Trade Summary

Yesterday, DeWalch D Mark, serving as Dir at Black Stone Minerals, L.P. (BSM), purchased 37,650 shares at $13.21 per share, for a total transaction value of $497,341.44. Following this transaction, DeWalch D Mark now holds 431,495 shares of BSM.

This purchase represents a 9.56% increase in DeWalch D Mark's stake in the company. This is considered a high-conviction trade given the significant change in ownership.

The trade was executed on Thursday, May 28, 2026 and publicly disclosed via SEC Form 4 filing on Thursday, May 28, 2026 at 5:09 PM ET, meaning the disclosure happened on the same day as the trade.

Black Stone Minerals, L.P. operates in the ENERGY sector, specifically within the OIL & GAS E&P industry. Insider buying activity in this sector can provide valuable signals about industry trends and company-specific developments.