Pinnacle West Capital Corp SEC filings PNW
Pinnacle West Capital Corp has 1,002 filings in SEC EDGAR's recent list, going back to Feb 18, 2016. Its latest annual report, Form ARS, was filed on Feb 25, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 3, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 3, 2026 (results of operations, regulation fd disclosure). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 424B5 | Prospectus supplement | Aug 4, 2026 | — |
| 424B5 | Prospectus supplement | Jun 5, 2026 | — |
| 424B5 | Prospectus supplement | Jun 2, 2026 | — |
| FWP | Free writing prospectus | Jun 1, 2026 | — |
| 424B5 | Prospectus supplement | Jun 1, 2026 | — |
| S-8 POS | Form s-8 pos | Mar 25, 2026 | — |
| 424B2 | Prospectus | May 13, 2025 | — |
| FWP | Free writing prospectus | May 12, 2025 | — |
| 424B5 | Prospectus supplement | May 12, 2025 | — |
| 424B5 | Prospectus supplement | Nov 8, 2024 | — |
| 424B2 | Prospectus | Jun 6, 2024 | — |
| FWP | Free writing prospectus | Jun 5, 2024 | — |
| 424B5 | Prospectus supplement | Jun 5, 2024 | — |
| 424B5 | Prospectus supplement | Mar 1, 2024 | — |
| 424B5 | Prospectus supplement | Feb 28, 2024 | — |
| S-3ASR | Automatic shelf registration | Feb 28, 2024 | — |
| S-3ASR | Automatic shelf registration | Jun 14, 2023 | — |
| S-8 | Employee stock plan registration | Jun 1, 2023 | — |
| S-8 | Employee stock plan registration | Jun 3, 2021 | — |
| S-3ASR | Automatic shelf registration | Mar 4, 2021 | — |
| S-3ASR | Automatic shelf registration | Jun 17, 2020 | — |
| 424B2 | Prospectus | Jun 11, 2020 | — |
| FWP | Free writing prospectus | Jun 10, 2020 | — |
| 424B3 | Prospectus | Jun 10, 2020 | — |
| S-3ASR | Automatic shelf registration | Apr 20, 2018 | — |
| 424B2 | Prospectus | Nov 29, 2017 | — |
| FWP | Free writing prospectus | Nov 28, 2017 | — |
| 424B3 | Prospectus | Nov 28, 2017 | — |
| S-3ASR | Automatic shelf registration | Jun 21, 2017 | — |
Showing 29 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Electric Services (SIC 4911)
- Listed as
- PNW (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- AZ
- Headquarters
- Phoenix, AZ
- SEC filer status
- Large accelerated filer
- SEC CIK
- 764622
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.