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LONDON, Oct. 20, 2026 (GLOBE NEWSWIRE) -- Arqit Quantum Inc. (NASDAQ: ARQQ), a global leader in quantum-safe encryption helping safeguard sensitive information from current and future cyber threats, today announced a strategic investment in Sirius Computer, Inc., a technology provider of secure computing and networking solutions for defence, intelligence and critical national infrastructure. This will accelerate the development and delivery of quantum-safe communications for defence, government and national security users.
Arqit Quantum Inc. is downgraded to 'sell' due to disappointing FY26 results and persistent operational risks. ARQQ's FY26 revenue reached $975k–$1M, missing guidance and showing sequential declines in H2, raising concerns about growth reliability. With a 247x sales multiple, high stock-based compensation, and a shrinking customer base, ARQQ's valuation appears excessive and vulnerable.
LONDON, Oct. 08, 2026 (GLOBE NEWSWIRE) -- Arqit Quantum Inc. (Nasdaq: ARQQ) (“Arqit”), a global leader in quantum-safe encryption, announces select preliminary financial results for the second half and full fiscal year 2026. Based on preliminary unaudited results, management expects revenue for the second half period ended 30 September 2026 of approximately $355,000 to $380,000.
Arqit Quantum Inc. (NASDAQ: ARQQ - Get Free Report) General Counsel Patrick Willcocks sold 588 shares of the stock in a transaction that occurred on Monday, October 5th. The stock was sold at an average price of $23.78, for a total transaction of $13,982.64. Following the completion of the transaction, the general counsel owned 11,764 shares
Arqit Quantum Inc. (NASDAQ: ARQQ - Get Free Report) insider Nicholas Nilan sold 522 shares of the firm's stock in a transaction dated Monday, October 5th. The stock was sold at an average price of $23.78, for a total transaction of $12,413.16. Following the transaction, the insider directly owned 904 shares in the company, valued at
Arqit Quantum Inc. (NASDAQ: ARQQ - Get Free Report) CRO Paul Feenan sold 533 shares of Arqit Quantum stock in a transaction on Monday, October 5th. The shares were sold at an average price of $23.78, for a total transaction of $12,674.74. Following the transaction, the executive owned 21,416 shares in the company, valued at $509,272.48.
/PRNewswire/ -- Equity Insider News Commentary - Some of the most sensitive data intercepted today may not be read for years. The threat, known in security
LONDON, Sept. 22, 2026 (GLOBE NEWSWIRE) -- Babcock International Group (Babcock), the defence company, has demonstrated its systems integration expertise by securely transferring scenario data using advanced encryption technology from Arqit Quantum Inc, a global leader in quantum-safe encryption, helping safeguard sensitive information from future cyber threats.