Form 4 Filing for Arqit Quantum Inc. - Insider Transactions

This filing details transactions made by Manfredi Lefebvre d'Ovidio, a director at Arqit Quantum Inc. (ARQQ), on April 27th and 28th, 2026. The transactions involved the disposal of Business Combination Warrants. On April 27th, 41 warrants were disposed of at a price of $2.9 per share, resulting in 27,622.16 warrants remaining. On April 28th, 421 warrants were disposed of at $2.5 per share, leaving 27,200.84 warrants. These transactions are exempt from Section 16(b) and 16(c) of the Act due to Arqit Quantum Inc. being a foreign private issuer. A reverse stock split effective September 19, 2024, consolidated every 25 shares into one, with each warrant exercisable for 0.04 shares post-split. The reporting person beneficially owns 680,021 warrants, convertible to 27,200.84 shares.