PARTAIN NATHAN I [Rocket]

Date	Name	Symbol	Type	Security	Shares	Price	Value	Ownership	Reported
08/04/2023	Northwest Natural Holding Co	NWN	Other	Common Stock	211.93	$41.33	$8.8k	See Footnote	08/04/2023
05/05/2023	Northwest Natural Holding Co	NWN	Other	Common Stock	176.155	$47.05	$8.3k	See Footnote	05/05/2023
02/27/2023	Northwest Natural Holding Co	NWN	Other	Common Stock	178.987	$47.75	$8.5k	See Footnote	02/27/2023
11/09/2022	Northwest Natural Holding Co	NWN	Other	Common Stock	363.671	$45.40	$16.5k	See Footnote	11/09/2022
08/05/2022	Northwest Natural Holding Co	NWN	Other	Common Stock	313.881	$52.56	$16.5k	See Footnote	08/05/2022
05/05/2022	Northwest Natural Holding Co	NWN	Other	Common Stock	336.214	$49.02	$16.5k	See Footnote	05/05/2022
04/11/2022	Otter Tail Corp	OTTR	Grant	Common Stock	2k	$0.00	$0		04/11/2022
03/10/2022	Otter Tail Corp	OTTR	Gift	Common Stock	62.6k	$0.00	$0	by Trust	04/11/2022
02/28/2022	Northwest Natural Holding Co	NWN	Other	Common Stock	326.043	$52.01	$17k	See Footnote	02/28/2022
11/08/2021	Northwest Natural Holding Co	NWN	Other	Common Stock	302.04	$45.73	$13.8k	See Footnote	11/08/2021
08/06/2021	Northwest Natural Holding Co	NWN	Other	Common Stock	249.254	$53.43	$13.3k	See Footnote	08/06/2021
05/06/2021	Northwest Natural Holding Co	NWN	Other	Common Stock	243.559	$54.67	$13.3k	See Footnote	05/06/2021
04/12/2021	Otter Tail Corp	OTTR	Grant	Common Stock	2.6k	$0.00	$0		04/12/2021
03/01/2021	Northwest Natural Holding Co	NWN	Other	Common Stock	276.41	$48.25	$13.3k	See Footnote	03/01/2021
04/20/2020	Otter Tail Corp	OTTR	Grant	Common Stock	2.4k	$0.00	$0		04/20/2020
04/08/2019	Otter Tail Corp	OTTR	Grant	Common Stock	2.1k	$0.00	$0		04/08/2019
04/09/2018	Otter Tail Corp	OTTR	Grant	Common Stock	2.5k	$0.00	$0		04/09/2018
04/10/2017	Otter Tail Corp	OTTR	Grant	Common Stock	2.2k	$0.00	$0		04/10/2017
08/04/2016	Duff & Phelps Select MLP & Midstream Energy Fund Inc.	DSE	Purchase	Common Stock	12.5k	$7.93	$99.1k		08/04/2016
05/03/2016	Duff & Phelps Select MLP & Midstream Energy Fund Inc.	DSE	Purchase	Common Stock	14k	$7.43	$104k		05/03/2016
04/11/2016	Otter Tail Corp	OTTR	Grant	Common Stock	2.9k	$0.00	$0		04/11/2016
04/13/2015	Otter Tail Corp	OTTR	Grant	Common Stock	1.9k	$0.00	$0		04/13/2015
04/13/2015	Otter Tail Corp	OTTR	Grant	Common Stock	1.9k	$0.00	$0		04/13/2015
04/14/2014	Otter Tail Corp	OTTR	Grant	Common Stock	2.1k	$0.00	$0		04/14/2014
04/08/2013	Otter Tail Corp	OTTR	Grant	Common Stock	2k	$0.00	$0		04/08/2013
04/16/2012	Otter Tail Corp	OTTR	Grant	Common Stock	3k	$0.00	$0		04/16/2012
04/11/2011	Otter Tail Corp	OTTR	Grant	Common Stock	3k	$0.00	$0		04/11/2011
04/12/2010	Otter Tail Corp	OTTR	Grant	Common Stock	3.1k	$0.00	$0		04/12/2010
11/27/2009	Otter Tail Corp	OTTR	Exercise	Stock Options (right to buy)	2k	$19.75	$39.5k		11/27/2009