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 |
|---|---|---|---|
| POSASR | Filing | May 29, 2026 | — |
| D/A | Filing | Dec 15, 2025 | — |
| 11-K | Employee savings plan report | Jun 11, 2025 | Dec 31, 2024 |
| D/A | Filing | Jan 8, 2025 | — |
| 11-K | Employee savings plan report | Jun 14, 2024 | Dec 31, 2023 |
| D/A | Filing | Jan 5, 2024 | — |
| 11-K | Employee savings plan report | Jun 15, 2023 | Dec 31, 2022 |
| D/A | Filing | Mar 7, 2023 | — |
| D | Filing | Mar 7, 2023 | — |
| D/A | Filing | Feb 7, 2023 | — |
| D/A | Filing | Jul 1, 2022 | — |
| 11-K | Employee savings plan report | Jun 22, 2022 | Dec 31, 2021 |
| D/A | Filing | Aug 4, 2021 | — |
| 11-K | Employee savings plan report | Jun 22, 2021 | Dec 31, 2020 |
| D | Filing | Mar 22, 2021 | — |
| D/A | Filing | Jul 29, 2020 | — |
| 11-K | Employee savings plan report | Jun 16, 2020 | Dec 31, 2019 |
| D/A | Filing | Mar 6, 2020 | — |
| D/A | Filing | Jan 24, 2020 | — |
| 11-K | Employee savings plan report | Jun 14, 2019 | Dec 31, 2018 |
| D/A | Filing | Jan 24, 2019 | — |
| D/A | Filing | Nov 16, 2018 | — |
| 11-K | Employee savings plan report | Jun 14, 2018 | Dec 31, 2017 |
| UPLOAD | Letter from the SEC | Apr 20, 2018 | — |
| CORRESP | Letter to the SEC | Apr 16, 2018 | — |
| UPLOAD | Letter from the SEC | Apr 6, 2018 | — |
| D/A | Filing | Nov 16, 2017 | — |
| POSASR | Filing | Jun 27, 2017 | — |
| UPLOAD | Letter from the SEC | Jun 23, 2017 | — |
| 11-K | Employee savings plan report | Jun 16, 2017 | Dec 31, 2016 |
| CORRESP | Letter to the SEC | Jun 7, 2017 | — |
| UPLOAD | Letter from the SEC | May 24, 2017 | — |
| D/A | Filing | Nov 18, 2016 | — |
| 11-K | Employee savings plan report | Jun 9, 2016 | Dec 31, 2015 |
| PX14A6G | Filing | May 9, 2016 | — |
| D/A | Filing | Mar 3, 2016 | — |
Showing 36 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.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
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.