MDU RES GROUP INC

Ticker: MDU CUSIP: 552690109 Class: COM

Grantham, Mayo, Van Otterloo & Co. LLC's Holding History (CIK: 0001352662)

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

Q2 2025

Shares 11,197 Value ($000) $187 Avg Close $16.45 Range $14.69 - $17.49

Q1 2020

Shares 16,700 Value ($000) $359 Avg Close $8.83 Range $4.81 - $10.26

Q1 2019

Shares 21,900 Value ($000) $566 Avg Close $7.90 Range $7.22 - $8.40

Q4 2018

Shares 21,900 Value ($000) $522 Avg Close $7.88 Range $7.03 - $8.27

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2025	11,197	$187	$16.45	$14.69 - $17.49
Q1 2020	16,700	$359	$8.83	$4.81 - $10.26
Q1 2019	21,900	$566	$7.90	$7.22 - $8.40
Q4 2018	21,900	$522	$7.88	$7.03 - $8.27