Quarterly Activities/Appendix 5B Cash Flow Report

• Cash balance of US$19.3 million with zero debt
• Net operating cash inflow of US$2.4 million, up 20% from prior quarter
• Production consistent with prior quarter, revenue down 6% due to lower commodity prices

Otto Energy Limited (ASX:OEL) has reported its quarterly activities for the three months ended 31 December 2025. The company's key highlights include a cash balance of US$19.3 million with zero debt, a net operating cash inflow of US$2.4 million (up 20% from the prior quarter), and consistent production across its portfolio of assets. Oil production was flat quarter-on-quarter at 51.2 MBbls, while gas production declined 7% to 338 MMcf. Total revenue for the quarter was US$4.2 million, down 6% from the prior quarter due to a 13% decrease in realized oil prices and a 13% decrease in NGL prices, partially offset by a 30% increase in realized gas prices. The company continues to focus on maximizing cash flow from existing assets and managing controllable costs. Subsequent to the end of the quarter, Otto completed a share sale facility for holders of unmarketable parcels, reducing the number of shareholders to 1,601.