Best Investments/trading ideas for the weekJoin our free webinar on September23,2026.
Let's get started...
Best Investments/trading ideas for the weekJoin our free webinar on September23,2026.
Let's get started...
| Role | Insider | Date | Transaction | Value | Shares |
|---|---|---|---|---|---|
| CFO | MORIYAMA LESLIE A | Aug 19, 2026 | Buy | $147.08K | 5,197 |
| Insider | DORCHESTER MINERALS OPERATING LP | Jun 1, 2026 | Buy | $69.1K | 2,500 |
| Insider | DORCHESTER MINERALS OPERATING LP | Jun 1, 2026 | Buy | $27.59K | 999 |
| Insider | DORCHESTER MINERALS OPERATING LP | Jun 1, 2026 | Buy | $110.03K | 4,001 |
| Insider | DORCHESTER MINERALS OPERATING LP | May 20, 2026 | Buy | $42.36K | 1,500 |
| Insider | DORCHESTER MINERALS OPERATING LP | May 20, 2026 | Buy | $169.92K | 6,000 |
| CEO | EHRMAN BRADLEY J | May 12, 2026 | Buy | $107.12K | 4,000 |
| Insider | DORCHESTER MINERALS OPERATING LP | Feb 13, 2026 | Buy | $126.45K | 5,000 |
| Insider | DORCHESTER MINERALS OPERATING LP | Feb 12, 2026 | Buy | $125.4K | 5,000 |
| Insider | DORCHESTER MINERALS OPERATING LP | Feb 11, 2026 | Buy | $252.9K | 10,000 |
| Insider | DORCHESTER MINERALS OPERATING LP | Dec 22, 2025 | Buy | $222.99K | 10,000 |
| Insider | DORCHESTER MINERALS OPERATING LP | Dec 19, 2025 | Buy | $111.13K | 5,000 |
| Insider | DORCHESTER MINERALS OPERATING LP | Dec 18, 2025 | Buy | $350.42K | 15,729 |
| Insider | DORCHESTER MINERALS OPERATING LP | Dec 17, 2025 | Buy | $94.79K | 4,271 |
| Director | Box Frank Damon | Dec 3, 2025 | Buy | $109.83K | 5,000 |
| Director | VAUGHN ROBERT C | Nov 28, 2025 | Buy | $4.17K | 195 |
| CEO | EHRMAN BRADLEY J | Nov 26, 2025 | Buy | $53.72K | 2,487 |
| CFO | MORIYAMA LESLIE A | Nov 25, 2025 | Buy | $65.38K | 3,041 |
| Director | VAUGHN ROBERT C | Nov 25, 2025 | Buy | $91.27K | 4,263 |
| CEO | EHRMAN BRADLEY J | Nov 25, 2025 | Buy | $21.26K | 1,000 |
| Director | VAUGHN ROBERT C | Nov 25, 2025 | Buy | $7.53K | 352 |
| Director | Box Frank Damon | Sep 5, 2025 | Buy | $102.28K | 4,000 |
| Insider | DORCHESTER MINERALS OPERATING LP | Apr 30, 2025 | Buy | $287.6K | 10,000 |
| CEO | EHRMAN BRADLEY J | Mar 3, 2025 | Buy | $100.01K | 3,356 |
| Insider | DORCHESTER MINERALS OPERATING LP | Feb 6, 2025 | Buy | $10.41K | 335 |
Open-market purchases and sales reported on SEC form 4 over the last 10years. Awards, option exercises, gifts and other non-market form 4 activity are excluded. Chart markers group a day's filings by direction; the table lists each filing.