Granite Ridge Investor Presentation Deck

Overview 2023 Guidance Update Net Production (Boe/d) Oil % of Production Production Acquisitions ($MM) Inventory Acquisitions ($MM) Development Costs ($MM) 2 Total Capital Expenditures ($MM) Net Wells Turned to Sales Assets LOE / Boe Production Taxes (% of Revenue) ³ Recurring Cash G&A ($MM) 1. Data was previously combined and represented $45MM. 2. Excludes drilling carry. 3. Includes ad valorem taxes. Strategy & Execution Previous 2023 21,000 n/a ¹ n/a ¹ $230 $275 19 $6.50 7% $20 49% 23,000 n/a ¹ n/a ¹ $260 $305 21 $7.50 8% $22 Updated 2023 21,500 $18 $32 $230 $280 19 Appendix $6.50 7% $20 49% 23,000 $18 $32 $260 $310 21 $7.50 8% $22 GRANITE RIDGE 17

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