Welcome to our dedicated page for Southwest Gas Holdings 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.
Southwest Gas Holdings, Inc. filings document the regulatory, financial, governance, and capital-structure disclosures of a NYSE-listed natural gas utility holding company. Current reports furnish operating results, dividend actions, rate-case developments, Great Basin project disclosures, and material corporate events involving Southwest Gas Holdings and Southwest Gas Corporation.
Proxy materials cover board composition, director elections, executive compensation, shareholder voting matters, and governance arrangements. The filing record also includes executive and director transition disclosures, termination of a cooperation agreement with the Icahn Group, common stock registration details, and accounting matters related to deferred income tax liabilities and financial-statement reliance.
Southwest Gas Holdings Inc reported that Vanguard Portfolio Management LLC beneficially owned 3,882,198 shares of Common Stock as of 03/31/2026. The filing shows this represents 5.36% of the class, with 26,431 shares subject to sole voting power and 3,882,198 shares subject to sole dispositive power. The Schedule 13G was signed on 04/29/2026 by Ashley Grim.
Southwest Gas Holdings Inc received an amended Schedule 13G/A filing from The Vanguard Group reporting 0 shares beneficially owned and 0% of the common stock as of the amendment. The filing explains an internal realignment effective January 12, 2026 that led certain Vanguard subsidiaries to report ownership separately.
Southwest Gas Holdings, Inc. is asking stockholders to elect eleven directors, approve executive compensation on an advisory basis, and ratify PricewaterhouseCoopers as auditor at its 2026 virtual annual meeting. The proxy highlights a largely independent, diverse board, with 91% independent nominees and 55% women.
The company reports 2025 revenue of $1.9 billion, net income of $300.3 million, an 8.8% utility return on equity, and an estimated $6.7 billion rate base. It emphasizes pay-for-performance, with most executive and director compensation at risk, and describes the completed separation of Centuri and ongoing ESG and cybersecurity oversight.
Southwest Gas Holdings President and CEO Karen S. Haller reported a tax-withholding disposition of 13,105.277 shares of common stock at $80.02 per share. These shares were withheld to cover taxes on settled performance stock units. After this, she directly holds 185,798.222 shares, with additional indirect holdings of 996 shares through a spouse and 2,498.714 shares through a 401(k).
Southwest Gas Holdings SVP Amy L. Timperley reported a tax-withholding disposition of 1,182.367 shares of common stock on Performance Stock Units that settled after meeting performance goals, at $80.02 per share. After this, she held 15,118.242 shares directly and 8,975.446 shares indirectly through a 401(k).
Southwest Gas Holdings, Inc. senior vice president Julie M. Williams reported a tax-related share disposition. On February 27, 2026, she transferred 3,472.571 shares of common stock at $80.02 per share to cover taxes on settled performance stock units. After this withholding transaction, she directly owned 28,949.801 common shares and held an additional 2,485.076 shares indirectly through a 401(k) plan.
Southwest Gas Holdings SVP and Chief Legal/Compensation Officer Catherine M. Mazzeo reported a tax-related share disposition. On February 27, 2026, 543.737 shares of common stock were withheld at an implied price of $80.02 per share to cover taxes on settled performance stock units. After this withholding, she directly held 16,150.152 shares, and an additional 745.839 shares were held indirectly through a 401(k).
Southwest Gas Holdings, Inc. president Justin L. Brown reported two tax-related share dispositions of common stock on February 27, 2026. A total of 3,208.776 shares were withheld at $87.6000 per share and 6,838.144 shares were withheld at $80.0200 per share to cover taxes on settled performance stock units.