{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-26-070960","form_type":"8-K","ticker":"PNW","cik":"0000764622","company_name":"PINNACLE WEST CAPITAL CORP","filed_at":"2026-06-05T20:02:53+00:00","discovered_at":"2026-06-05T20:04:00.337996+00:00","generated_at":"2026-06-05T20:04:55.160850+00:00","sec_items":["9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Pinnacle West issues $500M 4.650% Senior Notes due 2029","bullets":["Issued $500,000,000 principal amount of 4.650% Senior Notes maturing June 1, 2029.","Underwriting agreement dated June 1, 2026; offered under existing shelf registration (No. 333-277448).","Estimated total offering expenses of $1,304,241, including $1,125,000 in rating agency fees.","No specific use of proceeds disclosed in the filing."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-26-070960","json":"https://secwatch.observer/filing/0001104659-26-070960.json","markdown":"https://secwatch.observer/filing/0001104659-26-070960.md","text":"https://secwatch.observer/filing/0001104659-26-070960.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/764622/000110465926070960/0001104659-26-070960-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/764622/000110465926070960/tm2616946d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-05T20:04:55.160850+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"}