{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-25-181348","form_type":"8-K/A","ticker":"SWX","cik":"0001692115","company_name":"Southwest Gas Holdings, Inc.","filed_at":"2025-08-15T23:59:59+00:00","discovered_at":"2026-05-14T18:02:44.682818+00:00","generated_at":"2026-05-17T12:26:50.446980+00:00","sec_items":["9.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.85,"calibrated_materiality_score":0.85,"confidence":"high","headline":"Southwest Gas deconsolidates Centuri after selling 18.8M shares; retains 30.9% equity stake","bullets":["Net proceeds of $353.9M from August 2025 secondary offering and private placement of Centuri common stock.","Remaining 30.9% interest in Centuri will be accounted for as equity method investment; Centuri results classified as discontinued ops.","Pro forma H1 2025 diluted EPS from continuing ops rises to $2.24 from $1.40, reflecting deconsolidation.","Estimated pre-tax deconsolidation gain of $378.1M; after-tax gain of $287.4M to be recorded in Q3 2025.","Pro forma total assets drop to $10.59B from $12.21B; long-term debt reduced by $890.6M to $3.96B."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-25-181348","json":"https://secwatch.observer/filing/0001193125-25-181348.json","markdown":"https://secwatch.observer/filing/0001193125-25-181348.md","text":"https://secwatch.observer/filing/0001193125-25-181348.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1692115/000119312525181348/0001193125-25-181348-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1692115/000119312525181348/d21923d8ka.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-17T12:26:50.446980+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}