DORCHESTER MINERALS (DMLP) insider trading activity (SEC Form 4). Over the trailing 90 days, DMLP insiders filed 1 purchases totalling $147K and 0 sales totalling $0 — net BUYING of $147K. Most recent filing: Aug 19, 2026. Insider transactions are a Pro-tier alertable signal in the live Top Tier Newswire terminal — Form 4 filings reach the wire within minutes of acceptance by the SEC. Data shown publicly here is delayed 4 hours.
| Filed | Insider | Role | Type | Shares | Price | Value | |
|---|---|---|---|---|---|---|---|
| Aug 19, 2026 | Moriyama Leslie A | CFO | P Purchase | — | $28.30 | $147K | filing |
| Jun 2, 2026 | Dorchester Minerals Operating LP | Entity Under Common Control | P Purchase | — | $27.56 | $207K | filing |
| May 22, 2026 | Dorchester Minerals Operating LP | Entity Under Common Control | P Purchase | — | $28.30 | $212K | filing |
| May 12, 2026 | Ehrman Bradley J | CEO | P Purchase | — | $26.78 | $107K | filing |