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 |
|---|---|---|---|
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 3, 2026 | Nov 3, 2026 |
| 10-Q | Quarterly report | Nov 3, 2026 | Sep 30, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 30, 2026 | Sep 30, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 4, 2026 | Sep 4, 2026 |
| 8-K | Current report | Aug 13, 2026 | Aug 10, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 12, 2026 | — |
| 4 | Insider transaction | Aug 11, 2026 | Aug 10, 2026 |
| 4 | Insider transaction | Aug 11, 2026 | Aug 7, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 7, 2026 | Aug 7, 2026 |
| 144 | Notice of proposed sale | Aug 7, 2026 | — |
| 144 | Notice of proposed sale | Aug 7, 2026 | — |
| 8-K |
Current report
Material agreement
|
Aug 4, 2026 | Aug 4, 2026 |
| 424B5 | Prospectus supplement | Aug 4, 2026 | — |
| 10-Q | Quarterly report | Aug 4, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 4, 2026 | Aug 4, 2026 |
| 8-K |
Current report
Officer or director change
|
Jun 29, 2026 | Jun 23, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Jun 8, 2026 | Jun 8, 2026 |
| 8-K |
Current report
Other events
|
Jun 5, 2026 | Jun 5, 2026 |
| 424B5 | Prospectus supplement | Jun 5, 2026 | — |
| 8-K | Current report | Jun 5, 2026 | Jun 1, 2026 |
| 424B5 | Prospectus supplement | Jun 2, 2026 | — |
| FWP | Free writing prospectus | Jun 1, 2026 | — |
| 424B5 | Prospectus supplement | Jun 1, 2026 | — |
| POSASR | Filing | May 29, 2026 | — |
| 8-K |
Current report
Shareholder vote results
|
May 19, 2026 | May 14, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 14, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 14, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 14, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 14, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 14, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 14, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 14, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 14, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 14, 2026 |
| 4 | Insider transaction | May 14, 2026 | May 13, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 14, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | May 13, 2026 | — |
| 144 | Notice of proposed sale | May 12, 2026 | — |
| 8-K |
Current report
Regulation FD disclosure
|
May 6, 2026 | May 6, 2026 |
| 10-Q | Quarterly report | May 4, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 4, 2026 | May 4, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Apr 30, 2026 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Apr 15, 2026 | Apr 15, 2026 |
| DEFA14A | Additional proxy material | Apr 3, 2026 | — |
| DEF 14A | Proxy statement | Apr 3, 2026 | May 14, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 27, 2026 | — |
| S-8 POS | Form s-8 pos | Mar 25, 2026 | — |
| 4 | Insider transaction | Mar 20, 2026 | Mar 18, 2026 |
| 4 | Insider transaction | Mar 20, 2026 | Mar 18, 2026 |
| 4 | Insider transaction | Mar 20, 2026 | Mar 18, 2026 |
| 4 | Insider transaction | Mar 20, 2026 | Mar 18, 2026 |
| 4 | Insider transaction | Mar 20, 2026 | Mar 18, 2026 |
| 4 | Insider transaction | Mar 20, 2026 | Mar 18, 2026 |
| 4 | Insider transaction | Mar 20, 2026 | Mar 18, 2026 |
| 8-K | Current report | Mar 12, 2026 | Mar 10, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Feb 27, 2026 | Feb 27, 2026 |
| ARS | Annual report to shareholders | Feb 25, 2026 | Dec 31, 2025 |
| 10-K | Annual report | Feb 25, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 25, 2026 | Feb 25, 2026 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| 8-K |
Current report
Material agreement, New debt, Officer or director change
|
Feb 19, 2026 | Feb 17, 2026 |
| 4 | Insider transaction | Feb 19, 2026 | Feb 17, 2026 |
| 4 | Insider transaction | Feb 19, 2026 | Feb 17, 2026 |
| 4 | Insider transaction | Feb 19, 2026 | Feb 17, 2026 |
