MDU RES GROUP INC

Ticker: MDU CUSIP: 552690109 Class: COM

DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt's Holding History (CIK: 0001694217)

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

Q4 2025

Shares 6,808 Value ($000) $133 Avg Close $19.57 Range $17.31 - $21.34

Q3 2025

Shares 6,808 Value ($000) $121 Avg Close $16.46 Range $15.63 - $17.87

Q2 2025

Shares 6,808 Value ($000) $113 Avg Close $16.45 Range $14.69 - $17.49

Q1 2025

Shares 6,808 Value ($000) $115 Avg Close $16.76 Range $15.90 - $18.33

Q4 2024

Shares 126,851 Value ($000) $2,286 Avg Close $16.91 Range $14.27 - $19.63

Q2 2022

Shares 14,660 Value ($000) $395 Avg Close $9.15 Range $8.51 - $9.69

Q1 2022

Shares 204,561 Value ($000) $5,451 Avg Close $9.45 Range $8.60 - $10.74

Q4 2021

Shares 2,810,205 Value ($000) $86,385 Avg Close $9.99 Range $9.15 - $10.63

Q3 2021

Shares 2,517,623 Value ($000) $74,697 Avg Close $10.53 Range $9.83 - $11.13

Q2 2021

Shares 1,885,194 Value ($000) $59,081 Avg Close $10.95 Range $10.22 - $11.62

Q1 2021

Shares 1,410,143 Value ($000) $44,574 Avg Close $9.46 Range $8.38 - $10.66

Q4 2020

Shares 1,287,280 Value ($000) $33,906 Avg Close $8.05 Range $7.18 - $8.74

Q3 2020

Shares 1,262,956 Value ($000) $28,416 Avg Close $7.32 Range $6.58 - $8.03

Q2 2020

Shares 135,263 Value ($000) $3,000 Avg Close $7.03 Range $5.94 - $8.01

Q4 2018

Shares 79,167 Value ($000) $1,864 Avg Close $7.88 Range $7.03 - $8.27

Q3 2018

Shares 153,749 Value ($000) $3,949 Avg Close $8.58 Range $7.77 - $9.02

Q2 2018

Shares 949,176 Value ($000) $27,222 Avg Close $8.49 Range $8.18 - $8.87

Q1 2018

Shares 1,003,744 Value ($000) $28,265 Avg Close $8.03 Range $7.29 - $8.53

Q4 2017

Shares 1,044,128 Value ($000) $28,066 Avg Close $8.04 Range $7.71 - $8.41

Q3 2017

Shares 716,982 Value ($000) $18,605 Avg Close $7.77 Range $7.44 - $8.20

Q2 2017

Shares 517,704 Value ($000) $13,563 Avg Close $7.92 Range $7.51 - $8.25

Q1 2017

Shares 374,634 Value ($000) $10,253 Avg Close $8.03 Range $7.53 - $8.67

Q4 2016

Shares 259,166 Value ($000) $7,456 Avg Close $7.89 Range $7.09 - $8.72

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	6,808	$133	$19.57	$17.31 - $21.34
Q3 2025	6,808	$121	$16.46	$15.63 - $17.87
Q2 2025	6,808	$113	$16.45	$14.69 - $17.49
Q1 2025	6,808	$115	$16.76	$15.90 - $18.33
Q4 2024	126,851	$2,286	$16.91	$14.27 - $19.63
Q2 2022	14,660	$395	$9.15	$8.51 - $9.69
Q1 2022	204,561	$5,451	$9.45	$8.60 - $10.74
Q4 2021	2,810,205	$86,385	$9.99	$9.15 - $10.63
Q3 2021	2,517,623	$74,697	$10.53	$9.83 - $11.13
Q2 2021	1,885,194	$59,081	$10.95	$10.22 - $11.62
Q1 2021	1,410,143	$44,574	$9.46	$8.38 - $10.66
Q4 2020	1,287,280	$33,906	$8.05	$7.18 - $8.74
Q3 2020	1,262,956	$28,416	$7.32	$6.58 - $8.03
Q2 2020	135,263	$3,000	$7.03	$5.94 - $8.01
Q4 2018	79,167	$1,864	$7.88	$7.03 - $8.27
Q3 2018	153,749	$3,949	$8.58	$7.77 - $9.02
Q2 2018	949,176	$27,222	$8.49	$8.18 - $8.87
Q1 2018	1,003,744	$28,265	$8.03	$7.29 - $8.53
Q4 2017	1,044,128	$28,066	$8.04	$7.71 - $8.41
Q3 2017	716,982	$18,605	$7.77	$7.44 - $8.20
Q2 2017	517,704	$13,563	$7.92	$7.51 - $8.25
Q1 2017	374,634	$10,253	$8.03	$7.53 - $8.67
Q4 2016	259,166	$7,456	$7.89	$7.09 - $8.72