PINNACLE WEST CAPITAL CORP (PNW) Form 8-K Material Events

PINNACLE WEST CAPITAL CORP (PNW) is a publicly traded company on the NYSE, categorized under SIC 4911 (Electric Services). Access real-time SEC filings, 10-K annual reports, 10-Q quarterlies, 8-K current reports, PCAOB auditor history, and executive compensation disclosures.

Ticker: PNW CIK: 764622 Exchange: NYSE SIC 4911: Electric Services Fiscal Year End: 12/31 State: AZ

Independent PCAOB Auditor

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Audit Firm Deloitte & Touche LLP
Auditor SinceSince 12/31/2016 12:00:00 AM
Lead Engagement PartnerJames Davis
Audit LocationTempe, Arizona, United States

Latest SEC EDGAR Filings

Showing 10-K, 10-Q, 8-K, Form 4, and other SEC submissions
Form Filing Date Reporting Period Description Accession Number Actions
8-K 2026-09-30 2026-09-30 8-K 0000764622-26-000049 View SEC Doc Filr Page
8-K 2026-09-04 2026-09-04 8-K 0000764622-26-000046 View SEC Doc Filr Page
8-K 2026-08-13 2026-08-10 FORM 8-K 0001104659-26-095989 View SEC Doc Filr Page
SCHEDULE 13G 2026-08-12 — SCHEDULE 13G Filing 0000313028-26-000041 View SEC Doc Filr Page
4 2026-08-11 2026-08-10 FORM 4 0001628280-26-055895 View SEC Doc Filr Page
4 2026-08-11 2026-08-07 FORM 4 0001628280-26-055893 View SEC Doc Filr Page
8-K 2026-08-07 2026-08-07 8-K 0000764622-26-000044 View SEC Doc Filr Page
144 2026-08-07 — 144 Filing 0001950047-26-007779 View SEC Doc Filr Page
144 2026-08-07 — 144 Filing 0001628280-26-054791 View SEC Doc Filr Page
8-K 2026-08-04 2026-08-04 FORM 8-K 0001104659-26-090108 View SEC Doc Filr Page
424B5 2026-08-04 — 424B5 0001104659-26-090107 View SEC Doc Filr Page
10-Q 2026-08-04 2026-06-30 10-Q 0000764622-26-000041 View SEC Doc Filr Page
8-K 2026-08-04 2026-08-04 8-K 0000764622-26-000040 View SEC Doc Filr Page
8-K 2026-06-29 2026-06-23 8-K 0000764622-26-000034 View SEC Doc Filr Page
8-K 2026-06-08 2026-06-08 8-K 0000764622-26-000031 View SEC Doc Filr Page
8-K 2026-06-05 2026-06-05 FORM 8-K 0001104659-26-071021 View SEC Doc Filr Page
424B5 2026-06-05 — 424B5 0001104659-26-071019 View SEC Doc Filr Page
8-K 2026-06-05 2026-06-01 FORM 8-K 0001104659-26-070960 View SEC Doc Filr Page
424B5 2026-06-02 — 424B5 0001104659-26-069513 View SEC Doc Filr Page
FWP 2026-06-01 — FWP 0001104659-26-068974 View SEC Doc Filr Page
424B5 2026-06-01 — 424B5 0001104659-26-068630 View SEC Doc Filr Page
POSASR 2026-05-29 — POSASR 0001104659-26-068297 View SEC Doc Filr Page
8-K 2026-05-19 2026-05-14 8-K 0001628280-26-036111 View SEC Doc Filr Page
4 2026-05-18 2026-05-14 FORM 4 0001628280-26-036029 View SEC Doc Filr Page
4 2026-05-18 2026-05-14 FORM 4 0001628280-26-036026 View SEC Doc Filr Page