DeWalch D Mark
SEC insider (Form 3/4/5 filer). CIK 0001638259. Director at Black Stone Minerals, L.P. (BSM). 14 reported Form 4/5 transactions since Sep 2024; latest on Oct 2, 2026. Located in HOUSTON, TX.
Companies DeWalch D Mark has filed insider reports for
- Black Stone Minerals, L.P. (BSM): Director
DeWalch D Mark
CIK: 0001638259
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
Black Stone Minerals, L.P.
Discretionary Trading P&L
Holdings
Transaction History (14 total)
- Oct 2, 2026BSM
Black Stone Minerals, L.P.
AwardDirect1.3K shares at avg. $14.32$19K - Jul 2, 2026BSM
Black Stone Minerals, L.P.
AwardDirect1.3K shares at avg. $13.97$19K - Jun 1, 2026BSM
Black Stone Minerals, L.P.
PurchaseIndirect36.4K shares at avg. $13.62$495K - May 29, 2026BSM
Black Stone Minerals, L.P.
PurchaseIndirect36.4K shares at avg. $13.48$490K - May 28, 2026BSM
Black Stone Minerals, L.P.
PurchaseDirect37.7K shares at avg. $13.21$497K - Apr 2, 2026BSM
Black Stone Minerals, L.P.
AwardDirect1.2K shares at avg. $15.12$19K - Jan 13, 2026BSM
Black Stone Minerals, L.P.
AwardDirect14.3K shares- - Jan 2, 2026BSM
Black Stone Minerals, L.P.
AwardDirect1.4K shares at avg. $13.29$19K - Oct 3, 2025BSM
Black Stone Minerals, L.P.
AwardDirect1.4K shares at avg. $13.14$19K - Jul 3, 2025BSM
Black Stone Minerals, L.P.
AwardDirect1.4K shares at avg. $13.08$19K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Oct 2, 2026 | BSM Black Stone Minerals, L.P. | Award | 1,309 | $14.32 | $18,745 | Direct |
| Jul 2, 2026 | BSM Black Stone Minerals, L.P. | Award | 1,342 | $13.97 | $18,748 | Direct |
| Jun 1, 2026 | BSM Black Stone Minerals, L.P. | Purchase | 36,363 | $13.62 | $495,326 | Indirect |
| May 29, 2026 | BSM Black Stone Minerals, L.P. | Purchase | 36,363 | $13.48 | $490,028 | Indirect |
| May 28, 2026 | BSM Black Stone Minerals, L.P. | Purchase | 37,650 | $13.21 | $497,341 | Direct |
| Apr 2, 2026 | BSM Black Stone Minerals, L.P. | Award | 1,240 | $15.12 | $18,749 | Direct |
| Jan 13, 2026 | BSM Black Stone Minerals, L.P. | Award | 14,255 | - | $0 | Direct |
| Jan 2, 2026 | BSM Black Stone Minerals, L.P. | Award | 1,410 | $13.29 | $18,739 | Direct |
| Oct 3, 2025 | BSM Black Stone Minerals, L.P. | Award | 1,426 | $13.14 | $18,738 | Direct |
| Jul 3, 2025 | BSM Black Stone Minerals, L.P. | Award | 1,433 | $13.08 | $18,744 | Direct |
1-10 of 14 transactions