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
November 2025
$19.1100
$20.9600
$18.9500
$20.9000
18,458,148
October 2025
$17.8100
$20.1300
$17.4300
$19.1800
63,823,976
September 2025
$16.0321
$18.0000
$15.7446
$17.8100
44,810,700
August 2025
$17.1327
$17.5987
$15.9528
$16.1511
36,972,800
July 2025
$16.4783
$17.2615
$16.0916
$17.1029
27,577,100
June 2025
$16.8922
$17.0004
$15.8437
$16.5279
30,435,400
May 2025
$16.7347
$17.6103
$16.2527
$16.9119
31,984,400
April 2025
$16.5479
$16.9512
$14.7966
$16.8627
35,019,900
March 2025
$16.8484
$17.0534
$16.0480
$16.6364
39,310,600
February 2025
$16.9461
$17.6978
$16.0090
$16.8387
34,323,700
January 2025
$17.6880
$18.4591
$16.9851
$17.3951
43,329,000
December 2024
$19.4383
$19.6226
$17.1706
$17.5903
35,628,300
November 2024
$15.2405
$19.7680
$14.4649
$19.4287
63,584,100
October 2024
$14.7170
$16.3928
$14.3732
$15.4958
153,104,439
September 2024
$13.6522
$14.9963
$13.1126
$14.7224
49,994,714
August 2024
$14.3735
$14.5444
$12.7599
$13.7270
36,397,471
July 2024
$13.4758
$14.5873
$13.0537
$14.3949
37,603,932
June 2024
$13.4244
$13.7644
$12.7812
$13.4117
46,042,487
May 2024
$13.1375
$13.8180
$13.0737
$13.4192
47,111,227
April 2024
$13.3819
$13.7116
$12.4621
$13.1320
49,423,974
March 2024
$11.4531
$13.4138
$11.3738
$13.3979
57,900,253
February 2024
$10.3427
$11.4953
$10.0148
$11.4636
43,808,801
January 2024
$10.4167
$10.4959
$9.9356
$10.3162
37,738,042
December 2023
$10.0657
$10.7234
$9.9763
$10.4695
38,116,913
November 2023
$9.7031
$10.3861
$9.4772
$10.0551
49,561,515