西北天然气 2026年季度报告

Form 10-Q ☒QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934For the quarterly period endedJune30, 2026OR☐TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934For the transition period from ___________ to____________ NORTHWEST NATURAL GAS COMPANY NORTHWEST NATURAL HOLDING COMPANY (Exact name of registrant as specified in its charter) (Exact name of registrant as specified in its charter) Commission file number1-15973 (State or other jurisdiction ofincorporation or organization)(I.R.S. EmployerIdentification No.) 250 SW Taylor Street 250 SW Taylor Street PortlandOregon PortlandOregon (Address of principal executive offices)Registrant’s telephone number,including area code: (Address of principal executive offices)Registrant’s telephone number, includingarea code: (503) 226-4211 (503) 226-4211 Securities registered pursuant to Section 12(b) of the Act: RegistrantTitle of each classTrading SymbolName of each exchangeon which registeredNORTHWEST NATURAL HOLDING COMPANYCommon StockNWNNew York Stock ExchangeNORTHWEST NATURAL GAS COMPANYNone Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during thepreceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for thepast 90 days. NORTHWEST NATURAL HOLDING COMPANYYes☒No☐NORTHWEST NATURAL GAS COMPANYYes☒No☐ Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of RegulationS-T (§232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit such files). NORTHWEST NATURAL HOLDING COMPANYYes☒No☐NORTHWEST NATURAL GAS COMPANYYes☒No☐ Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or an emerginggrowth company. See the definitions of "large accelerated filer," "accelerated filer", "smaller reporting company" and "emerging growth company" in Rule 12b-2 ofthe Exchange Act. NORTHWEST NATURAL HOLDING COMPANY If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new orrevised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.☐ Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act).☐☒ NORTHWEST NATURAL HOLDING COMPANYYesNoNORTHWEST NATURAL GAS COMPANYYes☐No☒ At July28, 2026, 42,093,538 shares of Northwest Natural Holding Company's Common Stock (the only class of Common Stock) wereoutstanding. All shares of Northwest Natural Gas Company's Common Stock (the only class of Common Stock) outstanding were held byNorthwest Natural Holding Company.This combined Form 10-Q is separately filed by Northwest Natural Holding Company and Northwest Natural Gas Company. Information contained in this document relating to Northwest Natural Gas Company is filed by Northwest Natural Holding Company and separately byNorthwest Natural Gas Company. Northwest Natural Gas Company makes no representation as to information relating to Northwest NaturalHolding Company or its subsidiaries, except as it may relate to Northwest Natural Gas Company and its subsidiaries. NORTHWEST NATURAL GAS COMPANYNORTHWEST NATURAL HOLDING COMPANYFor the Quarterly Period Ended June30, 2026 PART I.FINANCIAL INFORMATIONPageForward-Looking Statements3Item 1.Unaudited Financial Statements:Consolidated Statements of Comprehensive Income of Northwest Natural Holding Company for the three and sixmonths ended June 30, 2026 and 20255Consolidated Balance Sheets of Northwest Natural Holding Company at June 30, 2026 and 2025 and December 31,20256Consolidated Statements of Shareholders' Equity of Northwest Natural Holding Company for the three and sixmonths ended June 30, 2026 and 20258Consolidated Statements of Cash Flows of Northwest Natural Holding Company for the six months ended June 30,2026 and 20259Consolidated Statements of Comprehensive Income of Northwest Natural Gas Company for the three and six monthsended June 30, 2026 and 202510Consolidated Balance Sheets of Northwest Natural Gas Company at June 30, 2026 and 2025 and December 31,202511Consolidated Statements of Shareholder's Equity of Northwest Natural Gas Company for the three and six monthsended June 30, 2026 and 202513Consolidated Statements of Cash Flows of Northwest Natural Gas Company for the six months ended June 30, 2026and 202514Notes to Unaudited Consolidated Financial Statements15Item 2.Management's Discussion and Analysis of Financial Condition and Results of Operations46Item 3.Quantitative and Qualitative Disclosures About