DeWalch D Mark — insider trades

Stock trades DeWalch D Mark reported on SEC Form 4 at BSM Black Stone Minerals, L.P..

• Jun 1, 2026: bought 72,726 shares of BSM Black Stone Minerals, L.P. ($985K)
• May 28, 2026: bought 37,650 shares of BSM Black Stone Minerals, L.P. ($497K)