MDU RES GROUP INC

Ticker: MDU CUSIP: 552690109 Class: COM

VIRGINIA RETIREMENT SYSTEMS ET AL's Holding History (CIK: 0001005354)

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

Q4 2025

Shares 141,801 Value ($000) $2,768 Avg Close $19.57 Range $17.31 - $21.34

Q3 2025

Shares 167,001 Value ($000) $2,974 Avg Close $16.46 Range $15.63 - $17.87

Q2 2025

Shares 148,801 Value ($000) $2,481 Avg Close $16.45 Range $14.69 - $17.49

Q1 2025

Shares 13,201 Value ($000) $223 Avg Close $16.76 Range $15.90 - $18.33

Q3 2023

Shares 74,100 Value ($000) $1,451 Avg Close $10.78 Range $10.08 - $11.69

Q2 2023

Shares 21,000 Value ($000) $440 Avg Close $10.43 Range $9.61 - $10.94

Q1 2023

Shares 16,700 Value ($000) $509 Avg Close $10.70 Range $9.98 - $11.37

Q1 2022

Shares 32,900 Value ($000) $877 Avg Close $9.45 Range $8.60 - $10.74

Q4 2021

Shares 99,800 Value ($000) $3,078 Avg Close $9.99 Range $9.15 - $10.63

Q3 2021

Shares 99,800 Value ($000) $2,961 Avg Close $10.53 Range $9.83 - $11.13

Q2 2021

Shares 99,800 Value ($000) $3,128 Avg Close $10.95 Range $10.22 - $11.62

Q1 2021

Shares 109,600 Value ($000) $3,464 Avg Close $9.46 Range $8.38 - $10.66

Q4 2020

Shares 88,400 Value ($000) $2,328 Avg Close $8.05 Range $7.18 - $8.74

Q3 2020

Shares 88,900 Value ($000) $2,000 Avg Close $7.32 Range $6.58 - $8.03

Q2 2020

Shares 99,900 Value ($000) $2,216 Avg Close $7.03 Range $5.94 - $8.01

Q1 2020

Shares 103,400 Value ($000) $2,223 Avg Close $8.83 Range $4.81 - $10.26

Q4 2019

Shares 104,600 Value ($000) $3,108 Avg Close $9.10 Range $8.60 - $9.50

Q3 2019

Shares 106,300 Value ($000) $2,997 Avg Close $8.44 Range $7.93 - $9.12

Q2 2019

Shares 86,000 Value ($000) $2,219 Avg Close $7.99 Range $7.59 - $8.30

Q1 2019

Shares 88,400 Value ($000) $2,283 Avg Close $7.90 Range $7.22 - $8.40

Q4 2018

Shares 93,200 Value ($000) $2,222 Avg Close $7.88 Range $7.03 - $8.27

Q3 2018

Shares 93,200 Value ($000) $2,394 Avg Close $8.58 Range $7.77 - $9.02

Q2 2018

Shares 101,900 Value ($000) $2,922 Avg Close $8.49 Range $8.18 - $8.87

Q1 2018

Shares 95,800 Value ($000) $2,698 Avg Close $8.03 Range $7.29 - $8.53

Q4 2017

Shares 95,800 Value ($000) $2,575 Avg Close $8.04 Range $7.71 - $8.41

Q3 2017

Shares 84,700 Value ($000) $2,198 Avg Close $7.77 Range $7.44 - $8.20

Q1 2017

Shares 24,600 Value ($000) $673 Avg Close $8.03 Range $7.53 - $8.67

Q3 2014

Shares 66,644 Value ($000) $1,853 Avg Close $8.38 Range $7.36 - $9.47

Q2 2014

Shares 69,067 Value ($000) $2,424 Avg Close $9.15 Range $8.68 - $9.59

Q1 2014

Shares 36,238 Value ($000) $1,243 Avg Close $8.65 Range $7.84 - $9.29

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	141,801	$2,768	$19.57	$17.31 - $21.34
Q3 2025	167,001	$2,974	$16.46	$15.63 - $17.87
Q2 2025	148,801	$2,481	$16.45	$14.69 - $17.49
Q1 2025	13,201	$223	$16.76	$15.90 - $18.33
Q3 2023	74,100	$1,451	$10.78	$10.08 - $11.69
Q2 2023	21,000	$440	$10.43	$9.61 - $10.94
Q1 2023	16,700	$509	$10.70	$9.98 - $11.37
Q1 2022	32,900	$877	$9.45	$8.60 - $10.74
Q4 2021	99,800	$3,078	$9.99	$9.15 - $10.63
Q3 2021	99,800	$2,961	$10.53	$9.83 - $11.13
Q2 2021	99,800	$3,128	$10.95	$10.22 - $11.62
Q1 2021	109,600	$3,464	$9.46	$8.38 - $10.66
Q4 2020	88,400	$2,328	$8.05	$7.18 - $8.74
Q3 2020	88,900	$2,000	$7.32	$6.58 - $8.03
Q2 2020	99,900	$2,216	$7.03	$5.94 - $8.01
Q1 2020	103,400	$2,223	$8.83	$4.81 - $10.26
Q4 2019	104,600	$3,108	$9.10	$8.60 - $9.50
Q3 2019	106,300	$2,997	$8.44	$7.93 - $9.12
Q2 2019	86,000	$2,219	$7.99	$7.59 - $8.30
Q1 2019	88,400	$2,283	$7.90	$7.22 - $8.40
Q4 2018	93,200	$2,222	$7.88	$7.03 - $8.27
Q3 2018	93,200	$2,394	$8.58	$7.77 - $9.02
Q2 2018	101,900	$2,922	$8.49	$8.18 - $8.87
Q1 2018	95,800	$2,698	$8.03	$7.29 - $8.53
Q4 2017	95,800	$2,575	$8.04	$7.71 - $8.41
Q3 2017	84,700	$2,198	$7.77	$7.44 - $8.20
Q1 2017	24,600	$673	$8.03	$7.53 - $8.67
Q3 2014	66,644	$1,853	$8.38	$7.36 - $9.47
Q2 2014	69,067	$2,424	$9.15	$8.68 - $9.59
Q1 2014	36,238	$1,243	$8.65	$7.84 - $9.29