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Arqit Quantum Inc. (ARQQ) is a technology company in the communication system platforms industry, based in London, United Kingdom, with about 87 full-time employees.
It reported revenue of $530,000 for fiscal year 2025, up 80.9% from fiscal year 2024, and net income of -$35.34 million. Other was its largest region in fiscal year 2025, with 85% of revenue. Its market capitalization was $299.84 million as of October 9, 2026.
Figures from company filings and market data; latest fiscal year ended September 30, 2025; market data as of October 9, 2026.
Arqit Quantum Inc. provides cybersecurity services through satellite and terrestrial platforms in the United Kingdom. It offers QuantumCloud, a Platform as a Service that creates unbreakable software encryption keys. The company also provides maintenance and support, and professional services. Arqit Quantum Inc. is based in London, the United Kingdom.
Arqit Quantum reported $530,000 in revenue for fiscal year 2025, up 80.9% from $293,000 in fiscal year 2024.
Other: 85% of revenue by region in fiscal year 2025, followed by United Kingdom (15%).
$299.84 million as of October 9, 2026.
Listed companies of a similar size in the same industry (communication system platforms) include Telos Corporation (TLS), Xunlei Limited (XNET), Gorilla Technology Group Inc. (GRRR), VirnetX Holding Corporation (VHC).