10-K annual report · filed Feb 25, 2026

Southwest Gas Holdings, Inc. (SWX) FY2025 10-K Annual Report

Short answer

Southwest Gas Holdings, Inc. (SWX) filed its fiscal 2025 10-K annual report with the SEC on Feb 25, 2026. It reported revenue of $1.9B (−62.0% year over year) and net income of $440M.

  • Top risk flagged: Regulatory risk in natural gas sector cybersecurity compliance led by Cybersecurity Executive Committee with legal advisor involvement

FY2025 key financial metrics · XBRL

Revenue
$1.9B
−62.0% YoY
Net income
$440M
+121.2% YoY
Operating margin
24.4%
+15.0 pp YoY
EPS (diluted)
$6.08
+120.3% YoY
ROE
11.1%
+5.4 pp YoY
Operating cash flow
$556M
−59.0% YoY

Source: XBRL data from the Southwest Gas Holdings, Inc. (SWX) FY2025 10-K on SEC EDGAR. USD.

Southwest Gas Holdings, Inc. FY2025 10-K analysis

AI summary of each section, grounded in the filing text

Business Overview

  • Core business: regulated natural gas purchasing, distribution, and transportation to residential, commercial, industrial customers in AZ, NV, CA
  • Segment change: deconsolidation of Centuri IPO in April 2024, now solely Natural Gas Distribution segment after August 2025
  • Customer growth: 37,000 first-time meter sets added in 2025, serving approx. 2,281,000 customers
  • Operating margin stable by customer class with 85% from residential/small commercial in 2025, unchanged from prior years
  • Regulatory environment: decoupled rate mechanisms in AZ, NV, CA provide stable operating margin despite seasonal demand fluctuations

Management Discussion & Analysis

  • Revenue Natural Gas Distribution $1.94B in 2025 vs $2.48B in 2024, net cost of gas $498M vs $1.16B; Operating margin $1.44B up 9% YoY ($119.6M increase)
  • Operating income Natural Gas Distribution $482.4M (25% margin approx.) in 2025 vs $412.7M in 2024; Contribution to net income $300.3M up $39.1M YoY
  • Best segment Natural Gas Distribution $300.3M net income contribution in 2025; Worst, Corporate/Admin loss $(65.5)M, increase in net loss $25.3M YoY mainly due to $53.2M higher income tax expense
  • Cash $576.6M year-end 2025; $1.3B net proceeds from Centuri sale used to repay $709M debt (including $550M term loan), pay dividends; Capex $840.2M in 2025
  • Management outlook cautious on regulatory timing; 2024 Arizona rate case gave $80.2M rate increase effective March 2025; ongoing infrastructure projects including Great Basin Expansion with binding agreements

Risk Factors

  • Regulatory risk in natural gas sector cybersecurity compliance led by Cybersecurity Executive Committee with legal advisor involvement
  • Operational risk from cybersecurity threats monitored via biannual Board reviews and audit committee oversight of penetration test remediation
  • No geopolitical or macroeconomic risks disclosed in risk factors section
  • No competitor-related market disruption risks mentioned
  • No specific financial or structural risks noted in cybersecurity governance discussion

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