Announcement PDF 30 June 2025 ASX RELEASE Receipt of A$60 million on Finalisation of Existing Contract Electro Optic Systems Holdings Limited (“EOS” or the “Company”) (ASX:EOS) announces that, as foreshadowed in the announcement made earlier today ('1H Trading Update'), it has this morning received approximately US$40 million (approximately A$60 million) from its longstanding customer. Following this receipt, EOS’ cash balance, as of this morning, 30 June 2025, was approximately A$130m. This announcement has been authorised for release to the ASX by the Board of Directors of the Company. Further information: Andreas Schwer Chief Executive Officer and Managing Director ir@eos-aus.com ABOUT ELECTRO OPTIC SYSTEMS (ASX:EOS) EOS operates in two divisions: Defence Systems and Space Systems Defence Systems specialises in technology for weapon systems optimisation and integration, as well as ISR (Intelligence, Surveillance and Reconnaissance) and C4 systems for land warfare. Its key products include next-generation remote weapon systems, vehicle turrets, high-energy laser weapons (directed energy), as well as fully integrated and modular counter-UAS and C4 systems. Space Systems specialises in applying EOS-developed optical sensors and effectors to detect, track and characterise objects in space. It includes capabilities in the domain of space control. This announcement may contain certain "forward-looking statements" including statements regarding EOS' intent, belief or current expectations with respect to EOS' business and operations, market conditions, results of operations, financial condition, and risk management practices. The words "likely", "expect", "aim", "should", "could", "may", "anticipate", "predict", "believe", "plan" and other similar expressions are intended to identify forward-looking statements. Indications of, and guidance on, future earnings, financial position and performance, establishment costs and capital requirements are also forward-looking statements. Forward-looking statements including projections, guidance on future earnings and estimates are provided as a general guide only and should not be relied upon as an indication or guarantee of future performance. This announcement may contain such statements that are subject to risk factors associated with an investment in EOS. Forwardlooking statements involve known and unknown risks, uncertainties and assumptions and other important factors that could cause the actual results, performances or achievements of EOS to be materially different from future results, performances or achievements expressed or implied by such statements. Readers are cautioned not to place undue reliance on these forward-looking statements, which speak only as of the date of this announcement. Page 2 of 2