DeWalch D Mark bought BSM
May 28, 2026 · Form 4 insider transaction
DeWalch D Mark bought 37,650 shares of Black Stone Minerals, L.P. at $13.21 per share, a transaction worth $497.3K. The trade was recorded as open-market purchase and disclosed on an SEC Form 4, filed 0 days after the transaction.
Direction
Acquired (buy-side)
Shares
37,650
Price
$13.21
Total value
$497.3K
InsiderDeWalch D Mark
Role—
SecurityCommon units representing limited partner interests
Transaction codeP: Open-market purchase
Transaction dateMay 28, 2026
Filing dateMay 28, 2026
Shares owned after431,495
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
The price reported in Column 4 is a weighted average price. These common units were purchased in multiple transactions at prices ranging from $13.19 to $13.205, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of common units purchased at each separate price within the ranges set forth in this footnote.