DORCHESTER MINERALS, L.P. (DMLP)
Data as of , from SEC Form 4 filings.
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About DORCHESTER MINERALS, L.P. (DMLP)
Dorchester Minerals LP operates as the owner of producing and non-producing crude oil and natural gas mineral, royalty, overriding royalty, net profits, and leasehold interests. The company generates revenues from royalties, net profits interests, lease bonuses, and others.
- DALLAS, TX
- 26
- 2003
- Nasdaq
DMLP Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market purchase | 1 | 5,197 | $147K |
DMLP insider transactions (Form 4)
6226 Form 4 filings on record, the earliest from Nov 15, 2024, newest first.
| Traded | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Leslie A. Moriyama - Officer | Open-market purchase | Common Units | 5,197 | $28.30 | $147K | |
| DORCHESTER MINERALS OPERATING LP | Open-market purchase | Common Units | 4,001 | $27.50 | $110K | |
| DORCHESTER MINERALS OPERATING LP | Open-market purchase | Common Units | 2,500 | $27.64 | $69K | |
| DORCHESTER MINERALS OPERATING LP | Open-market purchase | Common Units | 999 | $27.62 | $28K | |
| DORCHESTER MINERALS OPERATING LP | Open-market purchase | Common Units | 1,500 | $28.24 | $42K | |
| DORCHESTER MINERALS OPERATING LP | Open-market purchase | Common Units | 6,000 | $28.32 | $170K | |
| Bradley J. Ehrman - Officer | Open-market purchase | Common Units | 4,000 | $26.78 | $107K | |
| DORCHESTER MINERALS OPERATING LP | Open-market purchase | Common Units | 10,000 | $25.29 | $253K | |
| DORCHESTER MINERALS OPERATING LP | Open-market purchase | Common Units | 5,000 | $25.08 | $125K | |
| DORCHESTER MINERALS OPERATING LP | Open-market purchase | Common Units | 5,000 | $25.29 | $126K | |
| Leslie A. Moriyama - Officer | Option exercise | Common Units | 4,017 | $0.00 | - | |
| Leslie A. Moriyama - Officer | Tax withholding / forfeiture | Common Units | 1,621 | $0.00 | - | |
| Leslie A. Moriyama - Officer | Option exercise | Notional Units | 4,017 | $0.00 | - | |
| Bradley J. Ehrman - Officer | Option exercise | Common Units | 4,810 | $0.00 | - | |
| Bradley J. Ehrman - Officer | Tax withholding / forfeiture | Common Units | 1,749 | $0.00 | - | |
| Bradley J. Ehrman - Officer | Option exercise | Notional Units | 4,810 | $0.00 | - | |
| Frank Damon Box - Director | Open-market purchase | Common Units | 5,000 | $21.97 | $110K | |
| Leslie A. Moriyama - Officer | Grant or award | Common Units | 16,000 | $21.63 | $346K | |
| Leslie A. Moriyama - Officer | Tax withholding / forfeiture | Common Units | 6,456 | $21.63 | $140K | |
| Leslie A. Moriyama - Officer | Grant or award | Notional Units | 16,000 | $0.00 | - | |
| Bradley J. Ehrman - Officer | Grant or award | Common Units | 18,000 | $21.63 | $389K | |
| Bradley J. Ehrman - Officer | Tax withholding / forfeiture | Common Units | 6,543 | $21.63 | $142K | |
| Bradley J. Ehrman - Officer | Grant or award | Notional Units | 18,000 | $0.00 | - | |
| Robert C. Vaughn - Director | Open-market purchase | Common Units | 195 | $21.36 | $4K | |
| DORCHESTER MINERALS OPERATING LP | Other | Common Units | 58,000 | $21.95 | $1.27M | |
| Robert C. Vaughn - Director | Open-market purchase | Common Units | 4,263 | $21.41 | $91K | |
| Robert C. Vaughn - Director | Open-market purchase | Common Units | 352 | $21.39 | $8K | |
| Leslie A. Moriyama - Officer | Open-market purchase | Common Units | 3,041 | $21.50 | $65K | |
| Bradley J. Ehrman - Officer | Open-market purchase | Common Units | 1,000 | $21.26 | $21K | |
| Bradley J. Ehrman - Officer | Open-market purchase | Common Units | 2,487 | $21.60 | $54K | |
| Frank Damon Box - Director | Open-market purchase | Common Units | 4,000 | $25.57 | $102K | |
| DORCHESTER MINERALS OPERATING LP | Open-market purchase | Common Units | 10,000 | $28.76 | $288K | |
| DORCHESTER MINERALS OPERATING LP | Open-market purchase | Common Units | 10 | $33.15 | $332 | |
| DORCHESTER MINERALS OPERATING LP | Open-market purchase | Common Units | 940 | $33.19 | $31K | |
| DORCHESTER MINERALS OPERATING LP | Open-market purchase | Common Units | 4 | $33.06 | $132 | |
| DORCHESTER MINERALS OPERATING LP | Open-market purchase | Common Units | 2,500 | $32.21 | $81K | |
| DORCHESTER MINERALS OPERATING LP | Open-market purchase | Common Units | 3,000 | $32.20 | $97K | |
| DORCHESTER MINERALS OPERATING LP | Open-market purchase | Common Units | 1,000 | $32.27 | $32K | |
| DORCHESTER MINERALS OPERATING LP | Open-market purchase | Common Units | 4,000 | $32.86 | $131K | |
| Leslie A. Moriyama - Officer | Option exercise | Common Units | 4,351 | $0.00 | - | |
| Leslie A. Moriyama - Officer | Tax withholding / forfeiture | Common Units | 1,626 | $0.00 | - | |
| Leslie A. Moriyama - Officer | Option exercise | Notional Units | 4,351 | $0.00 | - | |
| Bradley J. Ehrman - Officer | Option exercise | Common Units | 4,727 | $0.00 | - | |
| Bradley J. Ehrman - Officer | Tax withholding / forfeiture | Common Units | 1,861 | $0.00 | - | |
| Bradley J. Ehrman - Officer | Option exercise | Notional Units | 4,727 | $0.00 | - | |
| DORCHESTER MINERALS OPERATING LP | Open-market purchase | Common Units | 3,000 | $33.00 | $99K | |
| DORCHESTER MINERALS OPERATING LP | Open-market purchase | Common Units | 3,995 | $32.97 | $132K | |
| DORCHESTER MINERALS OPERATING LP | Open-market purchase | Common Units | 4,000 | $33.03 | $132K | |
| DORCHESTER MINERALS OPERATING LP | Open-market purchase | Common Units | 2,000 | $33.05 | $66K | |
| DORCHESTER MINERALS OPERATING LP | Open-market purchase | Common Units | 1,000 | $33.02 | $33K | |
| DORCHESTER MINERALS OPERATING LP | Open-market purchase | Common Units | 1,000 | $32.96 | $33K | |
| DORCHESTER MINERALS OPERATING LP | Open-market purchase | Common Units | 1,000 | $32.99 | $33K | |
| DORCHESTER MINERALS OPERATING LP | Open-market purchase | Common Units | 1,000 | $33.01 | $33K | |
| DORCHESTER MINERALS OPERATING LP | Open-market purchase | Common Units | 3,005 | $32.85 | $99K | |
| DORCHESTER MINERALS OPERATING LP | Open-market purchase | Common Units | 1,000 | $32.84 | $33K | |
| DORCHESTER MINERALS OPERATING LP | Open-market purchase | Common Units | 1,000 | $32.84 | $33K | |
| Leslie A. Moriyama - Officer | Open-market purchase | Common Units | 12,050 | $34.41 | $415K | |
| Leslie A. Moriyama - Officer | Tax withholding / forfeiture | Common Units | 5,543 | $34.41 | $191K | |
| Bradley J. Ehrman - Officer | Open-market purchase | Common Units | 14,430 | $34.41 | $497K | |
| Bradley J. Ehrman - Officer | Tax withholding / forfeiture | Common Units | 5,679 | $34.41 | $195K | |
| DORCHESTER MINERALS OPERATING LP | Other | Common Units | 66,124 | $34.41 | $2.28M | |
| Leslie A. Moriyama - Officer | Open-market purchase | Common Units | 3,218 | $32.60 | $105K |
Item 2.02, 7.01, 9.01
Item 1.01, 7.01, 9.01
Item 2.02, 5.02, 7.01, 9.01
Item 7.01, 8.01, 9.01
Stock trades in DMLP disclosed by members of the U.S. House in the last 12 months, newest first. Values are the ranges as filed.
| Member | Type | Traded | Disclosed | Value range | Owner | Days to disclose | Filing |
|---|---|---|---|---|---|---|---|
 August PflugerRepublican, TX-11 | Purchase |
DMLP insider trading FAQ
What is the latest insider trade for DMLP?
DORCHESTER MINERALS, L.P. (DMLP) had 1 insider filing in the last 90 days, with the most recent on 19 August 2026. The full record for DMLP runs to 26 Form 4 filings, the earliest from 15 November 2024. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying DMLP stock?
1 insider purchase of DMLP was filed in the last 90 days, totaling $147K.
How many insiders are selling DMLP stock?
No insider sales of DMLP were filed in the last 90 days.
Where can I see DMLP SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects DMLP Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Energy companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Leslie A. Moriyama view on EDGAR
- - DORCHESTER MINERALS OPERATING LP view on EDGAR
- - DORCHESTER MINERALS OPERATING LP view on EDGAR
- - Bradley J. Ehrman view on EDGAR
- - DORCHESTER MINERALS OPERATING LP view on EDGAR
- - Leslie A. Moriyama view on EDGAR
- - Bradley J. Ehrman view on EDGAR
- - Frank Damon Box view on EDGAR
- - Leslie A. Moriyama view on EDGAR
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Learn more
- How to read insider buying signals
- What an open-market purchase by an insider can and cannot tell you.
- Insider activity in Energy
- Where DMLP's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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