Granite Ridge Investor Presentation Deck

● ● Overview Share Ownership An Improving Vehicle for Investors Expanded public float and increased trading liquidity Reduced sponsor ownership by ~49% Meaningful increase in ADV Improved shareholder base and investor visibility Broader institutional shareholder participation Expansion of equity research coverage ● ● 1. ● Completed warrant exchange in 2023 Added to Russell 2000 Index Ownership Summary as of 9/22/2023 Grey Rock Voting Agreement ¹ Public Float 2. Assets Non Grey Rock Insiders 2 Total Strategy & Execution Grey Rock Voting Agreement 50.3% Shares 67,792,927 66,873,906 175,146 Ownership Summary 134,841,979 Grey Rock Energy Partners GP III, L.P., Grey Rock Energy Partners GP II, L.P., and Mathew Miller, Griffin Perry, Thaddeus Darden and Kirk Lazarine entered into a Stockholder Voting Agreement on August 25th, 2023. Non Grey Rock Insiders consists of Granite Ridge management and its three independent directors. Appendix Non Grey Rock Insiders 0.1% Public Float 49.6% % 50.3% 49.6% 0.1% 100.0% GRANITE RIDGE 18

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