---
schema_version: "secwatch.filing_event.v1"
accession: "0001692115-26-000004"
form_type: "8-K"
ticker: "SWX"
cik: "0001692115"
company_name: "Southwest Gas Holdings, Inc."
filed_at: "2026-01-09T23:59:59+00:00"
generated_at: "2026-05-16T11:04:30.614258+00:00"
event_type: "other_material"
sentiment: "negative"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Southwest Gas restates interim 2025 financials due to $35M deferred tax error; non-reliance issued

## Summary
- Income tax expense understated by $27M for Q2 2025 and $8M for Q3 2025; net income reduced accordingly.
- Audit committee concludes Q2 and Q3 2025 interim statements should no longer be relied upon.
- Company expects material weakness in internal controls and ineffective disclosure controls.
- Errors caused by failure to update state apportionment rates following Centuri share sales in May and Aug 2025.
- Reaffirms 2025 net income guidance; no impact on cash flows, credit metrics, or debt covenants.

## SEC filing metadata
- accession: 0001692115-26-000004
- form_type: 8-K
- ticker: SWX
- cik: 0001692115
- company_name: Southwest Gas Holdings, Inc.
- filed_at: 2026-01-09T23:59:59+00:00
- event_type: other_material
- sentiment: negative
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 4.02, 2.02, 7.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1692115/000169211526000004/0001692115-26-000004-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1692115/000169211526000004/swx-20260109.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001692115-26-000004
- JSON: https://secwatch.observer/filing/0001692115-26-000004.json
- Plain text: https://secwatch.observer/filing/0001692115-26-000004.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.