DEWALCH D MARK purchased 9.6% of their position (37.65K shares) of BLACK STONE MINERALS, L.P. on the open market
Open‑market purchase worth $497.3K — a moderate purchase. The strongest form of insider conviction signal.
P · 1 purchase
Filed: 5/28/2026ACC: 0001638259-26-000008
+37.65K
Net shares
Net buyer
$497.3K
Total acquired
1
Open market trades
1B · 0S
1
Total transactions
37.65K acquired
Non-Derivative Transactions1
Common units representing limited partner interests
Direct
Shares
+37.65K
Price / share
$13.21
Trade value
$497.34K
% of position
9.6%
5/28/2026
393.85K→431.50K
Total
Net shares
+37.65K
Net value
$497.34K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common units representing limited partner interests Direct | 5/28/2026 | P · Purchase | +37.65K | $13.21 | $497.34K | 9.6% | 393.85K | 431.50K |
| Total | +37.65K | $497.34K | ||||||
Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)3
Common units representing limited partner interests
IndirectShares owned558.52K
Common units representing limited partner interests
IndirectShares owned6.75K
Common units representing limited partner interests
IndirectShares owned40.81K
Total
606.08K indirect606.08K
| Security Title | Shares Owned | Ownership Type |
|---|---|---|
| Common units representing limited partner interests | 558.52K | Indirect |
| Common units representing limited partner interests | 6.75K | Indirect |
| Common units representing limited partner interests | 40.81K | Indirect |
| Total | 606.08K | 606.08K indirect |
Derivative Holdings (Post-Transaction)0
No derivative holdings reported