Bradley J. Ehrman - SEC Form 4 Insider Trading Activity
Summary
Updated Aug 3, 2026
Bradley J. Ehrman has filed 1 SEC Form 4 filing across 1 company in the last 90 days - buying. Lifetime open-market purchases: $679K.
Profile
Bradley J. Ehrman serves as Chief Executive Officer of DORCHESTER MINERALS, L.P. (DMLP). Ehrman has reported 6 insider filings with the SEC since 2024. The most recent filing was in May 2026.
| Role | Chief Executive Officer |
|---|---|
| Notability | 40/100 |
Board memberships
- DORCHESTER MINERALS, L.P.
Reported roles
- Chief Executive Officer
Track Record
InsiderAlpha computes a forward-return-based score for every insider with enough Form 4 purchase history. The metrics below reflect realised performance after each tracked open-market purchase.
| Total purchases tracked | 3 |
|---|
Trading Pattern
InsiderAlpha's records for Bradley J. Ehrman go back to 2024: 6 primary Form 4 filings, an average of 2.0 per year. The typical open-market purchase is $170K (4 buys totaling $679K). The largest single buy on record is $497K of DMLP in 2024. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Career & Filing History
Every role Bradley J. Ehrman has reported on a Form 4, reconstructed from the filings themselves - reporting insiders must state their relationship to the issuer (officer title, director seat, or 10% ownership) on every filing.
- Chief Executive Officer at DORCHESTER MINERALS, L.P. (DMLP) - 6 filings, 2024 to 2026
Recent Transactions
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-05-12 | DMLP | DORCHESTER MINERALS, L.P. | P - Open-market purchase | 4.0K | $26.78 | $107K |
| 2025-12-05 | DMLP | DORCHESTER MINERALS, L.P. | F - Tax withholding / forfeiture | 1.7K | $0.00 | |
| 2025-12-05 | DMLP | DORCHESTER MINERALS, L.P. | M - Option exercise | 4.8K | $0.00 | |
| 2025-12-03 | DMLP | DORCHESTER MINERALS, L.P. | F - Tax withholding / forfeiture | 6.5K | $21.63 | $142K |
| 2025-12-03 | DMLP | DORCHESTER MINERALS, L.P. | A - Grant or award | 18.0K | $21.63 | $389K |
| 2025-11-26 | DMLP | DORCHESTER MINERALS, L.P. | P - Open-market purchase | 2.5K | $21.60 | $54K |
| 2025-11-26 | DMLP | DORCHESTER MINERALS, L.P. | P - Open-market purchase | 1.0K | $21.26 | $21K |
| 2024-12-17 | DMLP | DORCHESTER MINERALS, L.P. | F - Tax withholding / forfeiture | 1.9K | $0.00 | |
| 2024-12-17 | DMLP | DORCHESTER MINERALS, L.P. | M - Option exercise | 4.7K | $0.00 | |
| 2024-12-05 | DMLP | DORCHESTER MINERALS, L.P. | F - Tax withholding / forfeiture | 5.7K | $34.41 | $195K |
| 2024-12-05 | DMLP | DORCHESTER MINERALS, L.P. | P - Open-market purchase | 14.4K | $34.41 | $497K |
Companies - Last 90 Days
- DORCHESTER MINERALS, L.P. (DMLP) - 1 filing, last 2026-05-12
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades at the companies Bradley J. Ehrman has recently filed at. Multiple unrelated insiders buying the same stock within a short window - cluster buying - has historically been one of the strongest Form 4 signals.
- DORCHESTER MINERALS OPERATING LP - $924K of DMLP open-market activity in the last 12 months
- Frank Damon Box - $212K of DMLP open-market activity in the last 12 months
- Robert C. Vaughn - $103K of DMLP open-market activity in the last 12 months
- Leslie A. Moriyama - $65K of DMLP open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
- Daniel Jordan Brand
- BROADWOOD PARTNERS, L.P.
- Ronald W. Burkle
- BVF PARTNERS L P/IL
- de Retraite D'Hydro-Quebec Caisse
- Kevin T. Callahan
- Michael Cannon-Brookes
- CANTOR FITZGERALD & CO.
Frequently Asked Questions
Who is Bradley J. Ehrman?
Bradley J. Ehrman serves as Chief Executive Officer of DORCHESTER MINERALS, L.P. (DMLP). Ehrman has reported 6 insider filings with the SEC since 2024. The most recent filing was in May 2026.…
How many SEC Form 4 filings has Bradley J. Ehrman submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has Bradley J. Ehrman been buying or selling stock?
Recorded transactions: 4 open-market purchases ($679K) and 0 open-market sales across all tracked filings.
How accurate is Bradley J. Ehrman's historical track record?
Across 3 tracked purchases, Bradley J. Ehrman averaged no 30-day data yet with a win rate pending. InsiderAlpha rates the track record at –/5 stars.
Where can I see all of Bradley J. Ehrman's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Learn More
Open the live Bradley J. Ehrman profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.