DORCHESTER MINERALS OPERATING LP
SEC Form 4 insider trading activity
DORCHESTER MINERALS OPERATING LP has filed 6 SEC Form 4 filings (13 transaction rows) across 1 company, with disclosures dating back to 2025. 6 of those filings fall inside the rolling window. Most recent filing: Jun 2, 2026.
On the most recent filing, DORCHESTER MINERALS OPERATING LP is listed as Insider at DORCHESTER MINERALS, L.P. Inside the rolling window, DORCHESTER MINERALS OPERATING LP reported 9 open-market purchases totaling $1.7M in DMLP and no open-market sales. The largest disclosed transaction in the window is a purchase of 15,729 DMLP shares on Dec 18, 2025, worth $350K.
Companies traded
Other insiders at DMLP
Insider Buying
$1.7M
reported purchases (SEC code P)
Insider Selling
$0
reported sales (SEC code S)
Companies
1
in the rolling window
| Source | |||||||
|---|---|---|---|---|---|---|---|
| DMLP | Entity Under Common Control | Purchase | 7,500 | $207K | Jun 2 | SEC ↗ | |
| DMLP | Entity Under Common Control | Purchase | 7,500 | $212K | May 22 | SEC ↗ | |
| DMLP | Entity Under Common Control | Purchase | 10,000 | $253K | Feb 13 | SEC ↗ | |
| DMLP | Entity Under Common Control | Purchase | 5,000 | $125K | Feb 13 | SEC ↗ | |
| DMLP | Entity Under Common Control | Purchase | 5,000 | $126K | Feb 13 | SEC ↗ | |
| DMLP | Entity Under Common Control | Purchase | 5,000 | $111K | Dec 23 | SEC ↗ | |
| DMLP | Entity Under Common Control | Purchase | 10,000 | $223K | Dec 23 | SEC ↗ | |
| DMLP | Entity Under Common Control | Purchase | 4,271 | $95K | Dec 19 | SEC ↗ | |
| DMLP | Entity Under Common Control | Purchase | 15,729 | $350K | Dec 19 | SEC ↗ |
Frequently asked questions
How many SEC Form 4 filings has DORCHESTER MINERALS OPERATING LP made?
DORCHESTER MINERALS OPERATING LP has filed 6 SEC Form 4 filings (13 transaction rows) across 1 company since 2025.
Which companies does DORCHESTER MINERALS OPERATING LP trade?
DORCHESTER MINERALS OPERATING LP has filed SEC Form 4 disclosures for 1 company, including DMLP.
When was DORCHESTER MINERALS OPERATING LP's most recent SEC Form 4 filing?
DORCHESTER MINERALS OPERATING LP's most recent SEC Form 4 filing on Tracefour is dated Jun 2, 2026.
What is DORCHESTER MINERALS OPERATING LP's total buy and sell value in the current window?
Inside the rolling retention window, DORCHESTER MINERALS OPERATING LP bought $1.7M and sold $0 based on SEC Form 4 filings.
What was DORCHESTER MINERALS OPERATING LP's largest disclosed transaction?
The largest disclosed transaction in the current window is a purchase of 15,729 DMLP shares on 2025-12-18, worth $350K, per SEC Form 4 filings.