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.
The Northwest Natural Holding Company (NWN) SEC filings page on Stock Titan provides direct access to the company’s regulatory disclosures as filed with the U.S. Securities and Exchange Commission. As a regulated utility holding company with natural gas, water and renewable fuels businesses, NWN’s filings offer detailed insight into its financial condition, capital structure, regulatory environment and corporate governance.
Here you can review Northwest Natural Holding Company’s annual reports on Form 10-K and quarterly reports on Form 10-Q, which describe segment performance for NWN Gas Utility, SiEnergy Gas Utility, NWN Water Utility and other operations. These reports typically discuss rate base, capital expenditures, regulatory proceedings with bodies such as the Public Utility Commission of Oregon and the Washington Utilities and Transportation Commission, and risk factors related to gas, water and renewables businesses.
Current reports on Form 8-K capture material events affecting NWN and its subsidiary Northwest Natural Gas Company, including earnings releases, general rate case outcomes, amendments to bylaws, leadership changes and financing transactions. For example, recent 8-K filings describe stipulations and final orders in Oregon rate cases, updates to the company’s bylaws, and the issuance of First Mortgage Bonds under a long-standing Mortgage and Deed of Trust to institutional investors.
Investors can also use this page to access proxy materials and other governance-related documents that outline board composition, shareholder meeting procedures and advance notice requirements for proposals and director nominations. Together, these filings help explain how Northwest Natural Holding Company structures its capital, manages regulatory relationships and oversees its multi-utility operations.
Stock Titan enhances this information with AI-powered tools. Real-time updates from EDGAR ensure that new NWN filings appear promptly, while AI-generated summaries help explain the key points in lengthy 10-K and 10-Q reports. Users can quickly understand the implications of 8-K disclosures, track changes in capital structure and rate case outcomes, and review insider and governance-related information without reading every line of each document.
David Hugo Anderson, former CEO of Northwest Natural Holding, reported significant insider trading activity under a pre-established Rule 10b5-1 trading plan. On June 20, 2025, Anderson sold 7,500 shares at a weighted average price of $39.6815 per share.
Following the transaction, Anderson retains 94,791 shares directly and 10,379.467 shares indirectly through the company's Deferred Compensation Plan. The sale was part of a planned diversification strategy following Anderson's retirement as CEO on April 1, 2025.
Key context:
- The trading plan was established on September 16, 2024, while Anderson held more than 8x his annual salary in company stock
- 47,333 shares remain outside the trading arrangement, including 10,379 in the Deferred Compensation Plan and 36,954 in his trust
- Transaction executed through multiple trades ranging from $39.475 to $39.91 per share