MDU RES GROUP INC

Ticker: MDU CUSIP: 552690109 Class: COM

CenterBook Partners LP's Holding History (CIK: 0001872738)

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

Q1 2023

Shares 22,344 Value ($000) $681 Avg Close $10.70 Range $9.98 - $11.37

Q4 2022

Shares 28,185 Value ($000) $855 Avg Close $10.27 Range $9.29 - $11.06

Q3 2022

Shares 50,537 Value ($000) $1,382 Avg Close $10.02 Range $8.94 - $11.08

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2023	22,344	$681	$10.70	$9.98 - $11.37
Q4 2022	28,185	$855	$10.27	$9.29 - $11.06
Q3 2022	50,537	$1,382	$10.02	$8.94 - $11.08