when did mdu resources go public

MDU Resources (MDU) went public on November 5, 1987, when it opened at a split-adjusted price of $0.24.

DATEOPENHIGHLOWCLOSEVOLUME
May 2026
$22.500
$22.975
$21.330
$22.140
17,029,348
April 2026
$20.690
$22.680
$20.610
$22.530
30,963,700
March 2026
$20.492
$21.400
$19.615
$20.720
42,711,087
February 2026
$20.323
$21.138
$19.688
$20.542
36,730,810
January 2026
$19.410
$20.850
$19.285
$20.373
42,495,880
December 2025
$20.820
$20.869
$18.833
$19.390
54,475,295
November 2025
$18.847
$21.195
$18.690
$21.027
47,042,895
October 2025
$17.565
$19.853
$17.190
$18.916
63,824,017
September 2025
$15.812
$17.753
$15.528
$17.565
44,811,407
August 2025
$16.897
$17.355
$15.734
$15.929
36,973,200
July 2025
$16.252
$17.019
$15.871
$16.868
27,577,678
June 2025
$16.660
$16.767
$15.621
$16.301
30,435,810
May 2025
$16.505
$17.368
$16.029
$16.680
31,985,022
April 2025
$16.321
$16.713
$14.593
$16.631
35,020,019
March 2025
$16.617
$16.817
$15.828
$16.408
39,311,458
February 2025
$16.713
$17.455
$15.789
$16.607
34,324,698
January 2025
$17.445
$18.205
$16.752
$17.156
43,329,764
December 2024
$19.171
$19.353
$16.930
$17.349
35,628,363
November 2024
$15.031
$19.499
$14.261
$19.162
63,585,287
October 2024
$14.507
$16.159
$14.168
$15.275
84,823,004
September 2024
$13.457
$14.783
$12.925
$14.512
27,697,856
August 2024
$14.169
$14.337
$12.578
$13.531
20,164,745
July 2024
$13.284
$14.379
$12.868
$14.190
20,833,629
June 2024
$13.233
$13.565
$12.599
$13.220
25,708,761
May 2024
$12.950
$13.621
$12.887
$13.228
26,100,477