|
2026-02-17 |
2026-02-13 |
B
Compra
|
Consejero no ejecutivo
|
1 695
+48.4%
285,83
1.348.203 US$
|
1 695
+48.4%
|
285,83
|
1.348.203 US$
|
|
|
2025-09-09 |
2025-09-08 |
B
Compra
|
CFO
Oficial
|
66 793
-39.4%
298,98
1.612.391 US$
|
66 793
-39.4%
|
298,98
|
1.612.391 US$
|
|
|
2025-08-19 |
2025-08-19 |
B
Compra
|
CFO
Oficial
|
31 964
-7.2%
457,13
2.798.964 US$
|
31 964
-7.2%
|
457,13
|
2.798.964 US$
|
|
|
2025-02-10 |
2025-02-10 |
B
Compra
|
Consejero no ejecutivo
|
30 000
+20.0%
16,64
499.200 US$
|
30 000
+20.0%
|
16,64
|
499.200 US$
|
|
|
2024-05-08 |
2024-05-07 |
B
Compra
|
President-WBI Holdings
Oficial
|
36 291
+643.2%
25,46
923.970 US$
|
36 291
+643.2%
|
25,46
|
923.970 US$
|
|
|
2024-03-13 |
2024-03-12 |
B
Compra
|
Consejero no ejecutivo
|
375
+2.3%
22,55
8.456 US$
|
375
+2.3%
|
22,55
|
8.456 US$
|
|
|
2021-06-15 |
2021-06-14 |
S
Venta
|
Consejero no ejecutivo
|
17 795
-3.1%
33,04
587.876 US$
|
17 795
-3.1%
|
33,04
|
587.876 US$
|
|
|
2021-06-14 |
2021-06-11 |
S
Venta
|
President & CEO-Montana-Dakota
Oficial
|
7 410
-11.9%
33,26
246.449 US$
|
7 410
-11.9%
|
33,26
|
246.449 US$
|
|
|
2021-06-11 |
2021-06-09 |
S
Venta
|
Consejero no ejecutivo
|
1
-0.0%
33,50
34 US$
|
1
-0.0%
|
33,50
|
34 US$
|
|
|
2021-06-09 |
2021-06-08 |
S
Venta
|
Consejero no ejecutivo
|
50 000
-8.0%
33,51
1.675.700 US$
|
50 000
-8.0%
|
33,51
|
1.675.700 US$
|
|
|
2021-06-08 |
2021-06-07 |
S
Venta
|
Consejero no ejecutivo
|
75 000
-10.7%
33,70
2.527.725 US$
|
75 000
-10.7%
|
33,70
|
2.527.725 US$
|
|
|
2021-06-07 |
2021-06-04 |
S
Venta
|
Consejero no ejecutivo
|
70 678
-9.2%
33,97
2.400.967 US$
|
70 678
-9.2%
|
33,97
|
2.400.967 US$
|
|
|
2020-11-12 |
2020-11-11 |
B
Compra
|
VP, CFO & Treasurer
Oficial
|
400
+3.8%
24,93
9.970 US$
|
400
+3.8%
|
24,93
|
9.970 US$
|
|
|
2020-11-12 |
2020-11-11 |
B
Compra
|
VP, CFO & Treasurer
Oficial
|
600
+6.0%
24,93
14.955 US$
|
600
+6.0%
|
24,93
|
14.955 US$
|
|
|
2020-08-21 |
2020-08-20 |
B
Compra
|
Consejero no ejecutivo
|
2 000
+10.6%
22,52
45.040 US$
|
2 000
+10.6%
|
22,52
|
45.040 US$
|
|
|
2020-05-18 |
2020-05-18 |
B
Compra
|
VP and CIO
Oficial
|
5 000
+inf%
21,39
106.948 US$
|
5 000
+inf%
|
21,39
|
106.948 US$
|
|
|
2020-05-15 |
