Robert C. Vaughn serves as Executive at DORCHESTER MINERALS LP, where they oversee executive responsibilities. Since joining the company, Robert C. Vaughn has executed 38 insider transactions totaling $1.6M, demonstrating a bullish approach to their equity position. Their most recent transaction on Nov 28, 2025 involved purchasing 195 shares valued at $4.2K.
Robert C. Vaughn currently holds 20,547 shares of DORCHESTER MINERALS LP (DMLP), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Robert C. Vaughn has been a net buyer of DMLP stock. They have purchased $1.6M and sold $0 worth of shares.
Robert C. Vaughn's most recent insider trade was on Nov 28, 2025, when they purchased 195 shares at $21.36 per share.
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| $21.39 |
| Discretionary |
| Nov 25, 2025 | DMLP | $91.3K | Purchase | 4,263 | $21.41 | Discretionary |
| Mar 4, 2020 | DMLP | $17.8K | Purchase | 1,200 | $14.82 | Discretionary |
| Mar 4, 2020 | DMLP | $7.4K | Purchase | 500 | $14.77 | Discretionary |
| Mar 4, 2020 | DMLP | $144.1K | Purchase | 9,770 | $14.75 | Discretionary |
| Mar 4, 2020 | DMLP | $9.8K | Purchase | 667 | $14.73 | Discretionary |
| Mar 4, 2020 | DMLP | $9.7K | Purchase | 653 | $14.81 | Discretionary |
| Dec 19, 2017 | DMLP | $29.2K | Purchase | 2,000 | $14.59 | Discretionary |
| Dec 19, 2017 | DMLP | $7.0K | Purchase | 475 | $14.64 | Discretionary |
| Dec 19, 2017 | DMLP | $24.8K | Purchase | 1,702 | $14.60 | Discretionary |
| Dec 19, 2017 | DMLP | $2.9K | Purchase | 200 | $14.58 | Discretionary |
| Dec 19, 2017 | DMLP | $35.0K | Purchase | 2,398 | $14.60 | Discretionary |
| Dec 19, 2017 | DMLP | $10.2K | Purchase | 700 | $14.60 | Discretionary |
| Dec 6, 2017 | DMLP | $42.8K | Purchase | 2,900 | $14.75 | Discretionary |
| Dec 6, 2017 | DMLP | $2.7K | Purchase | 186 | $14.70 | Discretionary |
| Dec 6, 2017 | DMLP | $16.2K | Purchase | 1,100 | $14.75 | Discretionary |
| Dec 5, 2017 | DMLP | $29.3K | Purchase | 2,000 | $14.65 | Discretionary |
| Jun 30, 2017 | DMLP | $769.1K | Purchase | 51,339 | $14.98 | Discretionary |
| Aug 12, 2015 | DMLP | $33.9K | Purchase | 2,278 | $14.90 | Discretionary |
| Dec 10, 2014 | DMLP | $0 | Will Acquisition | 875 | $N/A | Discretionary |
| Jun 9, 2014 | DMLP | $0 | Gift | 9,863 | $N/A | Discretionary |
| Jun 9, 2014 | DMLP | $0 | Gift | 9,862 | $N/A | Discretionary |
| Jun 9, 2014 | DMLP | $0 | Gift | 9,861 | $N/A | Discretionary |
| Nov 30, 2009 | DMLP | $0 | Gift | 19,090 | $N/A | Discretionary |
| Dec 11, 2008 | DMLP | $31.5K | Purchase | 2,070 | $15.20 | Discretionary |
| Dec 2, 2008 | DMLP | $3.6K | Purchase | 200 | $17.98 | Discretionary |
| Dec 2, 2008 | DMLP | $2.3K | Purchase | 128 | $17.72 | Discretionary |
| Dec 2, 2008 | DMLP | $22.1K | Purchase | 1,200 | $18.40 | Discretionary |
| Dec 2, 2008 | DMLP | $51.7K | Purchase | 2,870 | $18.00 | Discretionary |