Welcome to our dedicated page for Southwest Gas Ho SEC filings (Ticker: SWX), 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 Southwest Gas Holdings, Inc. (NYSE: SWX) SEC filings page on Stock Titan brings together the company’s official regulatory disclosures as filed with the U.S. Securities and Exchange Commission. As a regulated natural gas utility holding company, Southwest Gas Holdings uses its periodic and current reports to describe its natural gas distribution and transportation business, financial performance, capital structure, and governance arrangements.
In annual reports on Form 10‑K and quarterly reports on Form 10‑Q, Southwest Gas Holdings provides detailed information on its regulated natural gas operations through Southwest Gas Corporation, including discussions of customer growth in Arizona, Nevada, and California, rate and regulatory matters, and capital investments in pipeline and related infrastructure. These filings also explain the company’s separation from Centuri Holdings, Inc., the deconsolidation of Centuri’s financial results, and the classification of Centuri-related activity as discontinued operations.
Current reports on Form 8‑K offer more immediate insight into significant events. Recent 8‑K filings have addressed the sale of Centuri shares through public offerings and a private placement, the resulting deconsolidation and disposition of Centuri, cooperation and registration rights agreements with the Icahn Group, changes in board composition, and executive leadership transitions, including the appointment of a new Chief Financial Officer. Other 8‑K filings describe the company’s conclusion that certain 2025 interim financial statements should no longer be relied upon due to errors in state income tax expense and deferred income tax liabilities, and its plan to restate those periods in the 2025 Form 10‑K.
Through this page, users can review Forms 10‑K and 10‑Q for comprehensive financial and operational detail, as well as Forms 8‑K that capture material corporate actions, capital markets transactions, governance developments, and financial reporting matters. Stock Titan’s tools apply AI-powered summaries to these filings to help explain key topics such as the company’s regulated utility focus, tax-related restatement, cooperation agreements, and the financing steps taken to support natural gas infrastructure investments.
Southwest Gas Holdings, Inc. (SWX) reported a Form 4 transaction for its SVP/Chief Financial Officer. On 11/25/2025, the officer disposed of 4,483.941 shares of common stock in a transaction coded "F" at a price of $80.44 per share. After this transaction, the officer beneficially owns 28,444.405 shares. The reported balance includes 597.707 shares acquired through exempt dividend reinvestment transactions.
Southwest Gas Holdings (SWX) announced a CFO transition. Robert J. Stefani will no longer serve as Senior Vice President/Chief Financial Officer of Southwest Gas Holdings and Southwest Gas Corporation, effective December 1, 2025 or an earlier employment end date. The company stated his departure is not due to any disagreement with auditors, management, accounting principles, financial statement disclosure, or internal controls.
Under a Transition, Separation and General Release Agreement effective November 8, 2025, Mr. Stefani will continue in his role until the Separation Date and receive cash payments totaling $1,568,400. The vesting of his performance-based restricted stock units will be prorated through December 1, 2025. Receipt of the separation consideration is conditioned on signing and not revoking a Certificate of Reaffirmation, ongoing compliance, and continued service through the Separation Date; if the company terminates him before then for reasons other than Cause, he remains entitled to the consideration. The board has begun an internal and external search for his successor.
FMR LLC filed an amended Schedule 13G reporting a passive stake in Southwest Gas Holdings (SWX). FMR and Abigail P. Johnson beneficially own 4,799,459.78 shares of common stock, or 6.7% of the class, as of September 30, 2025.
FMR reports sole voting power over 4,794,441 shares and sole dispositive power over 4,799,459.78 shares, with no shared voting or dispositive power. The filing states the securities were acquired and are held in the ordinary course of business and not to change or influence control.
Southwest Gas Holdings (SWX) filed its Q3 2025 10‑Q, highlighting completion of the Centuri separation and a shift to a single Natural Gas Distribution segment. Q3 total operating revenues were $316,911 thousand and net income was $267,959 thousand, driven by discontinued operations related to Centuri. Diluted EPS was $3.74, including continued and discontinued operations. Operating income from regulated operations was $37,008 thousand, with lower gas costs supporting margins.
