Welcome to our dedicated page for Northwest Natrl SEC filings (Ticker: NWN), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Northwest Natural Holding Company filings document a regulated utility holding company and its wholly owned Northwest Natural Gas Company subsidiary. Form 8-K reports furnish quarterly and annual earnings releases, describe utility rate-case developments before Oregon and Washington regulators, and record material events affecting the gas utility business.
The filing record also covers capital structure and financing matters, including Northwest Natural Gas Company first mortgage bond issuances, as well as executive succession and compliance leadership changes. Proxy materials provide governance disclosures for the holding company, including board matters, shareholder voting items and executive compensation information.
Northwest Natural Holding Co’s General Counsel, CCO and Senior Vice President of Regulation reported small stock transactions involving fractional shares. On 12/22/2025, she executed two sale transactions in the company’s common stock, disposing of 0.3365 and 0.787 shares at a price of $46.9 per share. The filing explains that these dispositions were due to the sale of fractional shares in connection with the transfer of whole shares between accounts she directly holds.
Following these transactions, she directly owned 28,458.787 shares of common stock. She also indirectly held 16,004.178 shares credited to her account under Northwest Natural Gas Company’s Deferred Compensation Plan for Directors and Executives and 662.807 shares in the company’s Retirement K Savings Plan as of December 19, 2025.
Northwest Natural Gas Company, a wholly owned subsidiary of Northwest Natural Holding Company, issued and sold $75,000,000 of 5.13% First Mortgage Bonds due 2036 and $125,000,000 of 5.90% First Mortgage Bonds due 2055 to institutional investors in a private transaction relying on Section 4(a)(2) of the Securities Act of 1933.
The bonds were issued under a Twenty-eighth Supplemental Indenture to the company’s long-standing Mortgage and Deed of Trust with Deutsche Bank Trust Company Americas as trustee. Interest on the 5.13% bonds is payable semi-annually each May 1 and November 1 beginning May 1, 2026, and interest on the 5.90% bonds is payable each June 1 and December 1 beginning June 1, 2026. Both series may be redeemed at Northwest Natural’s option, with a make-whole premium for early redemption before specified dates and at par plus accrued interest thereafter.
Northwest Natural Holding Company and its utility subsidiary announced a planned legal leadership transition. General Counsel, Chief Compliance Officer and SVP Regulation MardiLyn Saathoff informed the board she will retire from her roles effective April 1, 2026. To support succession planning, she will serve as Chief Legal Officer and SVP Regulation for both entities starting January 1, 2026 until her retirement.
The board also appointed Megan H. Berge, age 45, as Senior Vice President, General Counsel, Chief Compliance Officer and Corporate Secretary of both companies, effective January 1, 2026. Berge currently serves as Deputy General Counsel and Corporate Secretary at the holding company and Vice President, General Counsel and Corporate Secretary at the utility, and previously was a partner at Baker Botts focused on complex environmental and climate-related matters. A press release announcing the changes is furnished as Exhibit 99.1.
Northwest Natural Holding Co (NWN) director David H. Anderson reported selling 7,468 shares of common stock on 11/17/2025 at a weighted average price of $47.949 per share. The sale is coded as an open-market disposition and was made under a pre-arranged Rule 10b5-1 trading plan that Anderson established on September 16, 2024.
According to the filing, this plan was put in place to allow periodic sales as he transitions into retirement and diversifies his holdings. After the transaction, Anderson beneficially owns 36,954 NWN shares directly and 10,612.689 shares indirectly through a deferred compensation plan.
Northwest Natural Holding Co (NWN) director reported a stock acquisition. On 11/06/2025, the director acquired 1,227.681 shares of common stock at $46.59, credited under Northwest Natural Gas Company's Deferred Compensation Plan for Directors and Executives. These shares are held indirectly.
Following the transaction, beneficial ownership is 1,227.681 shares indirectly and 400 shares directly. The filing notes the transaction was made pursuant to a written election under the company’s Deferred Compensation Plan for Directors and Executives.
Northwest Natural Holding Co (NWN): A director reported an indirect acquisition of 553.914 shares of common stock at $46.59 on 11/06/2025.
Following the transaction, the director beneficially owned 3,312.224 shares indirectly. The filing notes the shares were credited under Northwest Natural Gas Company's Deferred Compensation Plan for Directors and Executives, pursuant to a written election made on or about September 13, 2024.
Northwest Natural Holding (NWN) disclosed an insider transaction by a director. On 11/06/2025, 608.552 shares of common stock were acquired at $46.59 through the company’s Deferred Compensation Plan for Directors and Executives, reported as an indirect holding. Following the transaction, beneficial ownership was 10,172.28 shares. The election governing this plan purchase was made on or about January 6, 2022 and was intended to satisfy Rule 10b5‑1, and has not been modified since.
Northwest Natural Holding (NWN) director reported an indirect acquisition of common stock under a deferred compensation plan. On 11/06/2025, 1,095.685 shares were credited at a price of $46.59, bringing beneficially owned shares following the transaction to 20,325.829, held indirectly. The reporting notes the election was made on or about June 1, 2021 under Rule 10b5-1 and has not been modified since.
Northwest Natural Holding Company reported Q3 2025 results showing higher revenue but a seasonal loss. Operating revenues were $164.7 million, up from $136.9 million a year ago. The company posted a net loss of $29.9 million versus a $27.2 million loss in Q3 2024, reflecting typical off‑season patterns and higher operating and interest costs.
Year to date, revenue reached $895.2 million compared with $782.1 million, and net income rose to $55.5 million from $33.9 million. Diluted EPS was $(0.73) for Q3 and $1.36 for the nine‑month period. Cash provided by operating activities was $265.9 million for the nine months. The company invested $332.7 million in capital expenditures and $331.3 million on acquisitions, funded in part by $560.0 million of long‑term debt issued and $47.8 million of common stock issued year to date.
At September 30, 2025, total assets were $5.85 billion and long‑term debt was $2.13 billion. Total equity was $1.43 billion. At October 24, 2025, 41,507,042 common shares were outstanding. Dividends per share were $0.49 in Q3 and $1.47 year to date.
Northwest Natural Holding Company (NWN) furnished an 8-K announcing its earnings press release for the quarter ended September 30, 2025. The release is attached as Exhibit 99.1. The company states the information is being furnished under Item 2.02 and is not deemed “filed” for liability purposes under the Exchange Act, nor incorporated by reference unless expressly stated.
The filing includes standard forward-looking statements cautions. Northwest Natural Gas Company is listed as a co-registrant. No financial figures are included in this summary document; details reside in the attached press release.