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Arqit Quantum Inc

NASDAQ • Technology • Software - Infrastructure • Quote as of 10/30/2026
Arqit Quantum Inc stock price and volume chart

Company Profile

IndustrySoftware - Infrastructure
SectorTechnology
ExchangeNASDAQ
Market Capitalization317.59 mln
Float6.21 mln
Earnings Date12/16/2026

Piotroski F-Score

4 / 9
Borderline

Beneish M-Score

10
Highly suspicious

Relative Strength

93 / 100
Top performer

Debt / Equity

0.08
Debt-free

Pre-Tax Margin

-4,919%
Severely loss-making

ROE

-214
Deeply negative

Business Description

Arqit Quantum Inc. is a London-based cybersecurity company that protects digital communications using advanced encryption technology delivered through both satellite and ground-based systems. Its main product, QuantumCloud, generates highly secure software encryption keys designed to be impossible to break. The company also works with telecom partner RAD to build encryption solutions that keep communications networks safe from future threats.

Key Fundamentals

EPS-3.21
ROE-214
RPS0.07
ROIC-563
ROA-142
Interest Cover-764
EBITDA, mln-52.36
EV / EBITDA-5.49
EV / EBIT-5.38
Revenue, mln1.09
EV / Revenue264

Quote Details

Last 15.73
Change -1.87 (-10.63%)
Open 16.61
Volume 302,747
Turnover 4,762,210
Average Volume 285,180

Financial Ratios

Pre-Tax Profit Margin-4,919
Leverage Ratio1.27
Current Ratio4.88
Price / Book10.49
Price / Tangible Book11.28
Debt / Equity0.08
Price / Sales265

Financial Strength

Altman Z-Score3.12
Piotroski F-Score 4 / 9
Beneish M-Score10
Short Ratio6.54
Short % of Float17.95

Price Performance & Relative Strength

Period Price Performance Relative Strength
1 Week -4.14% 20 / 100   
1 Month -34.32% 9 / 100   
2 Months -13.48% 28 / 100   
6 Months 8.33% 81 / 100   
1 Year -65.33% 13 / 100   



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