MDU RES GROUP INC

Ticker: MDU CUSIP: 552690109 Class: COM

LORING WOLCOTT & COOLIDGE FIDUCIARY ADVISORS LLP/MA's Holding History (CIK: 0000932974)

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

Q2 2021

Shares 66 Value ($000) $2 Avg Close $10.95 Range $10.22 - $11.62

Q2 2017

Shares 83 Value ($000) $2 Avg Close $7.92 Range $7.51 - $8.25

Q3 2014

Shares 1,125 Value ($000) $31 Avg Close $8.38 Range $7.36 - $9.47

Q2 2014

Shares 1,125 Value ($000) $39 Avg Close $9.15 Range $8.68 - $9.59

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2021	66	$2	$10.95	$10.22 - $11.62
Q2 2017	83	$2	$7.92	$7.51 - $8.25
Q3 2014	1,125	$31	$8.38	$7.36 - $9.47
Q2 2014	1,125	$39	$9.15	$8.68 - $9.59