Pinnacle West & APS File 8-K

Arizona Public Service Co 8-K Filing Summary
FieldDetail
CompanyArizona Public Service Co
Form Type8-K
Filed DateOct 14, 2025
Risk Levellow
Pages2
Reading Time2 min
Sentimentneutral

Sentiment: neutral

Topics: 8-K, filing, regulatory

Related Tickers: PNW

TL;DR

PNW & APS filed an 8-K on 10/14/25 - check for updates.

AI Summary

Pinnacle West Capital Corp. (PNW) and its subsidiary Arizona Public Service Co. (APS) filed an 8-K on October 14, 2025. The filing is a current report detailing financial statements and exhibits, as well as a Regulation FD Disclosure. No specific financial figures or new material events were detailed in the provided text.

Why It Matters

This filing indicates that Pinnacle West Capital Corp. and its subsidiary Arizona Public Service Co. are providing updated information to the SEC, which could include material disclosures relevant to investors.

Risk Assessment

Risk Level: low — The filing is a routine current report and does not appear to disclose any new negative information or significant events.

Key Players & Entities

  • PINNACLE WEST CAPITAL CORP (company) — Filer
  • ARIZONA PUBLIC SERVICE CO (company) — Filer's Subsidiary
  • PNW (company) — Ticker Symbol
  • 0000764622-25-000081 (filing_id) — Accession Number
  • 20251014 (date) — Filing Date

FAQ

What specific financial statements or exhibits were filed with this 8-K?

The provided text indicates that 'Financial Statements and Exhibits' are included in the filing, but does not list the specific documents.

What is the purpose of the Regulation FD Disclosure mentioned in the filing?

Regulation FD (Fair Disclosure) aims to prevent selective disclosure of material nonpublic information by public companies.

What is the Central Index Key for Pinnacle West Capital Corp?

The Central Index Key for Pinnacle West Capital Corp is 0000764622.

What is the SIC code for Arizona Public Service Co?

The Standard Industrial Classification code for Arizona Public Service Co. is 4931 (Electric & Other Services Combined).

When was the former company name 'AZP GROUP INC' changed to Pinnacle West Capital Corp?

The date of the name change from AZP GROUP INC was May 6, 1987 (19870506).

Filing Stats: 567 words · 2 min read · ~2 pages · Grade level 13.7 · Accepted 2025-10-14 06:04:22

Filing Documents

01 Regulation FD Disclosure

Item 7.01 Regulation FD Disclosure. Pinnacle West Capital Corporation ("Pinnacle West") will be participating in various meetings with securities analysts and investors in October 2025 and will be utilizing handouts during those meetings. Copies of the handouts are attached hereto as Exhibit 99.1.

01 Financial Statements and Exhibits

Item 9.01 Financial Statements and Exhibits. (d) Exhibits Exhibit No. Registrant(s) Description 99.1 Pinnacle West Arizona Public Service Company Pinnacle West handouts for use at meetings in October 2025 104 Pinnacle West Arizona Public Service Company 104 Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURES

SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, each registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. PINNACLE WEST CAPITAL CORPORATION (Registrant) Dated: October 14, 2025 By: /s/ Andrew Cooper Andrew Cooper Senior Vice President and Chief Financial Officer ARIZONA PUBLIC SERVICE COMPANY (Registrant) Dated: October 14, 2025 By: /s/ Andrew Cooper Andrew Cooper Senior Vice President and Chief Financial Officer

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