Quarterly Activities/Appendix 5B Cash Flow Report

In the quarter ending December 31, 2025, Estrella Resources achieved exceptional manganese grades of up to 58% Mn at the Ira Miri project, positioning it among top deposits globally. Multiple high-grade intervals with low impurities were reported, indicating continuity and potential for stacked manganese horizons. Extraction of up to 30kT of manganese ore for market appraisal was approved post-period. The Ira Miri ore is set to be distributed to international offtake partners. A maiden drill program at the Werumata Limestone project was completed, confirming substantial thicknesses for an Inferred Mineral Resource target of 500Mt. Assays from Werumata are pending Government approvals.

Managing Director Chris Daws highlighted the significant progress made in Timor-Leste, advancing both the Ira Miri manganese and Werumata Limestone projects. Notably, extraction equipment has been mobilized at Ira Miri. The company also announced the appointment of Robert Mencel as CEO, with a transition to Managing Director by June 30, 2026. Estrella reported a cash balance of $918k as of December 31, 2025, and continues to focus on its exploration and development activities. Investors are invited to reach out for further information or clarification regarding the quarterly activities report.