Latest Insider Transactions at Dorchester Minerals, L.P. (DMLP)
This section provides a real-time view of insider transactions for Dorchester Minerals, L.P. (DMLP). The data is sourced from Form 4 filings with the SEC, which are filed by insiders of DORCHESTER MINERALS, L.P. to disclose their transactions in the company's securities. By reviewing this information, investors can gain insights into the trading activity of DORCHESTER MINERALS, L.P.'s insiders and make more informed investment decisions.
Insider Transaction List
| Date | Insider | Transaction | Ownership Type | Shares Traded | Value / Price |
|---|---|---|---|---|---|
|
Dec 22
2025
|
Dorchester Minerals Operating LP |
BUY
Open market or private purchase
|
Direct |
10,000
+22.21%
|
$220,000
$22.3 P/Share
|
|
Dec 19
2025
|
Dorchester Minerals Operating LP |
BUY
Open market or private purchase
|
Direct |
5,000
+16.66%
|
$110,000
$22.23 P/Share
|
|
Dec 18
2025
|
Dorchester Minerals Operating LP |
BUY
Open market or private purchase
|
Direct |
15,729
+44.0%
|
$346,038
$22.28 P/Share
|
|
Dec 17
2025
|
Dorchester Minerals Operating LP |
BUY
Open market or private purchase
|
Direct |
4,271
+49.9%
|
$93,962
$22.19 P/Share
|
|
Dec 15
2025
|
Bradley J Ehrman Chief Executive Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
1,719
-4.99%
|
-
|
|
Dec 15
2025
|
Bradley J Ehrman Chief Executive Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
4,727
+12.07%
|
-
|
|
Dec 15
2025
|
Leslie A Moriyama Chief Financial Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
1,756
-1.76%
|
-
|
|
Dec 15
2025
|
Leslie A Moriyama Chief Financial Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
4,351
+4.17%
|
-
|
|
Dec 03
2025
|
Leslie A Moriyama Chief Financial Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
1,621
-1.67%
|
-
|
|
Dec 03
2025
|
Leslie A Moriyama Chief Financial Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
4,017
+3.97%
|
-
|
|
Dec 03
2025
|
Bradley J Ehrman Chief Executive Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
1,749
-5.56%
|
-
|
|
Dec 03
2025
|
Bradley J Ehrman Chief Executive Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
4,810
+13.26%
|
-
|
|
Dec 03
2025
|
Frank Damon Box Director |
BUY
Open market or private purchase
|
Direct |
5,000
+35.71%
|
$105,000
$21.96 P/Share
|
|
Dec 01
2025
|
Leslie A Moriyama Chief Financial Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
6,456
-6.48%
|
$135,576
$21.63 P/Share
|
|
Dec 01
2025
|
Leslie A Moriyama Chief Financial Officer |
BUY
Grant, award, or other acquisition
|
Direct |
16,000
+13.83%
|
$336,000
$21.63 P/Share
|
|
Dec 01
2025
|
Bradley J Ehrman Chief Executive Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
6,543
-19.71%
|
$137,403
$21.63 P/Share
|
|
Dec 01
2025
|
Bradley J Ehrman Chief Executive Officer |
BUY
Grant, award, or other acquisition
|
Direct |
18,000
+35.16%
|
$378,000
$21.63 P/Share
|
|
Nov 28
2025
|
Robert C Vaughn Director |
BUY
Open market or private purchase
|
Direct |
195
+0.94%
|
$4,095
$21.36 P/Share
|
|
Nov 28
2025
|
Dorchester Minerals Operating LP |
SELL
Other acquisition or disposition
|
Direct |
58,000
-99.97%
|
$1,218,000
$21.95 P/Share
|
|
Nov 26
2025
|
Bradley J Ehrman Chief Executive Officer |
BUY
Open market or private purchase
|
Indirect |
2,487
+2.01%
|
$52,227
$21.6 P/Share
|
|
Nov 25
2025
|
Leslie A Moriyama Chief Financial Officer |
BUY
Open market or private purchase
|
Direct |
3,041
+3.51%
|
$63,861
$21.5 P/Share
|
|
Nov 25
2025
|
Robert C Vaughn Director |
BUY
Open market or private purchase
|
Direct |
4,615
+9.64%
|
$96,915
$21.4 P/Share
|
|
Nov 25
2025
|
Bradley J Ehrman Chief Executive Officer |
BUY
Open market or private purchase
|
Indirect |
1,000
+0.84%
|
$21,000
$21.26 P/Share
