Nicholas Pointon's Securities Transactions in Arqit Quantum Inc.

The filing details the securities transactions of Nicholas Pointon, an officer of Arqit Quantum Inc. On October 15, 2025, Pointon acquired 199 common shares through an option granted on March 1, 2021. Additionally, the filing reports three sales of common shares by Pointon in the past three months: 1,327 shares sold on October 2, 2025, for $57,208.30; 1,345 shares sold on October 3, 2025, for $67,491.69; and 1,409 shares sold on October 6, 2025, for $69,297.02. The transactions were executed through Fidelity Brokerage Services LLC. The filing also indicates that there are 11,545,354 common shares outstanding as of the filing date.