Announcement PDF Bass Oil Limited Level 5, 11-19 Bank Pl., T + 61 3 9927 3000 admin@bassoil.com.au ACN: 008 694 817 Melbourne 3000 F + 61 3 9614 6533 www.bassoil.com.au Victoria, Australia Here Release date: 23 September 2026 RIU Good Oil Conference Presentation Video Bass Oil Limited (ASX:BAS) is an Australian-listed oil producer that holds a majority interest in 16 permits in the Cooper Basin including the 100% owned Worrior and Padulla oil fields and a 55% interest in an Indonesian KSO. Bass is debt free and committed to creating Shareholder value. Bass Oil Limited (ASX:BAS) has released a video recording of Bass’ Managing Director, Mr Tino Guglielmo’s presentation at the RIU Good Oil and Gas Energy Conference delivered on 16 September 2026. Please follow the link below: Link: https://bit.ly/4yI9MdY This announcement has been authorised for release by the Board of Directors of Bass Oil Limited. For further information please contact: Tino Guglielmo Managing Director Bass Oil Limited Ph: +61 3 9927 3000 Email: tino.guglielmo@bassoil.com.au .