{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-26-045442","form_type":"8-K","ticker":"SWX","cik":"0001692115","company_name":"Southwest Gas Holdings, Inc.","filed_at":"2026-02-11T23:59:59+00:00","discovered_at":"2026-05-14T18:02:35.905975+00:00","generated_at":"2026-05-16T03:20:10.700905+00:00","sec_items":["5.02","7.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.2,"calibrated_materiality_score":0.2,"confidence":"high","headline":"Director Anne Mariucci to retire from Southwest Gas board at 2026 annual meeting","bullets":["Anne L. Mariucci will not stand for re-election and will retire at the conclusion of the 2026 Annual Meeting.","She served nearly 20 years on the board, including as Chair of the Strategic Transactions Committee.","Company states there are no disagreements with Mariucci regarding operations, policies, or practices."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-26-045442","json":"https://secwatch.observer/filing/0001193125-26-045442.json","markdown":"https://secwatch.observer/filing/0001193125-26-045442.md","text":"https://secwatch.observer/filing/0001193125-26-045442.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1692115/000119312526045442/0001193125-26-045442-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1692115/000119312526045442/d109949d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T03:20:10.700905+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"}