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PINNACLE WEST CAPITAL CORP — All Filings

1,000 total filings on record

Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.

Overview All Filings Financials Insiders
All 10-K 10-K405 10-Q 11-K 144 144/A 15-12B 25-NSE 3 3/A 4 4/A 424B2 424B3 424B5 5 5/A 8-A12B/A 8-K 8-K/A ARS CORRESP D D/A DEF 14A DEFA14A EFFECT FWP NO ACT POS AM POSASR PRE 14A PX14A6G REGDEX/A S-3 S-3ASR S-8 S-8 POS SC 13G SC 13G/A SCHEDULE 13G SCHEDULE 13G/A U-1 U-1/A U-3A-2 U-3A-2/A UPLOAD
Form Description Accession Number Filed Period
SCHEDULE 13G/A 0000102909-26-002080 Mar 27, 2026
S-8 POS FORM S-8 POS 0001104659-26-034533 Mar 25, 2026
4 FORM 4 0001628280-26-020056 Mar 20, 2026 Mar 18, 2026
4 FORM 4 0001628280-26-020054 Mar 20, 2026 Mar 18, 2026
4 FORM 4 0001628280-26-020052 Mar 20, 2026 Mar 18, 2026
4 FORM 4 0001628280-26-020016 Mar 20, 2026 Mar 18, 2026
4 FORM 4 0001628280-26-020013 Mar 20, 2026 Mar 18, 2026
4 FORM 4 0001628280-26-020011 Mar 20, 2026 Mar 18, 2026
4 FORM 4 0001628280-26-020008 Mar 20, 2026 Mar 18, 2026
8-K FORM 8-K 0001104659-26-027150 Mar 12, 2026 Mar 10, 2026
8-K 8-K 0000764622-26-000016 Feb 27, 2026
ARS ARS 0000764622-26-000012 Feb 25, 2026 Dec 31, 2025
10-K 10-K 0000764622-26-000011 Feb 25, 2026 Dec 31, 2025
8-K 8-K 0000764622-26-000010 Feb 25, 2026
4 FORM 4 0001628280-26-011365 Feb 24, 2026 Feb 20, 2026
4 FORM 4 0001628280-26-011348 Feb 24, 2026 Feb 20, 2026
4 FORM 4 0001628280-26-011343 Feb 24, 2026 Feb 20, 2026
4 FORM 4 0001628280-26-011341 Feb 24, 2026 Feb 20, 2026
4 FORM 4 0001628280-26-011304 Feb 24, 2026 Feb 20, 2026
4 FORM 4 0001628280-26-011302 Feb 24, 2026 Feb 20, 2026
4 FORM 4 0001628280-26-011301 Feb 24, 2026 Feb 20, 2026
4 FORM 4 0001628280-26-011299 Feb 24, 2026 Feb 20, 2026
8-K FORM 8-K 0001104659-26-017605 Feb 19, 2026 Feb 17, 2026
4 FORM 4 0001628280-26-009849 Feb 19, 2026 Feb 17, 2026
4 FORM 4 0001628280-26-009844 Feb 19, 2026 Feb 17, 2026
4 FORM 4 0001628280-26-009838 Feb 19, 2026 Feb 17, 2026
4 FORM 4 0001628280-26-009714 Feb 19, 2026 Feb 17, 2026
4 FORM 4 0001628280-26-009707 Feb 19, 2026 Feb 17, 2026
4 FORM 4 0001628280-26-009703 Feb 19, 2026 Feb 17, 2026
4 FORM 4 0001628280-26-009700 Feb 19, 2026 Feb 17, 2026
4 FORM 4 0001628280-26-009697 Feb 19, 2026 Feb 17, 2026
SCHEDULE 13G/A 0001422848-26-000030 Feb 12, 2026
SCHEDULE 13G 0000313028-26-000013 Feb 11, 2026
D/A 0000764622-25-000091 Dec 15, 2025
SCHEDULE 13G 0000313028-25-000086 Nov 12, 2025
8-K 8-K 0000764622-25-000090 Nov 7, 2025
10-Q 10-Q 0000764622-25-000087 Nov 3, 2025 Sep 30, 2025
8-K 8-K 0000764622-25-000086 Nov 3, 2025
8-K 8-K 0000764622-25-000081 Oct 14, 2025
8-K 8-K 0000764622-25-000079 Sep 2, 2025
8-K 8-K 0000764622-25-000078 Sep 2, 2025 Aug 28, 2025
8-K FORM 8-K 0001104659-25-079222 Aug 15, 2025
SCHEDULE 13G/A 0001422848-25-000188 Aug 13, 2025
SCHEDULE 13G 0000313028-25-000052 Aug 12, 2025
4 FORM 4 0001862964-25-000006 Aug 12, 2025 Aug 11, 2025
144 0001862964-25-000004 Aug 11, 2025
8-K 8-K 0000764622-25-000074 Aug 6, 2025
10-Q 10-Q 0000764622-25-000072 Aug 6, 2025 Jun 30, 2025
8-K 8-K 0000764622-25-000070 Aug 6, 2025
8-K 8-K 0000764622-25-000063 Jul 22, 2025