2020-05-14 |
B
Compra
|
Consejero no ejecutivo
|
5 000
+5.0%
18,80
93.975 US$
|
5 000
+5.0%
|
18,80
|
93.975 US$
|
|
|
2020-05-14 |
2020-05-14 |
B
Compra
|
President & CEO-Knife River
Oficial
|
1 500
+4.0%
19,95
29.925 US$
|
1 500
+4.0%
|
19,95
|
29.925 US$
|
|
|
2020-05-14 |
2020-05-13 |
B
Compra
|
VP, CFO & Treasurer
Oficial
|
1 000
+11.4%
19,62
19.615 US$
|
1 000
+11.4%
|
19,62
|
19.615 US$
|
|
|
2020-05-14 |
2020-05-13 |
B
Compra
|
Consejero no ejecutivo
|
4 000
+27.0%
20,16
80.640 US$
|
4 000
+27.0%
|
20,16
|
80.640 US$
|
|
|
2020-05-18 |
2020-05-12 |
B
Compra
|
VP, CAO & Controller
Oficial
|
1 278
+65.8%
21,07
26.925 US$
|
1 278
+65.8%
|
21,07
|
26.925 US$
|
|
|
2020-05-13 |
2020-05-12 |
B
Compra
|
President & CEO
Consejero ejecutivo
|
5 000
+1.9%
20,16
100.820 US$
|
5 000
+1.9%
|
20,16
|
100.820 US$
|
|
|
2020-03-10 |
2020-03-09 |
B
Compra
|
VP, CFO & Treasurer
Oficial
|
200
+2.4%
27,32
5.463 US$
|
200
+2.4%
|
27,32
|
5.463 US$
|
|
|
2020-03-10 |
2020-03-09 |
B
Compra
|
VP, CFO & Treasurer
Oficial
|
1 000
+13.4%
27,31
27.310 US$
|
1 000
+13.4%
|
27,31
|
27.310 US$
|
|
|
2019-05-31 |
2019-05-30 |
B
Compra
|
Pres. and CEO-MDU Resources
Consejero ejecutivo
|
1 824
+0.7%
24,45
44.597 US$
|
1 824
+0.7%
|
24,45
|
44.597 US$
|
|
|
2019-05-31 |
2019-05-30 |
B
Compra
|
Pres. and CEO-MDU Resources
Consejero ejecutivo
|
3 176
+1.3%
24,45
77.637 US$
|
3 176
+1.3%
|
24,45
|
77.637 US$
|
|
|
2019-05-31 |
2019-05-30 |
B
Compra
|
Consejero no ejecutivo
|
2 000
+16.4%
24,81
49.620 US$
|
2 000
+16.4%
|
24,81
|
49.620 US$
|
|
|
2019-05-31 |
2019-05-30 |
B
Compra
|
Consejero no ejecutivo
|
1 500
+14.0%
24,80
37.200 US$
|
1 500
+14.0%
|
24,80
|
37.200 US$
|
|
|
2019-05-20 |
2019-05-17 |
B
Compra
|
Consejero no ejecutivo
|
2 500
+46.2%
25,20
63.000 US$
|
2 500
+46.2%
|
25,20
|
63.000 US$
|
|
|
2019-03-14 |
2019-03-14 |
B
Compra
|
Consejero no ejecutivo
|
3 000
+173.8%
25,75
77.250 US$
|
3 000
+173.8%
|
25,75
|
77.250 US$
|
|
|
2018-03-13 |
2018-03-13 |
B
Compra
|
Barth Stephanie A
VP, CAO & Controller
|
377
+32.5%
27,07
10.205 US$
|
377
+32.5%
|
27,07
|
10.205 US$
|
|
|
2017-08-14 |
2017-08-11 |
B
Compra
|
Goodin David L
Pres. and CEO-MDU Resources
