|
2025-02-10 |
2025-02-10 |
B
Purchase
|
JOHNSON DENNIS W
Non-Executive Director
|
30,000
+20.0%
16.64
USD 499,200
|
30,000
+20.0%
|
16.64
|
USD 499,200
|
|
|
2024-05-08 |
2024-05-07 |
B
Purchase
|
Johnson Rob L.
President-WBI Holdings
Officer
|
36,291
+643.2%
25.46
USD 923,970
|
36,291
+643.2%
|
25.46
|
USD 923,970
|
|
|
2024-03-13 |
2024-03-12 |
B
Purchase
|
Rosenthal Dale
Non-Executive Director
|
375
+2.3%
22.55
USD 8,456
|
375
+2.3%
|
22.55
|
USD 8,456
|
|
|
2021-06-15 |
2021-06-14 |
S
Sale
|
EVERIST THOMAS S
Non-Executive Director
|
17,795
-3.1%
33.04
USD 587,876
|
17,795
-3.1%
|
33.04
|
USD 587,876
|
|
|
2021-06-14 |
2021-06-11 |
S
Sale
|
Kivisto Nicole A
President & CEO-Montana-Dakota
Officer
|
7,410
-11.9%
33.26
USD 246,449
|
7,410
-11.9%
|
33.26
|
USD 246,449
|
|
|
2021-06-11 |
2021-06-09 |
S
Sale
|
EVERIST THOMAS S
Non-Executive Director
|
1
-0.0%
33.50
USD 34
|
1
-0.0%
|
33.50
|
USD 34
|
|
|
2021-06-09 |
2021-06-08 |
S
Sale
|
EVERIST THOMAS S
Non-Executive Director
|
50,000
-8.0%
33.51
USD 1,675,700
|
50,000
-8.0%
|
33.51
|
USD 1,675,700
|
|
|
2021-06-08 |
2021-06-07 |
S
Sale
|
EVERIST THOMAS S
Non-Executive Director
|
75,000
-10.7%
33.70
USD 2,527,725
|
75,000
-10.7%
|
33.70
|
USD 2,527,725
|
|
|
2021-06-07 |
2021-06-04 |
S
Sale
|
EVERIST THOMAS S
Non-Executive Director
|
70,678
-9.2%
33.97
USD 2,400,967
|
70,678
-9.2%
|
33.97
|
USD 2,400,967
|
|
|
2020-11-12 |
2020-11-11 |
B
Purchase
|
Vollmer Jason L
VP, CFO & Treasurer
Officer
|
400
+3.8%
24.93
USD 9,970
|
400
+3.8%
|
24.93
|
USD 9,970
|
|
|
2020-11-12 |
2020-11-11 |
B
Purchase
|
Vollmer Jason L
VP, CFO & Treasurer
Officer
|
600
+6.0%
24.93
USD 14,955
|
600
+6.0%
|
24.93
|
USD 14,955
|
|
|
2020-08-21 |
2020-08-20 |
B
Purchase
|
SPARBY DAVID M
Non-Executive Director
|
2,000
+10.6%
22.52
USD 45,040
|
2,000
+10.6%
|
22.52
|
USD 45,040
|
|
|
2020-05-18 |
2020-05-18 |
B
Purchase
|
Link Margaret A
VP and CIO
Officer
|
5,000
+inf%
21.39
USD 106,949
|
5,000
+inf%
|
21.39
|
USD 106,949
|
|
|
2020-05-15 |
2020-05-14 |
B
Purchase
|
JOHNSON DENNIS W
Non-Executive Director
|
5,000
+5.0%
18.80
USD 93,975
|
5,000
+5.0%
|
18.80
|
USD 93,975
|
|
|
2020-05-14 |
2020-05-14 |
B
Purchase
|
Barney David C
