Investor Presentaiton

Leading Non-Operated Minority Ownership Franchise Marcellus 12% Q2-23 PRODUCTION BY REGION (BOE) . • NOG's acquisitions have created a high return, national non-op franchise that is benefitting from economies of scale; ~12,800 net acres were added to Permian footprint in Q1-23 & Q2-23 ⚫ NOG is positioned to continue to capitalize on increased non- operated opportunities as the preferred non-op consolidator Permian 33% ND MT NM SD TX Williston 55% Region Williston Permian Marcellus Q2-23 PRODUCTION BY COMMODITY (BOE) Commodity Type Oil Gas 60% 40% Investor Presentation September 2023 | 5 NOG

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