| 4 | Insider transaction | Feb 19, 2026 | Feb 17, 2026 |
| 4 | Insider transaction | Feb 19, 2026 | Feb 17, 2026 |
| 4 | Insider transaction | Feb 19, 2026 | Feb 17, 2026 |
| 4 | Insider transaction | Feb 19, 2026 | Feb 17, 2026 |
| 4 | Insider transaction | Feb 19, 2026 | Feb 17, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 12, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 11, 2026 | — |
| D/A | Filing | Dec 15, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Nov 12, 2025 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Nov 7, 2025 | Nov 7, 2025 |
| 10-Q | Quarterly report | Nov 3, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 3, 2025 | Nov 3, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Oct 14, 2025 | Oct 14, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 2, 2025 | Sep 2, 2025 |
| 8-K |
Current report
Material agreement
|
Sep 2, 2025 | Aug 28, 2025 |
| 8-K | Current report | Aug 15, 2025 | Aug 15, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 13, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 12, 2025 | — |
| 4 | Insider transaction | Aug 12, 2025 | Aug 11, 2025 |
| 144 | Notice of proposed sale | Aug 11, 2025 | — |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Aug 6, 2025 | Aug 6, 2025 |
| 10-Q | Quarterly report | Aug 6, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 6, 2025 | Aug 6, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Jul 22, 2025 | Jul 22, 2025 |
| 8-K/A |
Amended current report
Other events
|
Jun 16, 2025 | Jun 13, 2025 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jun 13, 2025 | Jun 13, 2025 |
| 11-K | Employee savings plan report | Jun 11, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
May 27, 2025 | May 27, 2025 |
| 4 | Insider transaction | May 22, 2025 | May 21, 2025 |
| 4 | Insider transaction | May 22, 2025 | May 21, 2025 |
| 4 | Insider transaction | May 22, 2025 | May 21, 2025 |
| 4 | Insider transaction | May 22, 2025 | May 21, 2025 |
| 4 | Insider transaction | May 22, 2025 | May 21, 2025 |
| 4 | Insider transaction | May 22, 2025 | May 21, 2025 |
| 4 | Insider transaction | May 22, 2025 | May 21, 2025 |
| 4 | Insider transaction | May 22, 2025 | May 21, 2025 |
| 4 | Insider transaction | May 22, 2025 | May 21, 2025 |
| 4 | Insider transaction | May 22, 2025 | May 21, 2025 |
| 3 | Initial insider ownership | May 22, 2025 | May 21, 2025 |
| 3 | Initial insider ownership | May 22, 2025 | May 21, 2025 |
| 8-K |
Current report
Shareholder vote results
|
May 22, 2025 | May 21, 2025 |
| 8-K | Current report | May 15, 2025 | May 12, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | May 14, 2025 | — |
| 424B2 | Prospectus | May 13, 2025 | — |
| FWP | Free writing prospectus | May 12, 2025 | — |
| 424B5 | Prospectus supplement | May 12, 2025 | — |
| 4 | Insider transaction | May 6, 2025 | May 6, 2025 |
| 144/A | Filing | May 6, 2025 | — |
| 144 | Notice of proposed sale | May 6, 2025 | — |
| 10-Q | Quarterly report | May 1, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 1, 2025 | May 1, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 17, 2025 | — |
| DEFA14A | Additional proxy material | Apr 8, 2025 | — |
| DEF 14A | Proxy statement | Apr 8, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Apr 2, 2025 | Apr 1, 2025 |
| 4 | Insider transaction | Mar 20, 2025 | Mar 18, 2025 |
| 4 | Insider transaction | Mar 20, 2025 | Mar 18, 2025 |
| 4 | Insider transaction | Mar 20, 2025 | Mar 18, 2025 |
| 4 | Insider transaction | Mar 20, 2025 | Mar 18, 2025 |
| 4 | Insider transaction | Mar 20, 2025 | Mar 18, 2025 |
| 4 | Insider transaction | Mar 20, 2025 | Mar 18, 2025 |
| 4 | Insider transaction | Mar 20, 2025 | Mar 18, 2025 |
| 4 | Insider transaction | Mar 20, 2025 | Mar 18, 2025 |
| 4 | Insider transaction | Mar 20, 2025 | Mar 18, 2025 |
| 4 | Insider transaction | Mar 12, 2025 | Mar 10, 2025 |
