MDU RES GROUP INC

Ticker: MDU CUSIP: 552690109 Class: COM

Voya Investment Management LLC's Holding History (CIK: 0001068837)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 110,640 Value ($000) $2,160 Avg Close $19.57 Range $17.31 - $21.34

Q3 2025

Shares 56,818 Value ($000) $1,012 Avg Close $16.46 Range $15.63 - $17.87

Q2 2025

Shares 22,654 Value ($000) $378 Avg Close $16.45 Range $14.69 - $17.49

Q1 2025

Shares 46,100 Value ($000) $780 Avg Close $16.76 Range $15.90 - $18.33

Q4 2024

Shares 100,996 Value ($000) $1,820 Avg Close $16.91 Range $14.27 - $19.63

Q3 2024

Shares 33,733 Value ($000) $925 Avg Close $13.65 Range $12.67 - $14.89

Q2 2024

Shares 128,685 Value ($000) $3,230 Avg Close $13.17 Range $12.37 - $13.72

Q1 2024

Shares 109,768 Value ($000) $2,766 Avg Close $10.98 Range $9.86 - $13.32

Q4 2023

Shares 254,633 Value ($000) $5,042 Avg Close $9.95 Range $9.41 - $10.65

Q3 2023

Shares 269,427 Value ($000) $5,275 Avg Close $10.78 Range $10.08 - $11.69

Q2 2023

Shares 89,489 Value ($000) $1,874 Avg Close $10.43 Range $9.61 - $10.94

Q1 2023

Shares 67,273 Value ($000) $2,050 Avg Close $10.70 Range $9.98 - $11.37

Q4 2022

Shares 145,576 Value ($000) $4,417 Avg Close $10.27 Range $9.29 - $11.06

Q3 2022

Shares 149,154 Value ($000) $4,079 Avg Close $10.02 Range $8.94 - $11.08

Q2 2022

Shares 128,569 Value ($000) $3,470 Avg Close $9.15 Range $8.51 - $9.69

Q1 2022

Shares 156,146 Value ($000) $4,161 Avg Close $9.45 Range $8.60 - $10.74

Q4 2021

Shares 670,569 Value ($000) $20,680 Avg Close $9.99 Range $9.15 - $10.63

Q3 2021

Shares 237,330 Value ($000) $7,042 Avg Close $10.53 Range $9.83 - $11.13

Q2 2021

Shares 154,335 Value ($000) $4,837 Avg Close $10.95 Range $10.22 - $11.62

Q1 2021

Shares 30,777 Value ($000) $973 Avg Close $9.46 Range $8.38 - $10.66

Q4 2020

Shares 56,202 Value ($000) $1,480 Avg Close $8.05 Range $7.18 - $8.74

Q3 2020

Shares 61,060 Value ($000) $1,374 Avg Close $7.32 Range $6.58 - $8.03

Q2 2020

Shares 72,804 Value ($000) $1,615 Avg Close $7.03 Range $5.94 - $8.01

Q1 2020

Shares 76,206 Value ($000) $1,638 Avg Close $8.83 Range $4.81 - $10.26

Q4 2019

Shares 75,991 Value ($000) $2,257 Avg Close $9.10 Range $8.60 - $9.50

Q3 2019

Shares 127,694 Value ($000) $3,600 Avg Close $8.44 Range $7.93 - $9.12

Q2 2019

Shares 402,419 Value ($000) $10,382 Avg Close $7.99 Range $7.59 - $8.30

Q1 2019

Shares 338,470 Value ($000) $8,743 Avg Close $7.90 Range $7.22 - $8.40

Q4 2018

Shares 311,478 Value ($000) $7,426 Avg Close $7.88 Range $7.03 - $8.27

Q3 2018

Shares 113,602 Value ($000) $2,918 Avg Close $8.58 Range $7.77 - $9.02

Q2 2018

Shares 116,415 Value ($000) $3,339 Avg Close $8.49 Range $8.18 - $8.87

Q1 2018

Shares 131,228 Value ($000) $3,695 Avg Close $8.03 Range $7.29 - $8.53

Q4 2017

Shares 132,458 Value ($000) $3,560 Avg Close $8.04 Range $7.71 - $8.41

Q3 2017

Shares 136,582 Value ($000) $3,544 Avg Close $7.77 Range $7.44 - $8.20

Q2 2017

Shares 110,928 Value ($000) $2,906 Avg Close $7.92 Range $7.51 - $8.25

Q1 2017

Shares 116,726 Value ($000) $3,195 Avg Close $8.03 Range $7.53 - $8.67

Q4 2016

Shares 223,126 Value ($000) $6,419 Avg Close $7.89 Range $7.09 - $8.72

Q3 2016

Shares 66,297 Value ($000) $1,687 Avg Close $6.91 Range $6.46 - $7.47

Q2 2016

