MDU RES GROUP INC

Ticker: MDU CUSIP: 552690109 Class: COM

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q4 2025
Shares 7,170 Value ($000) $140 Avg Close $19.57 Range $17.31 - $21.34
Q3 2025
Shares 448 Value ($000) $0 Avg Close $16.46 Range $15.63 - $17.87
Q1 2025
Shares 4,383 Value ($000) $0 Avg Close $16.76 Range $15.90 - $18.33
Q4 2024
Shares 18,857 Value ($000) $0 Avg Close $16.91 Range $14.27 - $19.63
Q2 2024
Shares 21,711 Value ($000) $1 Avg Close $13.17 Range $12.37 - $13.72
Q1 2024
Shares 6,664 Value ($000) $0 Avg Close $10.98 Range $9.86 - $13.32
Q4 2023
Shares 29,646 Value ($000) $1 Avg Close $9.95 Range $9.41 - $10.65
Q3 2023
Shares 780 Value ($000) $0 Avg Close $10.78 Range $10.08 - $11.69
Q2 2023
Shares 32,558 Value ($000) $1 Avg Close $10.43 Range $9.61 - $10.94
Q1 2022
Shares 5,620 Value ($000) $149 Avg Close $9.45 Range $8.60 - $10.74
Q4 2021
Shares 122 Value ($000) $3 Avg Close $9.99 Range $9.15 - $10.63
Q3 2021
Shares 5,879 Value ($000) $186 Avg Close $10.53 Range $9.83 - $11.13
Q2 2021
Shares 5,879 Value ($000) $184 Avg Close $10.95 Range $10.22 - $11.62
Q1 2021
Shares 5,548 Value ($000) $175 Avg Close $9.46 Range $8.38 - $10.66
Q2 2019
Shares 717 Value ($000) $18 Avg Close $7.99 Range $7.59 - $8.30
Q1 2019
Shares 1,780 Value ($000) $45 Avg Close $7.90 Range $7.22 - $8.40
Q3 2018
Shares 4 Value ($000) $0 Avg Close $8.58 Range $7.77 - $9.02
Q4 2017
Shares 128 Value ($000) $3 Avg Close $8.04 Range $7.71 - $8.41
Q2 2017
Shares 496 Value ($000) $12 Avg Close $7.92 Range $7.51 - $8.25
Q1 2017
Shares 32 Value ($000) $0 Avg Close $8.03 Range $7.53 - $8.67
Q1 2016
Shares 2,566 Value ($000) $49 Avg Close $5.02 Range $4.40 - $5.57
Q2 2015
Shares 92 Value ($000) $1 Avg Close $5.79 Range $5.30 - $6.32
Q1 2015
Shares 17 Value ($000) $0 Avg Close $6.06 Range $5.47 - $6.65