X0306 4 2023-01-07 0 0001621434 Black Stone Minerals, L.P. BSM 0001499188 Smajstrla Dawn 1001 FANNIN STREET, SUITE 2020 HOUSTON TX 77002 0 1 0 0 VP, Chief Accounting Officer Common units representing limited partner interests 2023-01-07 4 F 0 3896 15.47 D 74452 D For tax withholding purposes, the value of the common units was deemed to be equal to the closing price of BSM common units on January 6, 2023. /s/ Steve Putman, attorney-in-fact for Dawn K. Smajstrla 2023-01-10