Company: BSM
Filing Date: 2025-04-30
Form Type: DEF 14A
Source: 0001193125-25-107202
Chunk: 7

Company: Black Stone Minerals, L.P.
Filing Date: 2025-04-30
Form: DEF 14A
Chunk 7
---
 record or their legal proxy holders as of the Record Date may attend the Annual Meeting. This year’s annual meeting will be a virtual meeting via live webcast on the Internet. You will be able to attend the Annual Meeting, vote and submit your questions during the meeting by visiting https://web.lumiconnect.com/255252993. In order to vote or submit a question during the Annual Meeting, you will need an 11-digit voter control number included on your Notice of Internet Availability of Proxy Materials or proxy card, or provided by Equiniti if you are a beneficial owner with the password of “bsmvirt25”. If you do not have an 11-digit voter control number issued by Equiniti you will be able to listen to the meeting only by registering as a guest. You will not be able to vote or submit your questions during the meeting.

The Annual Meeting will be held at 12:00 p.m., Central Time.**

<div align='center'>4</div>

Revoking Your Proxy If you are a registered holder, you may change your vote or revoke your proxy at any time before the units are voted at the Annual Meeting by:

| • |     | timely delivering a valid, later-dated, executed proxy card; |

| • |     | timely submitting a proxy with new voting instructions through the Internet or by telephone prior to the time the Internet and telephone voting facilities are closed and no longer available (the date and time of which is specified on the Notice of Internet Availability of Proxy Materials); |

| • |     | attending and voting, virtually via the Internet (attending the meeting without voting will not revoke any previously submitted proxy); or |

| • |     | filing a written notice of revocation on or before the date of the Annual Meeting with the General Counsel of Black Stone Minerals, L.P., at 1001 Fannin Street, Suite 2020, Houston, Texas, 77002. |

**If you are a beneficial owner and you submit voting instructions to your intermediary, you may change your vote by submitting new voting instructions in accordance with such intermediary’s procedures. Quorum The holders of a majority of the common units and preferred units (on an as-convertedbasis), in the aggregate, represented by virtual attendance or by proxy shall constitute a quorum at the Annual Meeting, unless any such action requires approval by holders of a greater percentage of the units, in which case the quorum shall be the greater percentage. Proxies received but marked as abstentions and broker non