is cautious due to weak profitability, though institutional financing provides near-term liquidity. The stock's viability hinges on successful commercialization and path to profitability.
Trailing returns across standard periods
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 →SMX Security Matters plc is a digital authentication and tracking technology company that uses a chemical-based, invisible marker system to trace and verify products across global supply chains. Their technology creates a 'digital twin' of physical products, used for quality control, counterfeiting prevention, and ensuring sustainability compliance from raw materials to final sale. The company's solutions are applied across various industries, including precious materials, luxury goods, and fast-moving consumer goods.
Read more on SMX →