MDU RES GROUP INC

Ticker: MDU CUSIP: 552690109 Class: COM

HENNESSY ADVISORS INC's Holding History (CIK: 0001145255)

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

Q4 2025

Shares 179,707 Value ($000) $3,508 Avg Close $19.57 Range $17.31 - $21.34

Q3 2025

Shares 184,907 Value ($000) $3,293 Avg Close $16.46 Range $15.63 - $17.87

Q2 2025

Shares 1,806,207 Value ($000) $30,109 Avg Close $16.45 Range $14.69 - $17.49

Q1 2025

Shares 1,977,407 Value ($000) $33,438 Avg Close $16.76 Range $15.90 - $18.33

Q4 2024

Shares 2,155,007 Value ($000) $38,833 Avg Close $16.91 Range $14.27 - $19.63

Q3 2024

Shares 179,807 Value ($000) $4,929 Avg Close $13.65 Range $12.67 - $14.89

Q2 2024

Shares 186,807 Value ($000) $4,689 Avg Close $13.17 Range $12.37 - $13.72

Q1 2024

Shares 177,607 Value ($000) $4,476 Avg Close $10.98 Range $9.86 - $13.32

Q4 2023

Shares 185,607 Value ($000) $3,675 Avg Close $9.95 Range $9.41 - $10.65

Q3 2023

Shares 190,707 Value ($000) $3,734 Avg Close $10.78 Range $10.08 - $11.69

Q2 2023

Shares 191,007 Value ($000) $4,000 Avg Close $10.43 Range $9.61 - $10.94

Q1 2023

Shares 155,607 Value ($000) $4,743 Avg Close $10.70 Range $9.98 - $11.37

Q4 2022

Shares 155,607 Value ($000) $5 Avg Close $10.27 Range $9.29 - $11.06

Q3 2022

Shares 169,407 Value ($000) $4,633 Avg Close $10.02 Range $8.94 - $11.08

Q2 2022

Shares 169,407 Value ($000) $4,572 Avg Close $9.15 Range $8.51 - $9.69

Q1 2022

Shares 159,407 Value ($000) $4,248 Avg Close $9.45 Range $8.60 - $10.74

Q4 2021

Shares 167,107 Value ($000) $5,154 Avg Close $9.99 Range $9.15 - $10.63

Q3 2021

Shares 191,207 Value ($000) $5,673 Avg Close $10.53 Range $9.83 - $11.13

Q2 2021

Shares 191,207 Value ($000) $5,992 Avg Close $10.95 Range $10.22 - $11.62

Q1 2021

Shares 225,807 Value ($000) $7,138 Avg Close $9.46 Range $8.38 - $10.66

Q4 2020

Shares 229,807 Value ($000) $6,053 Avg Close $8.05 Range $7.18 - $8.74

Q3 2020

Shares 270,107 Value ($000) $6,077 Avg Close $7.32 Range $6.58 - $8.03

Q2 2020

Shares 304,807 Value ($000) $6,761 Avg Close $7.03 Range $5.94 - $8.01

Q1 2020

Shares 328,407 Value ($000) $7,061 Avg Close $8.83 Range $4.81 - $10.26

Q4 2019

Shares 359,407 Value ($000) $10,678 Avg Close $9.10 Range $8.60 - $9.50

Q3 2019

Shares 370,407 Value ($000) $10,442 Avg Close $8.44 Range $7.93 - $9.12

Q2 2019

Shares 370,407 Value ($000) $9,557 Avg Close $7.99 Range $7.59 - $8.30

Q1 2019

Shares 400,407 Value ($000) $10,343 Avg Close $7.90 Range $7.22 - $8.40

Q4 2018

Shares 400,407 Value ($000) $9,546 Avg Close $7.88 Range $7.03 - $8.27

Q3 2018

Shares 468,407 Value ($000) $12,033 Avg Close $8.58 Range $7.77 - $9.02

Q2 2018

Shares 479,407 Value ($000) $13,749 Avg Close $8.49 Range $8.18 - $8.87

Q1 2018

Shares 556,267 Value ($000) $15,664 Avg Close $8.03 Range $7.29 - $8.53

Q4 2017

Shares 617,407 Value ($000) $16,596 Avg Close $8.04 Range $7.71 - $8.41

Q3 2017

Shares 1,693,707 Value ($000) $43,952 Avg Close $7.77 Range $7.44 - $8.20

Q2 2017

Shares 1,786,307 Value ($000) $46,801 Avg Close $7.92 Range $7.51 - $8.25

Q1 2017

Shares 1,851,207 Value ($000) $50,668 Avg Close $8.03 Range $7.53 - $8.67

Q4 2016

Shares 1,981,507 Value ($000) $57,008 Avg Close $7.89 Range $7.09 - $8.72

Q3 2016

Shares 666,907 Value ($000) $16,966 Avg Close $6.91 Range $6.46 - $7.47

Q2 2016

