Hastings Trevor J [Rocket]

Date	Name	Symbol	Type	Security	Shares	Price	Value	Reported
07/12/2023	Knife River Corp		Grant	Common Stock	7.2k	$0.00	$0	07/12/2023
05/31/2023	MDU RESOURCES GROUP INC	MDU	Grant	Common Stock	6.8k	$0.00	$0	05/31/2023
05/31/2023	MDU RESOURCES GROUP INC	MDU	Grant	Common Stock	9k	$0.00	$0	05/31/2023
02/17/2022	MDU RESOURCES GROUP INC	MDU	Grant	Common Stock	3.3k	$0.00	$0	02/11/2021
02/17/2022	MDU RESOURCES GROUP INC	MDU	Payment of Exercise	Common Stock	7.4k	$27.73	$205.1k	02/17/2022
02/17/2022	MDU RESOURCES GROUP INC	MDU	Grant	Common Stock	18.4k	$27.73	$510.8k	02/17/2022
02/11/2021	MDU RESOURCES GROUP INC	MDU	Payment of Exercise	Common Stock	6.2k	$27.35	$170.1k	02/11/2021
02/11/2021	MDU RESOURCES GROUP INC	MDU	Grant	Common Stock	15.4k	$27.35	$421.6k	02/11/2021
02/11/2021	MDU RESOURCES GROUP INC	MDU	Grant	Common Stock	3.4k	$0.00	$0	02/11/2021
02/13/2020	MDU RESOURCES GROUP INC	MDU	Payment of Exercise	Common Stock	207	$31.63	$6.5k	02/13/2020
02/13/2020	MDU RESOURCES GROUP INC	MDU	Grant	Common Stock	658	$31.63	$20.8k	02/13/2020
02/14/2019	MDU RESOURCES GROUP INC	MDU	Payment of Exercise	Common Stock	1.8k	$26.25	$48.5k	02/14/2019
02/14/2019	MDU RESOURCES GROUP INC	MDU	Grant	Common Stock	6.4k	$0.00	$0	02/14/2019
02/16/2018	MDU RESOURCES GROUP INC	MDU	Payment of Exercise	Common Stock	1.5k	$27.48	$41.1k	02/16/2018
02/16/2018	MDU RESOURCES GROUP INC	MDU	Grant	Common Stock	5.1k	$0.00	$0	02/16/2018