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 |
|---|---|---|---|
| DEFA14A | Additional proxy material | Apr 3, 2026 | — |
| DEF 14A | Proxy statement | Apr 3, 2026 | May 14, 2026 |
| DEFA14A | Additional proxy material | Apr 8, 2025 | — |
| DEF 14A | Proxy statement | Apr 8, 2025 | Dec 31, 2024 |
| PRE 14A | Preliminary proxy statement | Mar 6, 2025 | Mar 6, 2025 |
| DEFA14A | Additional proxy material | May 6, 2024 | — |
| DEFA14A | Additional proxy material | Apr 4, 2024 | — |
| DEF 14A | Proxy statement | Apr 4, 2024 | Dec 31, 2023 |
| DEFA14A | Additional proxy material | May 2, 2023 | — |
| DEFA14A | Additional proxy material | May 1, 2023 | — |
| DEFA14A | Additional proxy material | Apr 5, 2023 | — |
| DEF 14A | Proxy statement | Apr 5, 2023 | — |
| DEFA14A | Additional proxy material | May 12, 2022 | — |
| DEFA14A | Additional proxy material | Apr 5, 2022 | — |
| DEF 14A | Proxy statement | Apr 5, 2022 | May 18, 2022 |
| DEFA14A | Additional proxy material | Apr 1, 2021 | — |
| DEF 14A | Proxy statement | Apr 1, 2021 | May 19, 2021 |
| DEFA14A | Additional proxy material | May 4, 2020 | — |
| DEFA14A | Additional proxy material | Apr 6, 2020 | — |
| DEF 14A | Proxy statement | Apr 6, 2020 | May 20, 2020 |
| DEFA14A | Additional proxy material | May 6, 2019 | — |
| DEFA14A | Additional proxy material | May 2, 2019 | — |
| DEFA14A | Additional proxy material | Apr 30, 2019 | — |
| DEFA14A | Additional proxy material | Mar 28, 2019 | — |
| DEFA14A | Additional proxy material | Mar 28, 2019 | — |
| DEF 14A | Proxy statement | Mar 28, 2019 | May 15, 2019 |
| DEFA14A | Additional proxy material | Mar 29, 2018 | — |
| DEFA14A | Additional proxy material | Mar 29, 2018 | — |
| DEF 14A | Proxy statement | Mar 29, 2018 | May 16, 2018 |
| DEFA14A | Additional proxy material | Mar 31, 2017 | — |
| DEF 14A | Proxy statement | Mar 31, 2017 | May 17, 2017 |
| DEFA14A | Additional proxy material | Mar 31, 2016 | — |
| DEF 14A | Proxy statement | Mar 31, 2016 | May 18, 2016 |
Showing 33 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.