Northwest Natural director reports 10,509-share 10b5-1 sale at $45

Rhea-AI Filing Summary

Northwest Natural Holding (NWN) reported an insider trade by a director. On 10/15/2025, the reporting person sold 10,509 shares of common stock at a weighted average price of $45.0007, executed under a pre‑established Rule 10b5‑1 trading plan dated September 16, 2024. Following the sale, the filer beneficially owns 51,922 shares directly and 10,504.859 shares indirectly. The filer previously retired as CEO effective April 1, 2025.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

X

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

ANDERSON DAVID HUGO

(Last) (First) (Middle)

250 SW TAYLOR ST

(Street)

PORTLAND OR 97204

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Northwest Natural Holding Co [ NWN ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
10/15/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	10/15/2025		S(1)		10,509	D	$45.0007(2)	51,922	D
Common Stock								10,504.859	I	See Footnote(3)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Transaction made pursuant to a Rule 10b5-1 trading plan established by the reporting person on September 16, 2024. As previously disclosed, Mr. Anderson retired from his position as CEO of NW Holdings and NW Natural, effective April 1, 2025. At the time the 10b5-1 Plan was established, Mr. Anderson held more than 8 times his annual salary in NW Holdings' stock; an amount greater than required by the NW Holdings' stock ownership requirements. This trading arrangement allows Mr. Anderson to periodically sell a portion of his NW Holdings common stock to diversify his holdings in connection with his retirement. As of the date of this filing, Mr. Anderson holds the following shares that are not subject to his trading arrangement: 47,459 shares of which 10,505 are held in Northwest Natural Gas Company's Deferred Compensation Plan for Directors and Officers and 36,954 are held in his trust.

2. This transaction was executed in multiple trades on reported date with prices ranging from $45.00 to $45.02, resulting in a weighted average price of $45.0007. Northwest Natural Holding Company (Issuer) will provide upon request by the Commission staff or a security holder of the Issuer full information regarding the number of shares sold at each separate price.

3. Shares have been credited to reporting person's account under Northwest Natural Gas Company's Deferred Compensation Plan for Directors and Executives.

	Molly J. Wilcox, Attorney-in-Fact	10/16/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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