secwatch.observer — SEC 8-K summary ====================================== Issuer: PINNACLE WEST CAPITAL CORP (PNW) CIK: 0000764622 Form: 8-K Filed at: 2026-09-04T20:27:06+00:00 Accession: 0000764622-26-000046 Event type: other Sentiment: neutral Materiality: 0.10 Item codes: 7.01, 9.01 LLM model: deepseek-v4-flash:cloud@v2 Pinnacle West files routine 8-K for September investor meetings; exhibit content not available -------------------------------------------------------------------------------- - Pinnacle West and Arizona Public Service filed a combined 8-K for September 2026 analyst/investor meetings. - Handouts attached as Exhibit 99.1; the exhibit text provided is truncated and contains no financial figures. - No earnings, guidance, or material operational updates are disclosed in the filing body. - Filing signed by Andrew Cooper, SVP and CFO, for both registrants. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/764622/000076462226000046/0000764622-26-000046-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/7286/000076462226000046/pnw-20260904.htm HTML page: https://secwatch.observer/filing/0000764622-26-000046 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer