Company profile
DORCHESTER MINERALS, L.P. insider acquisitions
Company CIK 0001172358 · Reported insider acquisitions and filing context.
These are company listings. A transaction is linked to a particular security only when the filing provides enough information.
Company activity summary
By transaction date, as of October 23, 2026.
No records are loaded for this 7-day transaction window. This does not establish that no transactions occurred.
Known purchase value sums available amounts for non-derivative purchases only. Missing amounts are excluded. “Currency not specified” does not establish that the amounts share a currency. These summaries use all matching loaded records, while the timeline below covers only the current page.
Transaction timeline
Who reported an acquisition, and when the transaction occurred.
19 dated transactions · 5 of 5 reporting owners shown. Select one owner to focus the chart.
View timeline as a table
| Transaction date | Company / security | Reporting owners | Acquisition type |
|---|---|---|---|
| Dec 22, 2025 | DORCHESTER MINERALS, L.P.Common Units | DORCHESTER MINERALS OPERATING LP | Purchase |
| Dec 19, 2025 | DORCHESTER MINERALS, L.P.Common Units | DORCHESTER MINERALS OPERATING LP | Purchase |
| Dec 18, 2025 | DORCHESTER MINERALS, L.P.Common Units | DORCHESTER MINERALS OPERATING LP | Purchase |
| Dec 17, 2025 | DORCHESTER MINERALS, L.P.Common Units | DORCHESTER MINERALS OPERATING LP | Purchase |
| Dec 15, 2025 | DORCHESTER MINERALS, L.P.Common Units | MORIYAMA LESLIE A | Exercise / conversion |
| Dec 15, 2025 | DORCHESTER MINERALS, L.P.Common Units | EHRMAN BRADLEY J | Exercise / conversion |
| Dec 3, 2025 | DORCHESTER MINERALS, L.P.Common Units | MORIYAMA LESLIE A | Exercise / conversion |
| Dec 3, 2025 | DORCHESTER MINERALS, L.P.Common Units | EHRMAN BRADLEY J | Exercise / conversion |
| Dec 3, 2025 | DORCHESTER MINERALS, L.P.Common Units | Box Frank Damon | Purchase |
| Dec 1, 2025 | DORCHESTER MINERALS, L.P.Notional Units | MORIYAMA LESLIE A | Stock award |
| Dec 1, 2025 | DORCHESTER MINERALS, L.P.Common Units | MORIYAMA LESLIE A | Stock award |
| Dec 1, 2025 | DORCHESTER MINERALS, L.P.Notional Units | EHRMAN BRADLEY J | Stock award |
| Dec 1, 2025 | DORCHESTER MINERALS, L.P.Common Units | EHRMAN BRADLEY J | Stock award |
| Nov 28, 2025 | DORCHESTER MINERALS, L.P.Common Units | VAUGHN ROBERT C | Purchase |
| Nov 25, 2025 | DORCHESTER MINERALS, L.P.Common Units | VAUGHN ROBERT C | Purchase |
| Nov 25, 2025 | DORCHESTER MINERALS, L.P.Common Units | VAUGHN ROBERT C | Purchase |
| Nov 25, 2025 | DORCHESTER MINERALS, L.P.Common Units | MORIYAMA LESLIE A | Purchase |
| Nov 26, 2025 | DORCHESTER MINERALS, L.P.Common Units | EHRMAN BRADLEY J | Purchase |
| Nov 25, 2025 | DORCHESTER MINERALS, L.P.Common Units | EHRMAN BRADLEY J | Purchase |
Only transactions on this page are shown. Date windows end on the latest transaction date in this sample. Joint filings may appear on more than one row. Sales are not included. Share-price charts use a separate data source.
Share price & reported acquisitions
Daily closing prices from a separate source. The date window above also filters prices; reporting-owner and transaction-type selections filter the markers.
Price history is not available
Market-price history is not connected yet.
DMLP · Currency not specified. A marker uses that day's closing price, not the reported transaction price. No price is substituted for a missing trading day.