The Centuri exit was completed through secondary offerings and private placements yielding $1,349.9 million in net proceeds. The deconsolidation on August 11 produced a $278,791 thousand net gain and a $220.7 million net gain on the retained interest through final disposition on September 5. Proceeds were used to repay debt, fund dividends, and for general corporate purposes; the $225 million term loan was fully repaid, and there were no short‑term borrowings outstanding at September 30. Cash and cash equivalents were $778,631 thousand, and equity attributable to SWX stockholders was $3,928,679 thousand.
Southwest Gas Holdings, Inc. furnished an update on operating performance, announcing the release of summary financial information for the quarter and nine months ended September 30, 2025. The materials were provided to the public and investment community on November 5, 2025.
The press release and summary financial information are included as Exhibit 99 and were furnished under Item 2.02, rather than filed, with the Securities and Exchange Commission.
Southwest Gas Holdings entered into an Amended and Restated Cooperation Agreement with the Icahn Group. The Company will nominate four Icahn Designees — Andrew W. Evans, Henry P. Linginfelter, Ruby Sharma, and Andrew J. Teno — for election at the 2026 annual meeting of stockholders.
The agreement keeps standstill restrictions in place until the later of the conclusion of the 2026 Annual Meeting or the earlier of when Andrew J. Teno (or a replacement) is no longer on the Board, or 30 days before the advance notice deadline for the 2027 meeting. It will terminate automatically if the Board re‑appoints any former pre‑2022 director without approval of a majority of the Icahn Designees. The record date for the 2026 meeting will be set within 30 days of March 3, 2026. Other material terms of the prior agreement remain unchanged.
Carl C. Icahn and affiliated entities reported the sale of 1,500,000 shares of Southwest Gas Holdings, Inc. (SWX) on 09/25/2025 at a price of $77.91 per share. The Form 4 is filed on behalf of Mr. Icahn, Icahn Partners LP and Icahn Partners Master Fund LP, each listed as a director and a 10% owner. The filing states the shares were sold to a market maker pursuant to Section 144(f)(1)(ii) of the Securities Act. After the transactions, the Reporting Persons collectively are shown as beneficially owning 6,032,604 shares indirectly, with Icahn Partners directly owning 3,419,167 shares and Icahn Master directly owning 2,613,437 shares.
Amendment No. 12 to a Schedule 13D relates to the common stock of Southwest Gas Holdings, Inc. The filing states that the Reporting Persons beneficially own 6,032,604 shares, representing approximately 8.38% of the outstanding common stock, based on 71,979,296 shares outstanding as of July 25, 2025. The filing identifies multiple Icahn-affiliated entities and Carl C. Icahn as reporting persons with varying sole or shared voting and dispositive powers over subsets of the position. The statement discloses that on September 25, 2025 Icahn Partners Master Fund LP sold 651,160 shares and Icahn Partners LP sold 848,840 shares, each at $77.91 per share. The amendment otherwise reports no other transactions in the prior 60 days and incorporates prior Schedule 13D definitions.
This Form 4 shows that director Brian E. Sandoval purchased 24 shares of Southwest Gas Holdings, Inc. (SWX) on 09/10/2025 at a price of $78.57 per share. After the transaction he beneficially owned 1,561.972 shares, reported on a Form filed by one reporting person. The filing includes a signature dated 09/11/2025 by Catherine M. Mazzeo, POA.
Karen S. Haller, President and CEO of Southwest Gas Holdings, Inc. (SWX), reported changes in her beneficial ownership on a Form 4. On 09/05/2025 she received 42,157.038 shares at no cost representing settled performance stock units delivered after satisfaction of a performance goal, increasing her reported holdings to 170,405.6678 shares. On the same date she disposed of 16,588.794 shares at $78.60 per share, leaving 153,816.8738 shares directly beneficially owned. The filing also discloses indirect holdings of 2,419.9469 shares in a 401(k) and 996 shares held by her spouse. The Form 4 was signed by a POA on 09/09/2025.