Shares 608,407 Value ($000) $14,602 Avg Close $6.12 Range $5.33 - $6.90

Q1 2016

Shares 566,407 Value ($000) $11,022 Avg Close $5.02 Range $4.40 - $5.57

Q4 2015

Shares 599,407 Value ($000) $10,981 Avg Close $5.10 Range $4.59 - $5.49

Q3 2015

Shares 721,407 Value ($000) $12,408 Avg Close $4.95 Range $4.48 - $5.44

Q2 2015

Shares 892,907 Value ($000) $17,438 Avg Close $5.79 Range $5.30 - $6.32

Q1 2015

Shares 880,407 Value ($000) $18,788 Avg Close $6.06 Range $5.47 - $6.65

Q4 2014

Shares 906,407 Value ($000) $21,301 Avg Close $6.84 Range $5.78 - $7.67

Q3 2014

Shares 996,407 Value ($000) $27,710 Avg Close $8.38 Range $7.36 - $9.47

Q2 2014

Shares 756,607 Value ($000) $26,557 Avg Close $9.15 Range $8.68 - $9.59

Q1 2014

Shares 604,107 Value ($000) $20,727 Avg Close $8.65 Range $7.84 - $9.29

Q4 2013

Shares 541,107 Value ($000) $16,531 Avg Close $7.80 Range $7.24 - $8.15

Q3 2013

Shares 449,607 Value ($000) $12,576 Avg Close $7.25 Range $6.78 - $7.90

Q2 2013

Shares 424,607 Value ($000) $11,002 Avg Close $6.58 Range $6.07 - $7.05

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	179,707	$3,508	$19.57	$17.31 - $21.34
Q3 2025	184,907	$3,293	$16.46	$15.63 - $17.87
Q2 2025	1,806,207	$30,109	$16.45	$14.69 - $17.49
Q1 2025	1,977,407	$33,438	$16.76	$15.90 - $18.33
Q4 2024	2,155,007	$38,833	$16.91	$14.27 - $19.63
Q3 2024	179,807	$4,929	$13.65	$12.67 - $14.89
Q2 2024	186,807	$4,689	$13.17	$12.37 - $13.72
Q1 2024	177,607	$4,476	$10.98	$9.86 - $13.32
Q4 2023	185,607	$3,675	$9.95	$9.41 - $10.65
Q3 2023	190,707	$3,734	$10.78	$10.08 - $11.69
Q2 2023	191,007	$4,000	$10.43	$9.61 - $10.94
Q1 2023	155,607	$4,743	$10.70	$9.98 - $11.37
Q4 2022	155,607	$5	$10.27	$9.29 - $11.06
Q3 2022	169,407	$4,633	$10.02	$8.94 - $11.08
Q2 2022	169,407	$4,572	$9.15	$8.51 - $9.69
Q1 2022	159,407	$4,248	$9.45	$8.60 - $10.74
Q4 2021	167,107	$5,154	$9.99	$9.15 - $10.63
Q3 2021	191,207	$5,673	$10.53	$9.83 - $11.13
Q2 2021	191,207	$5,992	$10.95	$10.22 - $11.62
Q1 2021	225,807	$7,138	$9.46	$8.38 - $10.66
Q4 2020	229,807	$6,053	$8.05	$7.18 - $8.74
Q3 2020	270,107	$6,077	$7.32	$6.58 - $8.03
Q2 2020	304,807	$6,761	$7.03	$5.94 - $8.01
Q1 2020	328,407	$7,061	$8.83	$4.81 - $10.26
Q4 2019	359,407	$10,678	$9.10	$8.60 - $9.50
Q3 2019	370,407	$10,442	$8.44	$7.93 - $9.12
Q2 2019	370,407	$9,557	$7.99	$7.59 - $8.30
Q1 2019	400,407	$10,343	$7.90	$7.22 - $8.40
Q4 2018	400,407	$9,546	$7.88	$7.03 - $8.27
Q3 2018	468,407	$12,033	$8.58	$7.77 - $9.02
Q2 2018	479,407	$13,749	$8.49	$8.18 - $8.87
Q1 2018	556,267	$15,664	$8.03	$7.29 - $8.53
Q4 2017	617,407	$16,596	$8.04	$7.71 - $8.41
Q3 2017	1,693,707	$43,952	$7.77	$7.44 - $8.20
Q2 2017	1,786,307	$46,801	$7.92	$7.51 - $8.25
Q1 2017	1,851,207	$50,668	$8.03	$7.53 - $8.67
Q4 2016	1,981,507	$57,008	$7.89	$7.09 - $8.72
Q3 2016	666,907	$16,966	$6.91	$6.46 - $7.47
Q2 2016	608,407	$14,602	$6.12	$5.33 - $6.90
Q1 2016	566,407	$11,022	$5.02	$4.40 - $5.57
Q4 2015	599,407	$10,981	$5.10	$4.59 - $5.49
Q3 2015	721,407	$12,408	$4.95	$4.48 - $5.44
Q2 2015	892,907	$17,438	$5.79	$5.30 - $6.32
Q1 2015	880,407	$18,788	$6.06	$5.47 - $6.65
Q4 2014	906,407	$21,301	$6.84	$5.78 - $7.67
Q3 2014	996,407	$27,710	$8.38	$7.36 - $9.47
Q2 2014	756,607	$26,557	$9.15	$8.68 - $9.59
Q1 2014	604,107	$20,727	$8.65	$7.84 - $9.29
Q4 2013	541,107	$16,531	$7.80	$7.24 - $8.15
Q3 2013	449,607	$12,576	$7.25	$6.78 - $7.90
Q2 2013	424,607	$11,002	$6.58	$6.07 - $7.05