Shares 63,657 Value ($000) $1,528 Avg Close $6.12 Range $5.33 - $6.90

Q1 2016

Shares 61,054 Value ($000) $1,188 Avg Close $5.02 Range $4.40 - $5.57

Q4 2015

Shares 62,078 Value ($000) $1,137 Avg Close $5.10 Range $4.59 - $5.49

Q3 2015

Shares 65,844 Value ($000) $1,132 Avg Close $4.95 Range $4.48 - $5.44

Q2 2015

Shares 67,722 Value ($000) $1,322 Avg Close $5.79 Range $5.30 - $6.32

Q1 2015

Shares 70,626 Value ($000) $1,508 Avg Close $6.06 Range $5.47 - $6.65

Q4 2014

Shares 70,803 Value ($000) $1,664 Avg Close $6.84 Range $5.78 - $7.67

Q3 2014

Shares 77,311 Value ($000) $2,150 Avg Close $8.38 Range $7.36 - $9.47

Q2 2014

Shares 77,480 Value ($000) $2,720 Avg Close $9.15 Range $8.68 - $9.59

Q1 2014

Shares 77,519 Value ($000) $2,660 Avg Close $8.65 Range $7.84 - $9.29

Q4 2013

Shares 83,303 Value ($000) $2,545 Avg Close $7.80 Range $7.24 - $8.15

Q3 2013

Shares 84,322 Value ($000) $2,359 Avg Close $7.25 Range $6.78 - $7.90

Q2 2013

Shares 81,319 Value ($000) $2,107 Avg Close $6.58 Range $6.07 - $7.05

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	110,640	$2,160	$19.57	$17.31 - $21.34
Q3 2025	56,818	$1,012	$16.46	$15.63 - $17.87
Q2 2025	22,654	$378	$16.45	$14.69 - $17.49
Q1 2025	46,100	$780	$16.76	$15.90 - $18.33
Q4 2024	100,996	$1,820	$16.91	$14.27 - $19.63
Q3 2024	33,733	$925	$13.65	$12.67 - $14.89
Q2 2024	128,685	$3,230	$13.17	$12.37 - $13.72
Q1 2024	109,768	$2,766	$10.98	$9.86 - $13.32
Q4 2023	254,633	$5,042	$9.95	$9.41 - $10.65
Q3 2023	269,427	$5,275	$10.78	$10.08 - $11.69
Q2 2023	89,489	$1,874	$10.43	$9.61 - $10.94
Q1 2023	67,273	$2,050	$10.70	$9.98 - $11.37
Q4 2022	145,576	$4,417	$10.27	$9.29 - $11.06
Q3 2022	149,154	$4,079	$10.02	$8.94 - $11.08
Q2 2022	128,569	$3,470	$9.15	$8.51 - $9.69
Q1 2022	156,146	$4,161	$9.45	$8.60 - $10.74
Q4 2021	670,569	$20,680	$9.99	$9.15 - $10.63
Q3 2021	237,330	$7,042	$10.53	$9.83 - $11.13
Q2 2021	154,335	$4,837	$10.95	$10.22 - $11.62
Q1 2021	30,777	$973	$9.46	$8.38 - $10.66
Q4 2020	56,202	$1,480	$8.05	$7.18 - $8.74
Q3 2020	61,060	$1,374	$7.32	$6.58 - $8.03
Q2 2020	72,804	$1,615	$7.03	$5.94 - $8.01
Q1 2020	76,206	$1,638	$8.83	$4.81 - $10.26
Q4 2019	75,991	$2,257	$9.10	$8.60 - $9.50
Q3 2019	127,694	$3,600	$8.44	$7.93 - $9.12
Q2 2019	402,419	$10,382	$7.99	$7.59 - $8.30
Q1 2019	338,470	$8,743	$7.90	$7.22 - $8.40
Q4 2018	311,478	$7,426	$7.88	$7.03 - $8.27
Q3 2018	113,602	$2,918	$8.58	$7.77 - $9.02
Q2 2018	116,415	$3,339	$8.49	$8.18 - $8.87
Q1 2018	131,228	$3,695	$8.03	$7.29 - $8.53
Q4 2017	132,458	$3,560	$8.04	$7.71 - $8.41
Q3 2017	136,582	$3,544	$7.77	$7.44 - $8.20
Q2 2017	110,928	$2,906	$7.92	$7.51 - $8.25
Q1 2017	116,726	$3,195	$8.03	$7.53 - $8.67
Q4 2016	223,126	$6,419	$7.89	$7.09 - $8.72
Q3 2016	66,297	$1,687	$6.91	$6.46 - $7.47
Q2 2016	63,657	$1,528	$6.12	$5.33 - $6.90
Q1 2016	61,054	$1,188	$5.02	$4.40 - $5.57
Q4 2015	62,078	$1,137	$5.10	$4.59 - $5.49
Q3 2015	65,844	$1,132	$4.95	$4.48 - $5.44
Q2 2015	67,722	$1,322	$5.79	$5.30 - $6.32
Q1 2015	70,626	$1,508	$6.06	$5.47 - $6.65
Q4 2014	70,803	$1,664	$6.84	$5.78 - $7.67
Q3 2014	77,311	$2,150	$8.38	$7.36 - $9.47
Q2 2014	77,480	$2,720	$9.15	$8.68 - $9.59
Q1 2014	77,519	$2,660	$8.65	$7.84 - $9.29
Q4 2013	83,303	$2,545	$7.80	$7.24 - $8.15
Q3 2013	84,322	$2,359	$7.25	$6.78 - $7.90
Q2 2013	81,319	$2,107	$6.58	$6.07 - $7.05