Vintage Energy (ASX: VEN) reported December 2025 quarter sales revenue of $0.8 million as field operations focused on the second phase of its Production Uplift program. The company advanced initiatives to reform its Southern Flank joint ventures while completing the divestment of a non-core Victorian permit to strengthen focus on cash-generating assets. Vali Field Operations And AppraisalAt the Vali gas field, production from Vali-1 continued from the Patchawarra Formation, with facility availability exceeding 99% despite downstream interruptions outside Vintage’s control. Southern Flank JV ReformationVintage progressed plans to reform its Southern Flank joint ventures by executing a conditional agreement to acquire Metgasco’s (ASX: MEL) 25% interests in PRL 211 and ATP 2021 for $5.9m. The company also completed the sale of its 25% interest in PEP 171 to Beach Energy for $1m, enabling capital to be redeployed toward its Southern Flank gas operations.