MDU RES GROUP INC

Ticker: MDU CUSIP: 552690109 Class: COM

PRIVATE TRUST CO NA's Holding History (CIK: 0001277557)

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

Q4 2025
Shares 100 Value ($000) $2 Avg Close $19.57 Range $17.31 - $21.34
Q3 2025
Shares 100 Value ($000) $2 Avg Close $16.46 Range $15.63 - $17.87
Q2 2025
Shares 100 Value ($000) $2 Avg Close $16.45 Range $14.69 - $17.49
Q1 2025
Shares 100 Value ($000) $2 Avg Close $16.76 Range $15.90 - $18.33
Q3 2024
Shares 300 Value ($000) $8 Avg Close $13.65 Range $12.67 - $14.89
Q2 2024
Shares 300 Value ($000) $8 Avg Close $13.17 Range $12.37 - $13.72
Q2 2022
Shares 376 Value ($000) $10 Avg Close $9.15 Range $8.51 - $9.69
Q3 2014
Shares 703 Value ($000) $20 Avg Close $8.38 Range $7.36 - $9.47
Q2 2014
Shares 703 Value ($000) $25 Avg Close $9.15 Range $8.68 - $9.59
Q1 2014
Shares 703 Value ($000) $24 Avg Close $8.65 Range $7.84 - $9.29
Q4 2013
Shares 1,715 Value ($000) $52 Avg Close $7.80 Range $7.24 - $8.15
Q3 2013
Shares 1,715 Value ($000) $48 Avg Close $7.25 Range $6.78 - $7.90
Q2 2013
Shares 1,715 Value ($000) $44 Avg Close $6.58 Range $6.07 - $7.05
Q1 2013
Shares 1,715 Value ($000) $44 Avg Close $6.06 Range $5.54 - $6.49