1. Corporate Officers - A
2. Anderson David Hugo

Insider Trading History of Anderson David Hugo

The following table details the insider trading activities (stock purchases, stock sales, and stock option exercises) of Anderson David Hugo since 2016. This trader's CIK number is 1241405. At the time of last reporting, Anderson David Hugo was the Officer of Northwest Natural Holding Co. (stock ticker symbol NWN). Also see all insider trading activities at Northwest Natural Holding Co.

Note that in the past ANDERSON DAVID HUGO also reported insider trading activities as an insider of the following companies:

Yearly summary of insider trading at Northwest Natural Gas Co (NWN) by Anderson David Hugo

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2017	NWN	0	$0	9,181	$605,803	8,000	$346,320
2016	NWN	0	$0	13,307	$695,477	15,000	$642,225

Yearly summary of insider trading at Northwest Natural Holding Co (NWN) by Anderson David Hugo

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2025	NWN	0	$0	77,577	$3,211,782	0	$0
2022	NWN	0	$0	2,416	$121,022	0	$0
2021	NWN	0	$0	1,580	$69,856	0	$0
2020	NWN	0	$0	666	$48,960	0	$0
2019	NWN	0	$0	19,072	$1,238,029	19,000	$854,905

Insider trading activities at 2 companies by Anderson David Hugo:

1. Northwest Natural Gas Co (NWN)

2. Northwest Natural Holding Co (NWN)

Table 1. Insider trading of Northwest Natural Gas Co (NWN) by Anderson David Hugo

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2017-09-05	NWN	Option Ex	8,000	43.29	346,320
2017-09-05	NWN	Sale	8,000	66.97	535,760
2017-01-12	NWN	Sale	1,181	59.31	70,043
2016-03-17	NWN	Option Ex	15,000	42.81	642,225
2016-03-17	NWN	Sale	13,307	52.26	695,477

Table 2. Insider trading of Northwest Natural Holding Co (NWN) by Anderson David Hugo

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2025-08-19	NWN	Sale	7,574	40.43	306,209
2025-07-21	NWN	Sale	7,500	41.96	314,670
2025-06-20	NWN	Sale	7,500	39.68	297,615
2025-05-21	NWN	Sale	7,591	40.99	311,177
2025-04-21	NWN	Sale	7,500	43.00	322,507
2025-03-24	NWN	Sale	7,500	41.46	310,972
2025-03-03	NWN	Sale	15,452	42.01	649,061
2025-02-24	NWN	Sale	509	42.00	21,380
2025-02-25	NWN	Sale	1,451	42.00	60,942
2025-02-20	NWN	Sale	7,500	40.97	307,282
2025-01-21	NWN	Sale	7,500	41.33	309,967
2022-06-22	NWN	Sale	1,126	52.44	59,047
2022-01-13	NWN	Sale	1,290	48.04	61,975
2021-01-14	NWN	Sale	1,580	44.21	69,856
2020-01-16	NWN	Sale	666	73.52	48,960
2019-03-05	NWN	Option Ex	19,000	44.99	854,905
2019-03-05	NWN	Sale	19,000	64.94	1,233,765
2019-01-17	NWN	Sale	72	59.23	4,264

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Anderson David Hugo (Officer of Northwest Natural Holding Co at the time of this reporting) see the Securities and Exchange Commission (SEC) website.

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