Consejero ejecutivo
|
5 000
+5.5%
25,57
127.870 US$
|
5 000
+5.5%
|
25,57
|
127.870 US$
|
|
|
2016-11-30 |
2016-11-29 |
S
Venta
|
MOSS PATRICIA L
Consejero no ejecutivo
|
4 050
-5.1%
28,30
114.615 US$
|
4 050
-5.1%
|
28,30
|
114.615 US$
|
|
|
2016-08-25 |
2016-08-24 |
S
Venta
|
EVERIST THOMAS S
Consejero no ejecutivo
|
30 000
-3.8%
23,44
703.053 US$
|
30 000
-3.8%
|
23,44
|
703.053 US$
|
|
|
2016-08-24 |
2016-08-23 |
S
Venta
|
EVERIST THOMAS S
Consejero no ejecutivo
|
30 000
-3.6%
23,68
710.493 US$
|
30 000
-3.6%
|
23,68
|
710.493 US$
|
|
|
2016-08-23 |
2016-08-22 |
S
Venta
|
EVERIST THOMAS S
Consejero no ejecutivo
|
30 000
-3.5%
23,58
707.532 US$
|
30 000
-3.5%
|
23,58
|
707.532 US$
|
|
|
2016-08-22 |
2016-08-19 |
S
Venta
|
EVERIST THOMAS S
Consejero no ejecutivo
|
30 000
-3.4%
23,40
701.919 US$
|
30 000
-3.4%
|
23,40
|
701.919 US$
|
|
|
2016-08-19 |
2016-08-18 |
S
Venta
|
EVERIST THOMAS S
Consejero no ejecutivo
|
30 000
-3.3%
23,44
703.179 US$
|
30 000
-3.3%
|
23,44
|
703.179 US$
|
|
|
2016-08-18 |
2016-08-17 |
S
Venta
|
EVERIST THOMAS S
Consejero no ejecutivo
|
30 000
-3.2%
23,16
694.794 US$
|
30 000
-3.2%
|
23,16
|
694.794 US$
|
|
|
2016-08-17 |
2016-08-16 |
S
Venta
|
EVERIST THOMAS S
Consejero no ejecutivo
|
30 000
-3.1%
23,14
694.269 US$
|
30 000
-3.1%
|
23,14
|
694.269 US$
|
|
|
2016-08-16 |
2016-08-15 |
S
Venta
|
EVERIST THOMAS S
Consejero no ejecutivo
|
30 000
-3.0%
23,71
711.150 US$
|
30 000
-3.0%
|
23,71
|
711.150 US$
|
|
|
2016-08-15 |
2016-08-12 |
S
Venta
|
EVERIST THOMAS S
Consejero no ejecutivo
|
30 000
-2.9%
23,61
708.420 US$
|
30 000
-2.9%
|
23,61
|
708.420 US$
|
|
|
2016-08-12 |
2016-08-11 |
S
Venta
|
EVERIST THOMAS S
Consejero no ejecutivo
|
30 000
-2.8%
23,32
699.579 US$
|
30 000
-2.8%
|
23,32
|
699.579 US$
|
|
|
2015-02-27 |
2015-02-26 |
B
Compra
|
Schwartz Doran N
VP and CFO
Oficial
|
1 500
+4.2%
22,74
34.104 US$
|
1 500
+4.2%
|
22,74
|
34.104 US$
|
|
|
2015-02-25 |
2015-02-25 |
B
Compra
|
NORLAND CYNTHIA J
VP - Administration
Oficial
|
430
+3.0%
23,08
9.924 US$
|
430
+3.0%
|
23,08
|
9.924 US$
|
|
|
2015-02-19 |
2015-02-18 |
B
Compra
|
Schwartz Doran N
VP and CFO
Oficial
|
1 000
+2.9%
21,85
21.850 US$
|
1 000
+2.9%
|
21,85
|