President & CEO-Knife River
Officer
|
1,500
+4.0%
19.95
USD 29,925
|
1,500
+4.0%
|
19.95
|
USD 29,925
|
|
|
2020-05-14 |
2020-05-13 |
B
Purchase
|
Vollmer Jason L
VP, CFO & Treasurer
Officer
|
1,000
+11.4%
19.62
USD 19,615
|
1,000
+11.4%
|
19.62
|
USD 19,615
|
|
|
2020-05-14 |
2020-05-13 |
B
Purchase
|
SPARBY DAVID M
Non-Executive Director
|
4,000
+27.0%
20.16
USD 80,640
|
4,000
+27.0%
|
20.16
|
USD 80,640
|
|
|
2020-05-18 |
2020-05-12 |
B
Purchase
|
Barth Stephanie A
VP, CAO & Controller
Officer
|
1,278
+65.8%
21.07
USD 26,925
|
1,278
+65.8%
|
21.07
|
USD 26,925
|
|
|
2020-05-13 |
2020-05-12 |
B
Purchase
|
Goodin David L
President & CEO
Executive Director
|
5,000
+1.9%
20.16
USD 100,820
|
5,000
+1.9%
|
20.16
|
USD 100,820
|
|
|
2020-03-10 |
2020-03-09 |
B
Purchase
|
Vollmer Jason L
VP, CFO & Treasurer
Officer
|
200
+2.4%
27.32
USD 5,463
|
200
+2.4%
|
27.32
|
USD 5,463
|
|
|
2020-03-10 |
2020-03-09 |
B
Purchase
|
Vollmer Jason L
VP, CFO & Treasurer
Officer
|
1,000
+13.4%
27.31
USD 27,310
|
1,000
+13.4%
|
27.31
|
USD 27,310
|
|
|
2019-05-31 |
2019-05-30 |
B
Purchase
|
Goodin David L
Pres. and CEO-MDU Resources
Executive Director
|
1,824
+0.7%
24.45
USD 44,597
|
1,824
+0.7%
|
24.45
|
USD 44,597
|
|
|
2019-05-31 |
2019-05-30 |
B
Purchase
|
Goodin David L
Pres. and CEO-MDU Resources
Executive Director
|
3,176
+1.3%
24.45
USD 77,637
|
3,176
+1.3%
|
24.45
|
USD 77,637
|
|
|
2019-05-31 |
2019-05-30 |
B
Purchase
|
Ryan Edward A
Non-Executive Director
|
2,000
+16.4%
24.81
USD 49,620
|
2,000
+16.4%
|
24.81
|
USD 49,620
|
|
|
2019-05-31 |
2019-05-30 |
B
Purchase
|
Ryan Edward A
Non-Executive Director
|
1,500
+14.0%
24.80
USD 37,200
|
1,500
+14.0%
|
24.80
|
USD 37,200
|
|
|
2019-05-20 |
2019-05-17 |
B
Purchase
|
SPARBY DAVID M
Non-Executive Director
|
2,500
+46.2%
25.20
USD 63,000
|
2,500
+46.2%
|
25.20
|
USD 63,000
|
|
|
2019-03-14 |
2019-03-14 |
B
Purchase
|
SPARBY DAVID M
Non-Executive Director
|
3,000
+173.8%
25.75
USD 77,250
|
3,000
+173.8%
|
25.75
|
USD 77,250
|
|
|
2018-03-13 |
2018-03-13 |
B
Purchase
|
Barth Stephanie A
VP, CAO & Controller
|
377
+32.5%
27.07
USD 10,205
|
377
+32.5%
|
27.07
|
USD 10,205
|
|
|
2017-08-14 |
2017-08-11 |
B
Purchase
|
Goodin David L