| PRE 14A | Preliminary proxy statement | Mar 6, 2025 | Mar 6, 2025 |
| 4 | Insider transaction | Mar 4, 2025 | Mar 3, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 3, 2025 | Mar 3, 2025 |
| 144 | Notice of proposed sale | Mar 3, 2025 | — |
| ARS | Annual report to shareholders | Feb 25, 2025 | Dec 31, 2024 |
| 10-K | Annual report | Feb 25, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 25, 2025 | Feb 25, 2025 |
| 4 | Insider transaction | Feb 24, 2025 | Feb 20, 2025 |
| 4 | Insider transaction | Feb 24, 2025 | Feb 20, 2025 |
| 4 | Insider transaction | Feb 24, 2025 | Feb 20, 2025 |
| 4 | Insider transaction | Feb 24, 2025 | Feb 20, 2025 |
| 4 | Insider transaction | Feb 24, 2025 | Feb 20, 2025 |
| 4 | Insider transaction | Feb 24, 2025 | Feb 20, 2025 |
| 4 | Insider transaction | Feb 24, 2025 | Feb 20, 2025 |
| 4 | Insider transaction | Feb 24, 2025 | Feb 20, 2025 |
| 4 | Insider transaction | Feb 24, 2025 | Feb 20, 2025 |
| 4 | Insider transaction | Feb 20, 2025 | Feb 18, 2025 |
| 4 | Insider transaction | Feb 20, 2025 | Feb 18, 2025 |
| 4 | Insider transaction | Feb 20, 2025 | Feb 18, 2025 |
| 4 | Insider transaction | Feb 20, 2025 | Feb 18, 2025 |
| 4 | Insider transaction | Feb 20, 2025 | Feb 18, 2025 |
| 4 | Insider transaction | Feb 20, 2025 | Feb 18, 2025 |
| 4 | Insider transaction | Feb 20, 2025 | Feb 18, 2025 |
| 4 | Insider transaction | Feb 20, 2025 | Feb 18, 2025 |
| 8-K |
Current report
Officer or director change
|
Feb 19, 2025 | Feb 19, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 14, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 13, 2025 | — |
| D/A | Filing | Jan 8, 2025 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 6, 2025 | Jan 6, 2025 |
| 8-K |
Current report
Officer or director change
|
Dec 12, 2024 | Dec 10, 2024 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Dec 12, 2024 | Dec 11, 2024 |
| 4 | Insider transaction | Dec 10, 2024 | Dec 10, 2024 |
| 4 | Insider transaction | Nov 13, 2024 | Nov 13, 2024 |
| SC 13G | Ownership over 5% (passive) | Nov 13, 2024 | — |
| 144 | Notice of proposed sale | Nov 13, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 12, 2024 | — |
| 8-K/A |
Amended current report
Material agreement
|
Nov 8, 2024 | Nov 8, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Nov 8, 2024 | Nov 8, 2024 |
| 8-K |
Current report
Material agreement
|
Nov 8, 2024 | Nov 8, 2024 |
| 424B5 | Prospectus supplement | Nov 8, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 7, 2024 | — |
| 10-Q | Quarterly report | Nov 6, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 6, 2024 | Nov 6, 2024 |
| 4 | Insider transaction | Oct 24, 2024 | Oct 22, 2024 |
| 4 | Insider transaction | Oct 24, 2024 | Oct 22, 2024 |
| 4 | Insider transaction | Oct 24, 2024 | Aug 5, 2024 |
| 4 | Insider transaction | Oct 24, 2024 | Oct 22, 2024 |
| 4 | Insider transaction | Oct 24, 2024 | Oct 22, 2024 |
| 4 | Insider transaction | Oct 24, 2024 | Oct 22, 2024 |
| 4 | Insider transaction | Oct 24, 2024 | Oct 22, 2024 |
| 4 | Insider transaction | Oct 24, 2024 | Oct 22, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 30, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 3, 2024 | Sep 3, 2024 |
| 4 | Insider transaction | Aug 12, 2024 | Aug 9, 2024 |
| 4 | Insider transaction | Aug 9, 2024 | Aug 8, 2024 |
| 144 | Notice of proposed sale | Aug 9, 2024 | — |
| 144 | Notice of proposed sale | Aug 8, 2024 | — |
| 8-K |
Current report
Material agreement, New debt
|
Aug 2, 2024 | Aug 2, 2024 |
| 4 | Insider transaction | Aug 2, 2024 | Aug 1, 2024 |
| 4 | Insider transaction | Aug 2, 2024 | Aug 1, 2024 |
| 4 | Insider transaction | Aug 2, 2024 | Aug 1, 2024 |
| 10-Q | Quarterly report | Aug 1, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 1, 2024 | Aug 1, 2024 |
| 3 | Initial insider ownership | Jul 2, 2024 | Jul 1, 2024 |
Showing 200 filings, the most recent 200. 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.