Reported acquisitions
Filing-date filters apply to the list and timeline. The summary above uses transaction dates.
| Filed / transacted | Reporting owners | Type / security | Quantity | Price / reference value | Details |
|---|---|---|---|---|---|
| Trade: | DORCHESTER MINERALS OPERATING LPEntity Under Common Control | PurchaseCommon UnitsNon-derivative security · Code P | 10,000 | 22.2994Value: 222,994Currency not specified | View ↗ |
| Trade: | DORCHESTER MINERALS OPERATING LPEntity Under Common Control | PurchaseCommon UnitsNon-derivative security · Code P | 5,000 | 22.226Value: 111,130Currency not specified | View ↗ |
| Trade: | DORCHESTER MINERALS OPERATING LPEntity Under Common Control | PurchaseCommon UnitsNon-derivative security · Code P | 15,729 | 22.2787Value: 350,421.6723Currency not specified | View ↗ |
| Trade: | DORCHESTER MINERALS OPERATING LPEntity Under Common Control | PurchaseCommon UnitsNon-derivative security · Code P | 4,271 | 22.1948Value: 94,793.9908Currency not specified | View ↗ |
| Trade: | MORIYAMA LESLIE AChief Financial Officer | Exercise / conversionCommon UnitsNon-derivative security · Code M | 4,351 | 0Value: 0Currency not specified | View ↗ |
| Trade: | EHRMAN BRADLEY JChief Executive Officer | Exercise / conversionCommon UnitsNon-derivative security · Code M | 4,727 | 0Value: 0Currency not specified | View ↗ |
| Trade: | MORIYAMA LESLIE AChief Financial Officer | Exercise / conversionCommon UnitsNon-derivative security · Code M | 4,017 | 0Value: 0Currency not specified | View ↗ |
| Trade: | EHRMAN BRADLEY JChief Executive Officer | Exercise / conversionCommon UnitsNon-derivative security · Code M | 4,810 | 0Value: 0Currency not specified | View ↗ |
| Trade: | Box Frank DamonDirector | PurchaseCommon UnitsNon-derivative security · Code P | 5,000 | 21.965Value: 109,825Currency not specified | View ↗ |
| Trade: | MORIYAMA LESLIE AChief Financial Officer | Stock awardNotional UnitsDerivative security · Code A | 16,000 | 0Value: 0Currency not specified | View ↗ |
| Trade: | MORIYAMA LESLIE AChief Financial Officer | Stock awardCommon UnitsNon-derivative security · Code A | 16,000 | 21.63Value: 346,080Currency not specified | View ↗ |
| Trade: | EHRMAN BRADLEY JChief Executive Officer | Stock awardNotional UnitsDerivative security · Code A | 18,000 | 0Value: 0Currency not specified | View ↗ |
| Trade: | EHRMAN BRADLEY JChief Executive Officer | Stock awardCommon UnitsNon-derivative security · Code A | 18,000 | 21.63Value: 389,340Currency not specified | View ↗ |
| Trade: | VAUGHN ROBERT CDirector | PurchaseCommon UnitsNon-derivative security · Code P | 195 | 21.36Value: 4,165.2Currency not specified | View ↗ |
| Trade: | VAUGHN ROBERT CDirector | PurchaseCommon UnitsNon-derivative security · Code P | 352 | 21.39Value: 7,529.28Currency not specified | View ↗ |
| Trade: | VAUGHN ROBERT CDirector | PurchaseCommon UnitsNon-derivative security · Code P | 4,263 | 21.41Value: 91,270.83Currency not specified | View ↗ |
| Trade: | MORIYAMA LESLIE AChief Financial Officer | PurchaseCommon UnitsNon-derivative security · Code P | 3,041 | 21.5Value: 65,381.5Currency not specified | View ↗ |
| Trade: | EHRMAN BRADLEY JChief Executive Officer | PurchaseCommon UnitsNon-derivative security · Code P | 2,487 | 21.6Value: 53,719.2Currency not specified | View ↗ |
| Trade: | EHRMAN BRADLEY JChief Executive Officer | PurchaseCommon UnitsNon-derivative security · Code P | 1,000 | 21.26Value: 21,260Currency not specified | View ↗ |
19 transactions on this page. Filing date, newest first.
Reporting owners are associated with a filing. Jointly reported amounts are not allocated to individual owners. Historical coverage is still being built. Read the methodology →