Pres. and CEO-MDU Resources
Executive Director
|
5,000
+5.5%
25.57
USD 127,870
|
5,000
+5.5%
|
25.57
|
USD 127,870
|
|
|
2016-11-30 |
2016-11-29 |
S
Sale
|
MOSS PATRICIA L
Non-Executive Director
|
4,050
-5.1%
28.30
USD 114,615
|
4,050
-5.1%
|
28.30
|
USD 114,615
|
|
|
2016-08-25 |
2016-08-24 |
S
Sale
|
EVERIST THOMAS S
Non-Executive Director
|
30,000
-3.8%
23.44
USD 703,053
|
30,000
-3.8%
|
23.44
|
USD 703,053
|
|
|
2016-08-24 |
2016-08-23 |
S
Sale
|
EVERIST THOMAS S
Non-Executive Director
|
30,000
-3.6%
23.68
USD 710,493
|
30,000
-3.6%
|
23.68
|
USD 710,493
|
|
|
2016-08-23 |
2016-08-22 |
S
Sale
|
EVERIST THOMAS S
Non-Executive Director
|
30,000
-3.5%
23.58
USD 707,532
|
30,000
-3.5%
|
23.58
|
USD 707,532
|
|
|
2016-08-22 |
2016-08-19 |
S
Sale
|
EVERIST THOMAS S
Non-Executive Director
|
30,000
-3.4%
23.40
USD 701,919
|
30,000
-3.4%
|
23.40
|
USD 701,919
|
|
|
2016-08-19 |
2016-08-18 |
S
Sale
|
EVERIST THOMAS S
Non-Executive Director
|
30,000
-3.3%
23.44
USD 703,179
|
30,000
-3.3%
|
23.44
|
USD 703,179
|
|
|
2016-08-18 |
2016-08-17 |
S
Sale
|
EVERIST THOMAS S
Non-Executive Director
|
30,000
-3.2%
23.16
USD 694,794
|
30,000
-3.2%
|
23.16
|
USD 694,794
|
|
|
2016-08-17 |
2016-08-16 |
S
Sale
|
EVERIST THOMAS S
Non-Executive Director
|
30,000
-3.1%
23.14
USD 694,269
|
30,000
-3.1%
|
23.14
|
USD 694,269
|
|
|
2016-08-16 |
2016-08-15 |
S
Sale
|
EVERIST THOMAS S
Non-Executive Director
|
30,000
-3.0%
23.71
USD 711,150
|
30,000
-3.0%
|
23.71
|
USD 711,150
|
|
|
2016-08-15 |
2016-08-12 |
S
Sale
|
EVERIST THOMAS S
Non-Executive Director
|
30,000
-2.9%
23.61
USD 708,420
|
30,000
-2.9%
|
23.61
|
USD 708,420
|
|
|
2016-08-12 |
2016-08-11 |
S
Sale
|
EVERIST THOMAS S
Non-Executive Director
|
30,000
-2.8%
23.32
USD 699,579
|
30,000
-2.8%
|
23.32
|
USD 699,579
|
|
|
2015-02-27 |
2015-02-26 |
B
Purchase
|
Schwartz Doran N
VP and CFO
Officer
|
1,500
+4.2%
22.74
USD 34,104
|
1,500
+4.2%
|
22.74
|
USD 34,104
|
|
|
2015-02-25 |
2015-02-25 |
B
Purchase
|
NORLAND CYNTHIA J
VP - Administration
Officer
|
430
+3.0%
23.08
USD 9,924
|
430
+3.0%
|
23.08
|
USD 9,924
|
|
|
2015-02-19 |
2015-02-18 |
B
Purchase
|
Schwartz Doran N
VP and CFO
Officer
|
1,000
+2.9%
21.85
USD 21,850
|
1,000