21.850 US$
|
|
|
2015-02-18 |
2015-02-17 |
B
Compra
|
Goodin David L
Pres. & CEO-MDU Resources
Consejero ejecutivo
|
5 000
+11.1%
21,62
108.100 US$
|
5 000
+11.1%
|
21,62
|
108.100 US$
|
|
|
2014-08-15 |
2014-08-13 |
S
Venta
|
NORLAND CYNTHIA J
VP - Administration
Oficial
|
1
-100.0%
30,68
34 US$
|
1
-100.0%
|
30,68
|
34 US$
|
|
|
2014-05-13 |
2014-05-12 |
S
Venta
|
JOHNSON DENNIS W
Consejero no ejecutivo
|
5 467
-6.8%
34,78
190.160 US$
|
5 467
-6.8%
|
34,78
|
190.160 US$
|
|
|
2014-05-13 |
2014-05-12 |
S
Venta
|
SANDNESS PAUL K
General Counsel and Secretary
Oficial
|
10 034
-49.1%
34,49
346.075 US$
|
10 034
-49.1%
|
34,49
|
346.075 US$
|
|
|
2014-05-13 |
2014-05-12 |
S
Venta
|
NORLAND CYNTHIA J
VP - Administration
Oficial
|
17 926
-90.1%
34,49
618.266 US$
|
17 926
-90.1%
|
34,49
|
618.266 US$
|
|
|
2014-05-13 |
2014-05-12 |
S
Venta
|
Morehouse Kenneth Frank
President & CEO-Montana-Dakota
Oficial
|
3 000
-40.2%
34,79
104.357 US$
|
3 000
-40.2%
|
34,79
|
104.357 US$
|
|
|
2014-02-24 |
2014-02-21 |
S
Venta
|
Connors William R
VP - Renewable Resources
Oficial
|
100
-1.9%
34,76
3.476 US$
|
100
-1.9%
|
34,76
|
3.476 US$
|
|
|
2014-02-24 |
2014-02-21 |
S
Venta
|
Connors William R
VP - Renewable Resources
Oficial
|
400
-6.9%
34,75
13.900 US$
|
400
-6.9%
|
34,75
|
13.900 US$
|
|
|
2014-02-24 |
2014-02-21 |
S
Venta
|
Connors William R
VP - Renewable Resources
Oficial
|
400
-6.5%
34,74
13.896 US$
|
400
-6.5%
|
34,74
|
13.896 US$
|
|
|
2014-02-24 |
2014-02-21 |
S
Venta
|
Mahowald Douglass A
Treasurer & Asst. Secretary
Oficial
|
1 973
-62.9%
34,55
68.151 US$
|
1 973
-62.9%
|
34,55
|
68.151 US$
|
|
|
2014-02-24 |
2014-02-21 |
S
Venta
|
Connors William R
VP - Renewable Resources
Oficial
|
1 300
-17.3%
34,73
45.153 US$
|
1 300
-17.3%
|
34,73
|
45.153 US$
|
|
|
2014-02-21 |
2014-02-20 |
S
Venta
|
Mahowald Douglass A
Treasurer & Asst. Secretary
Oficial
|
1 200
-16.3%
34,92
41.906 US$
|
1 200
-16.3%
|
34,92
|
41.906 US$
|
|
|
2014-02-21 |
2014-02-20 |
S
Venta
|
Mahowald Douglass A
Treasurer & Asst. Secretary
Oficial
|
570
-7.2%
34,91
19.899 US$
|
570
-7.2%
|
34,91
|
19.899 US$
|
|
|
2014-02-20 |
2014-02-19 |
S
Venta
|
Bietz Steven L
Pres. & CEO - WBI Energy, Inc.
Oficial
|
10 257
-22.8%
34,51
354.019 US$
|
10 257
-22.8%
|
34,51
|
354.019 US$
|
|
|
2013-08-09 |
2013-08-08 |
S
Venta
|
JOHNSON DENNIS W
Consejero no ejecutivo
|
7 700
-9.3%
29,00
223.314 US$
|
7 700
-9.3%
|
29,00
|
223.314 US$
|
|
|
2013-06-27 |
2013-06-25 |
B
Compra
|
Kivisto Nicole A
VP, Controller & CAO
Oficial
|
315
+7.1%
25,02
7.883 US$
|
315
+7.1%
|
25,02
|
7.883 US$
|
|
|
2013-06-27 |
2013-06-25 |
B
Compra
|
Kivisto Nicole A
VP, Controller & CAO
Oficial
|
100
+2.3%
25,03
2.502 US$
|
100
+2.3%
|
25,03
|
2.502 US$
|
|
|
2013-06-27 |
2013-06-25 |
B
Compra
|
Kivisto Nicole A
VP, Controller & CAO
Oficial
|
100
+2.4%
25,03
2.503 US$
|
100
+2.4%
|
25,03
|
2.503 US$
|
|
|
2013-06-24 |
2013-06-21 |
B
Compra
|
Schwartz Doran N
VP and CFO
Oficial
|
1 500
+7.6%
24,52
36.780 US$
|
1 500
+7.6%
|
24,52
|
36.780 US$
|
|
|
2013-06-24 |
2013-06-20 |
B
Compra
|
Schwartz Doran N
VP and CFO
Oficial
|
100
+0.5%
24,51
2.451 US$
|
100
+0.5%
|
24,51
|
2.451 US$
|
|
|
2013-06-24 |
2013-06-20 |
B
Compra
|
Schwartz Doran N
VP and CFO
Oficial
|
1 400
+7.7%
24,52
34.328 US$
|
1 400
+7.7%
|
24,52
|
34.328 US$
|
|
|
2013-06-21 |
2013-06-20 |
B
Compra
|
Goodin David L
Pres. & CEO-MDU Resources
Consejero ejecutivo
|
5 000
+27.6%
24,40
122.000 US$
|
5 000
+27.6%
|
24,40
|
122.000 US$
|
|
|
2013-06-18 |
2013-06-18 |
S
Venta
|
EVERIST THOMAS S
Consejero no ejecutivo
|
30 000
-2.7%
25,47
764.181 US$
|
30 000
-2.7%
|
25,47
|
764.181 US$
|
|
|
2013-06-18 |
2013-06-17 |
S
Venta
|
EVERIST THOMAS S
Consejero no ejecutivo
|
30 000
-2.7%
25,27
758.082 US$
|
30 000
-2.7%
|
25,27
|
758.082 US$
|
|
|
2013-06-17 |
2013-06-14 |
S
Venta
|
EVERIST THOMAS S
Consejero no ejecutivo
|
30 000
-2.6%
25,06
751.800 US$
|
30 000
-2.6%
|
25,06
|
751.800 US$
|
|
|
2013-06-14 |
2013-06-13 |
S
Venta
|
EVERIST THOMAS S
Consejero no ejecutivo
|
30 000
-2.5%
25,03
750.801 US$
|
30 000
-2.5%
|
25,03
|
750.801 US$
|
|
|
2013-06-13 |
2013-06-12 |
S
Venta
|
EVERIST THOMAS S
Consejero no ejecutivo
|
30 000
-2.5%
25,08
752.451 US$
|
30 000
-2.5%
|
25,08
|
752.451 US$
|
|
|
2013-06-12 |
2013-06-11 |
S
Venta
|
EVERIST THOMAS S
Consejero no ejecutivo
|
30 000
-2.4%
25,32
759.609 US$
|
30 000
-2.4%
|
25,32
|
759.609 US$
|
|
|
2013-06-10 |
2013-06-10 |
S
Venta
|
EVERIST THOMAS S
Consejero no ejecutivo
|
30 000
-2.3%
25,54
766.071 US$
|
30 000
-2.3%
|
25,54
|
766.071 US$
|
|