DEWALCH D MARK purchased 13.0% of their position (72.73K shares) of BLACK STONE MINERALS, L.P. on the open market
Open‑market purchase worth $985.4K — a moderate purchase. The strongest form of insider conviction signal.
P · 2 purchases
Filed: 6/2/2026ACC: 0001638259-26-000010
+72.73K
Net shares
Net buyer
$985.4K
Total acquired
2
Open market trades
2B · 0S
2
Total transactions
72.73K acquired
Non-Derivative Transactions2
Common units representing limited partner interests
Indirect
Shares
+36.36K
Price / share
$13.48
Trade value
$490.03K
% of position
6.5%
5/29/2026
558.52K→594.88K
Common units representing limited partner interests
Indirect
Shares
+36.36K
Price / share
$13.62
Trade value
$495.33K
% of position
6.1%
6/1/2026
594.88K→631.25K
Total
Net shares
+72.73K
Net value
$985.35K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common units representing limited partner interests Indirect | 5/29/2026 | P · Purchase | +36.36K | $13.48 | $490.03K | 6.5% | 558.52K | 594.88K |
| Common units representing limited partner interests Indirect | 6/1/2026 | P · Purchase | +36.36K | $13.62 | $495.33K | 6.1% | 594.88K | 631.25K |
| Total | +72.73K | $985.35K | ||||||
Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)3
Common units representing limited partner interests
IndirectShares owned6.75K
Common units representing limited partner interests
IndirectShares owned40.81K
Common units representing limited partner interests
DirectShares owned431.50K
Total
431.50K direct·47.56K indirect479.05K
| Security Title | Shares Owned | Ownership Type |
|---|---|---|
| Common units representing limited partner interests | 6.75K | Indirect |
| Common units representing limited partner interests | 40.81K | Indirect |
| Common units representing limited partner interests | 431.50K | Direct |
| Total | 479.05K | 431.50K direct·47.56K indirect |
Derivative Holdings (Post-Transaction)0
No derivative holdings reported