+2.9%
|
21.85
|
USD 21,850
|
|
|
2015-02-18 |
2015-02-17 |
B
Purchase
|
Goodin David L
Pres. & CEO-MDU Resources
Executive Director
|
5,000
+11.1%
21.62
USD 108,100
|
5,000
+11.1%
|
21.62
|
USD 108,100
|
|
|
2014-08-15 |
2014-08-13 |
S
Sale
|
NORLAND CYNTHIA J
VP - Administration
Officer
|
1
-100.0%
30.68
USD 34
|
1
-100.0%
|
30.68
|
USD 34
|
|
|
2014-05-13 |
2014-05-12 |
S
Sale
|
JOHNSON DENNIS W
Non-Executive Director
|
5,467
-6.8%
34.78
USD 190,160
|
5,467
-6.8%
|
34.78
|
USD 190,160
|
|
|
2014-05-13 |
2014-05-12 |
S
Sale
|
SANDNESS PAUL K
General Counsel and Secretary
Officer
|
10,034
-49.1%
34.49
USD 346,075
|
10,034
-49.1%
|
34.49
|
USD 346,075
|
|
|
2014-05-13 |
2014-05-12 |
S
Sale
|
NORLAND CYNTHIA J
VP - Administration
Officer
|
17,926
-90.1%
34.49
USD 618,266
|
17,926
-90.1%
|
34.49
|
USD 618,266
|
|
|
2014-05-13 |
2014-05-12 |
S
Sale
|
Morehouse Kenneth Frank
President & CEO-Montana-Dakota
Officer
|
3,000
-40.2%
34.79
USD 104,357
|
3,000
-40.2%
|
34.79
|
USD 104,357
|
|
|
2014-02-24 |
2014-02-21 |
S
Sale
|
Connors William R
VP - Renewable Resources
Officer
|
100
-1.9%
34.76
USD 3,476
|
100
-1.9%
|
34.76
|
USD 3,476
|
|
|
2014-02-24 |
2014-02-21 |
S
Sale
|
Connors William R
VP - Renewable Resources
Officer
|
400
-6.9%
34.75
USD 13,900
|
400
-6.9%
|
34.75
|
USD 13,900
|
|
|
2014-02-24 |
2014-02-21 |
S
Sale
|
Connors William R
VP - Renewable Resources
Officer
|
400
-6.5%
34.74
USD 13,896
|
400
-6.5%
|
34.74
|
USD 13,896
|
|
|
2014-02-24 |
2014-02-21 |
S
Sale
|
Mahowald Douglass A
Treasurer & Asst. Secretary
Officer
|
1,973
-62.9%
34.55
USD 68,151
|
1,973
-62.9%
|
34.55
|
USD 68,151
|
|
|
2014-02-24 |
2014-02-21 |
S
Sale
|
Connors William R
VP - Renewable Resources
Officer
|
1,300
-17.3%
34.73
USD 45,153
|
1,300
-17.3%
|
34.73
|
USD 45,153
|
|
|
2014-02-21 |
2014-02-20 |
S
Sale
|
Mahowald Douglass A
Treasurer & Asst. Secretary
Officer
|
1,200
-16.3%
34.92
USD 41,906
|
1,200
-16.3%
|
34.92
|
USD 41,906
|
|
|
2014-02-21 |
2014-02-20 |
S
Sale
|
Mahowald Douglass A
Treasurer & Asst. Secretary
Officer
|
570
-7.2%
34.91
USD 19,899
|
570
-7.2%
|
34.91
|
USD 19,899
|
|
|
2014-02-20 |
2014-02-19 |
S
Sale
|
Bietz Steven L
Pres. & CEO - WBI Energy, Inc.
