Arqit Quantum Stock News

LONDON, Dec. 03, 2025 (GLOBE NEWSWIRE) -- Arqit Quantum Inc. (NASDAQ: ARQQ, “Arqit”), a global leader in quantum-safe encryption, and Sparkle, a Tier 1 global telecoms operator, have successfully demonstrated quantum-resilient data transmission across Sparkle's optical network in Greece. The proof of concept (POC), implemented over Sparkle metropolitan optical ring in Athens, shows how Arqit's ...

LONDON, Dec. 01, 2025 (GLOBE NEWSWIRE) -- Arqit Quantum Inc. (“Arqit”), a leader in quantum safe encryption, announced it will report financial results for the fiscal year ending September 30, 2025 on Tuesday, December 9, 2025.

Arqit Quantum stock (NASDAQ: ARQQ) has recently experienced a substantial decline, plummeting an alarming 24% within just one week. This downturn is predominantly attributed to investors retracting from highly speculative quantum growth stocks, driven by concerns regarding global instability and possible postponements in interest rate reductions.

Arqit Quantum's valuation moved lower this week as investors sold out of speculative growth plays. Quantum computing stocks as a category had a rough week.

LONDON, Nov. 11, 2025 (GLOBE NEWSWIRE) -- Arqit Quantum Inc. (NASDAQ: ARQQ, “Arqit”), a global leader in quantum-safe encryption, today announced the launch of SKA Central Controller (SKA-CC), an innovative software platform that future-proofs network security against current and post-quantum threats. SKA-CC is a crypto-agile, low-footprint product that enables Telco and Defense Managed Service...