Arqit Quantum is trading 10.66% lower at $16.47 after forecasting second-half fiscal 2026 revenue below the year-earlier period.

  • October 8 preliminary results forecast $355,000–$380,000 in second-half revenue, versus $463,000 a year earlier; the figures are unaudited.
  • Full-year revenue is expected to reach $975,000–$1 million, up from $530,000 in fiscal 2025.
  • Broader markets were higher on October 9, so market conditions do not explain the drop.