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ARIZONA PUBLIC SERVICE CO

For the period ended Jun 30, 2025. Filed Aug 6, 2025.

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About this filing

A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Jun 30, 2025 · Filed Aug 6, 2025

PNW$105.26+1.0%Stored close · as of Nov 9, 2026

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Item 6. Exhibits

(a) Exhibits

Exhibit No.Registrant(s)DescriptionPreviously Filed as ExhibitDate Filed
3.1Pinnacle WestPinnacle West Articles of Incorporation, restated as of May 22, 2025
3.2Pinnacle WestPinnacle West Capital Corporation Bylaws, amended as of February 19, 20203.1 to Pinnacle West/APS February 25, 2020 Form 8-K Report2/25/2020
3.3APSAPS Articles of Incorporation, restated as of May 16, 2012
3.4APSArizona Public Service Company Bylaws, amended as of December 16, 20083.4 to Pinnacle West/APS December 31, 2008 Form 10-K Report2/20/2009
31.1Pinnacle WestCertificate of Theodore N. Geisler, Chief Executive Officer, pursuant to Rule 13a-14(a) and Rule 15d-14(a) of the Securities Exchange Act, as amended
31.2Pinnacle WestCertificate of Andrew Cooper, Chief Financial Officer, pursuant to Rule 13a-14(a) and Rule 15d-14(a) of the Securities Exchange Act, as amended
31.3APSCertificate of Theodore N. Geisler, Chief Executive Officer, pursuant to Rule 13a-14(a) and Rule 15d-14(a) of the Securities Exchange Act, as amended
31.4APSCertificate of Andrew Cooper, Chief Financial Officer, pursuant to Rule 13a-14(a) and Rule 15d-14(a) of the Securities Exchange Act, as amended
32.1(a)Pinnacle WestCertification of Chief Executive Officer and Chief Financial Officer, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002
32.2(a)APSCertification of Chief Executive Officer and Chief Financial Officer, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002
101.INSPinnacle WestAPSInline XBRL Instance Document - the instance document does not appear in the interactive data file because its XBRL tags are embedded within the Inline XBRL document.
101.SCHPinnacle WestAPSInline XBRL Taxonomy Extension Schema Document
101.CALPinnacle WestAPSInline XBRL Taxonomy Extension Calculation Linkbase Document
101.LABPinnacle WestAPSInline XBRL Taxonomy Extension Label Linkbase Document
101.PREPinnacle WestAPSInline XBRL Taxonomy Extension Presentation Linkbase Document
101.DEFPinnacle WestAPSInline XBRL Taxonomy Definition Linkbase Document
104Pinnacle WestAPSCover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101)

(a)Furnished herewith as an exhibit.

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The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.