|
|
Sep 05
2025
|
Frank Damon Box Director |
BUY
Open market or private purchase
|
Direct |
4,000
+50.0%
|
$100,000
$25.57 P/Share
|
|
Apr 30
2025
|
Dorchester Minerals Operating LP |
BUY
Open market or private purchase
|
Direct |
10,000
+14.7%
|
$280,000
$28.76 P/Share
|
|
Mar 03
2025
|
Bradley J Ehrman Chief Executive Officer |
BUY
Open market or private purchase
|
Indirect |
3,356
+2.77%
|
$97,324
$29.8 P/Share
|
|
Feb 06
2025
|
Dorchester Minerals Operating LP |
BUY
Open market or private purchase
|
Direct |
335
+0.69%
|
$10,385
$31.06 P/Share
|
|
Feb 04
2025
|
Dorchester Minerals Operating LP |
BUY
Open market or private purchase
|
Direct |
6,500
+12.0%
|
$195,000
$30.9 P/Share
|
|
Jan 31
2025
|
Dorchester Minerals Operating LP |
BUY
Open market or private purchase
|
Direct |
7,500
+15.41%
|
$232,500
$31.69 P/Share
|
|
Dec 30
2024
|
Dorchester Minerals Operating LP |
BUY
Open market or private purchase
|
Direct |
954
+0.92%
|
$31,482
$33.13 P/Share
|
|
Dec 26
2024
|
Dorchester Minerals Operating LP |
BUY
Open market or private purchase
|
Direct |
4,000
+10.89%
|
$128,000
$32.86 P/Share
|
|
Dec 23
2024
|
Dorchester Minerals Operating LP |
BUY
Open market or private purchase
|
Direct |
6,500
+7.44%
|
$208,000
$32.23 P/Share
|
|
Dec 13
2024
|
Bradley J Ehrman Chief Executive Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
1,861
-6.49%
|
-
|
|
Dec 13
2024
|
Leslie A Moriyama Chief Financial Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
1,626
-1.98%
|
-
|
|
Dec 13
2024
|
Leslie A Moriyama Chief Financial Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
4,351
+5.02%
|
-
|
|
Dec 12
2024
|
Dorchester Minerals Operating LP |
BUY
Open market or private purchase
|
Direct |
5,005
+7.25%
|
$160,160
$32.84 P/Share
|
|
Dec 11
2024
|
Dorchester Minerals Operating LP |
BUY
Open market or private purchase
|
Direct |
16,995
+18.4%
|
$560,835
$33.0 P/Share
|
|
Dec 03
2024
|
Bradley J Ehrman Chief Executive Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
4,727
+14.15%
|
-
|
|
Dec 03
2024
|
Dorchester Minerals Operating LP |
SELL
Other acquisition or disposition
|
Direct |
66,124
-99.66%
|
$2,248,216
$34.41 P/Share
|
|
Dec 03
2024
|
Bradley J Ehrman Chief Executive Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
5,679
-19.17%
|
$193,086
$34.41 P/Share
|
|
Dec 03
2024
|
Bradley J Ehrman Chief Executive Officer |
BUY
Open market or private purchase
|
Direct |
14,430
+32.76%
|
$490,620
$34.41 P/Share
|
|
Dec 03
2024
|
Leslie A Moriyama Chief Financial Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
5,543
-6.64%
|
$188,462
$34.41 P/Share
|
|
Dec 03
2024
|
Leslie A Moriyama Chief Financial Officer |
BUY
Open market or private purchase
|
Direct |
12,050
+12.62%
|
$409,700
$34.41 P/Share
|
|
Nov 14
2024
|
Leslie A Moriyama Chief Financial Officer |
BUY
Open market or private purchase
|
Direct |
3,218
+4.31%
|
$102,976
$32.6 P/Share
|
|
Jul 19
2024
|
Dorchester Minerals Operating LP |
BUY
Open market or private purchase
|
Direct |
2,900
+1.46%
|
$92,800
$32.23 P/Share
|
|
Jul 17
2024
|
Dorchester Minerals Operating LP |
BUY
Open market or private purchase
|
Direct |
1,878
+2.87%
|
$60,096
$32.5 P/Share
|
|
Jul 16
2024
|
Dorchester Minerals Operating LP |
BUY
Open market or private purchase
|
Direct |
3,000
+2.4%
|
$96,000
$32.32 P/Share
|
|
Jun 17
2024
|
Bradley J Ehrman Chief Executive Officer |
BUY
Open market or private purchase
|
Indirect |
2,800
+2.65%
|
$81,200
$29.5 P/Share
|
|
May 22
2024
|
Dorchester Minerals Operating LP |
BUY
Open market or private purchase
|
Direct |
4,000
+1.38%
|
$124,000
$31.41 P/Share
|
|
May 21
2024
|
Dorchester Minerals Operating LP |
BUY
Open market or private purchase
|
Direct |
6,000
+2.24%
|
$186,000
$31.91 P/Share
|