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400000 350000 300000 250000 200000 150000 100000 50000 0 7/1/2022 8/1/2022 CORPORATE OVERVIEW Appendix 9/1/2022 ADA Price/Volume for July 1, 2022 - December 31, 2022 10/1/2022 Volume Close 11/1/2022 12/1/2022 CAPITAL STRUCTURE 1.400 Shares on issue 1.200 ADACEL 76.4m 1.000 Share price AUD$0.83 December 31, 2022 0.800 Share price AUD$0.84 0.600 June 30, 2022 Market Capitalization 0.400 December 31, 2022 AUD$63.4 million 0.200 I. 0.000 Net cash as of 31 December 2022 - USD$ 44 thousand HY 2023 Dividend per share AUD 1.50 cents per share ADACEL ISO 9001:2015 Certified | Appraised at CMMI Level 3 Capability | adacel.com | 20 February 2023 | 8

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