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Arqit Quantum Inc (ARQQ) Fair Value & Analysis

Technology · US · Market cap $377M

Price$29.04
Fair Value$4.70
Upside-83.8%
Quality95/100
Evidence: Low Range $3.52 – $5.87

Fair value as of: Jun 24, 2026

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Analysis

Arqit Quantum Inc (ARQQ) currently trades at $29.04, while our model-based Fair Value estimate is $4.70 — implying the stock looks roughly 83.8% overvalued today. We read business quality at 95/100 (high quality), in the Technology sector. Bear case: priced above our estimate, the market already discounts strong expectations. Bull case: above-average quality can justify a premium — the entry price still matters most (evidence: low).

About the company

Arqit Quantum Inc. provides cybersecurity services through satellite and terrestrial platforms in the United Kingdom. The company offers QuantumCloud, a platform as a service that creates unbreakable software encryption keys. It also provides maintenance and support, and professional services. The company has a strategic collaboration with RAD for the development of a joint quantum-safe encryption solution for telecom networks. The company is based in London, the United Kingdom.

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Frequently asked questions

Is Arqit Quantum Inc (ARQQ) undervalued?
As of Jun 24, 2026, our model estimates a fair value of $4.70 versus a price of $29.04 — about −84% (overvalued). Model-based estimate, not financial advice.
What is the fair value of ARQQ?
Our 21-model fair value for Arqit Quantum Inc is $4.70 (as of Jun 24, 2026), built from audited fundamentals. The current price is $29.04.
What is the quality score of ARQQ?
Arqit Quantum Inc has a Quality Score of 95/100, measuring profitability, growth and balance-sheet strength from non-valuation factors.

How we calculate Fair Value

Each company is valued through a stack of independent intrinsic-value models (DCF variants, residual-income, multiples and more), blended into one family-balanced consensus and weighted by how much trustworthy data backs it. A separate quality layer scores the fundamentals. Every input is real reported data — nothing guessed.

Educational research only · not financial advice · no buy/sell recommendation. Model-based estimates are not certainties; their reliability depends on data quality and assumptions.