Black Stone Minerals, L.P. (NYSE:BSM) ("Black Stone," "BSM," or "the Partnership") will host a conference call and webcast presentation for investors and analysts to discuss its current strategic initiatives and outlook on Wednesday, September 17, 2025 at 9:00 a.m. Central Time.

Black Stone recommends participants who do not anticipate asking questions to listen to the call via the live broadcast available at http://investor.blackstoneminerals.com. Analysts and investors who wish to ask questions should dial (800) 715-9871 for domestic participants and (646) 307-1963 for international participants, the conference ID for the call is 1314415. Call participants are advised to call in 10 minutes in advance of the call start time. The presentation will be available ahead of the call and a replay of the conference call will be available approximately two hours after the call through a link on BSM's investor relations website. The Black Stone Minerals team is also available for follow up meetings after the call, and interested participants should send an email to investorrelations@blackstoneminerals.com for scheduling.

About Black Stone Minerals, L.P.

Black Stone Minerals is one of the largest owners of oil and natural gas mineral interests in the United States. The Partnership owns mineral interests and royalty interests in 41 states in the continental United States. Black Stone believes its large, diversified asset base and long-lived, non-cost-bearing mineral and royalty interests provide for stable to growing production and reserves over time, allowing the majority of generated cash flow to be distributed to unitholders.

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Taylor DeWalch

Senior Vice President, Chief Financial Officer, and Treasurer

Telephone: (713) 445-3200

investorrelations@blackstoneminerals.com