Officer
|
10,257
-22.8%
34.51
USD 354,019
|
10,257
-22.8%
|
34.51
|
USD 354,019
|
|
|
2013-08-09 |
2013-08-08 |
S
Sale
|
JOHNSON DENNIS W
Non-Executive Director
|
7,700
-9.3%
29.00
USD 223,314
|
7,700
-9.3%
|
29.00
|
USD 223,314
|
|
|
2013-06-27 |
2013-06-25 |
B
Purchase
|
Kivisto Nicole A
VP, Controller & CAO
Officer
|
315
+7.1%
25.02
USD 7,883
|
315
+7.1%
|
25.02
|
USD 7,883
|
|
|
2013-06-27 |
2013-06-25 |
B
Purchase
|
Kivisto Nicole A
VP, Controller & CAO
Officer
|
100
+2.3%
25.03
USD 2,503
|
100
+2.3%
|
25.03
|
USD 2,503
|
|
|
2013-06-27 |
2013-06-25 |
B
Purchase
|
Kivisto Nicole A
VP, Controller & CAO
Officer
|
100
+2.4%
25.03
USD 2,503
|
100
+2.4%
|
25.03
|
USD 2,503
|
|
|
2013-06-24 |
2013-06-21 |
B
Purchase
|
Schwartz Doran N
VP and CFO
Officer
|
1,500
+7.6%
24.52
USD 36,780
|
1,500
+7.6%
|
24.52
|
USD 36,780
|
|
|
2013-06-24 |
2013-06-20 |
B
Purchase
|
Schwartz Doran N
VP and CFO
Officer
|
100
+0.5%
24.51
USD 2,451
|
100
+0.5%
|
24.51
|
USD 2,451
|
|
|
2013-06-24 |
2013-06-20 |
B
Purchase
|
Schwartz Doran N
VP and CFO
Officer
|
1,400
+7.7%
24.52
USD 34,328
|
1,400
+7.7%
|
24.52
|
USD 34,328
|
|
|
2013-06-21 |
2013-06-20 |
B
Purchase
|
Goodin David L
Pres. & CEO-MDU Resources
Executive Director
|
5,000
+27.6%
24.40
USD 122,000
|
5,000
+27.6%
|
24.40
|
USD 122,000
|
|
|
2013-06-18 |
2013-06-18 |
S
Sale
|
EVERIST THOMAS S
Non-Executive Director
|
30,000
-2.7%
25.47
USD 764,181
|
30,000
-2.7%
|
25.47
|
USD 764,181
|
|
|
2013-06-18 |
2013-06-17 |
S
Sale
|
EVERIST THOMAS S
Non-Executive Director
|
30,000
-2.7%
25.27
USD 758,082
|
30,000
-2.7%
|
25.27
|
USD 758,082
|
|
|
2013-06-17 |
2013-06-14 |
S
Sale
|
EVERIST THOMAS S
Non-Executive Director
|
30,000
-2.6%
25.06
USD 751,800
|
30,000
-2.6%
|
25.06
|
USD 751,800
|
|
|
2013-06-14 |
2013-06-13 |
S
Sale
|
EVERIST THOMAS S
Non-Executive Director
|
30,000
-2.5%
25.03
USD 750,801
|
30,000
-2.5%
|
25.03
|
USD 750,801
|
|
|
2013-06-13 |
2013-06-12 |
S
Sale
|
EVERIST THOMAS S
Non-Executive Director
|
30,000
-2.5%
25.08
USD 752,451
|
30,000
-2.5%
|
25.08
|
USD 752,451
|
|
|
2013-06-12 |
2013-06-11 |
S
Sale
|
EVERIST THOMAS S
Non-Executive Director
|
30,000
-2.4%
25.32
USD 759,609
|
30,000
-2.4%
|
25.32
|
USD 759,609
|
|
|
2013-06-10 |
2013-06-10 |
S
Sale
|
EVERIST THOMAS S
Non-Executive Director
|
30,000
-2.3%
25.54
USD 766,071
|
30,000
-2.3%
|
25.54
|
USD 766,071
|
|
|
2013-06-10 |
2013-06-07 |
S
Sale
|
EVERIST THOMAS S
Non-Executive Director
|
30,000
-2.3%
25.27
USD 758,103
|
30,000
-2.3%
|
25.27
|
USD 758,103
|
|
|
2013-06-07 |
2013-06-06 |
S
Sale
|
EVERIST THOMAS S
Non-Executive Director
|
30,000
-2.2%
25.13
USD 753,990
|
30,000
-2.2%
|
25.13
|
USD 753,990
|
|
|
2013-06-06 |
2013-06-05 |
S
Sale
|
EVERIST THOMAS S
Non-Executive Director
|
30,000
-2.2%
25.06
USD 751,671
|
30,000
-2.2%
|
25.06
|
USD 751,671
|
|
