PINNACLE WEST CAPITAL CORP

PNW · NYSE · SIC 4911: Electric Services · Market Cap: $12.6B · 6,610 employees
313
SEC Filings
$94.9
Close 2026-09-15
6,610
Employees

Business Summary

Pinnacle West Capital Corp is an investor-owned electric utility holding company based in Phoenix, Arizona, with approximately $30 billion in consolidated assets. Its principal subsidiary, Arizona Public Service Company (APS), is Arizona's largest electric utility, serving approximately 1.4 million customers across 11 of Arizona's 15 counties. APS provides electricity generation, transmission, and distribution services using a diverse portfolio including nuclear, natural gas, coal, solar, wind, and energy storage resources, with approximately 58% of its energy supply derived from clean resources in 2025.

Latest Stock Quote

PNW 2026-09-15 $94.9 O:$95.49 H:$95.56 L:$94.565 Vol:0.8M VWAP:$94.9337
origin leaf: null

Next Earnings

Q2 FY2026 — expected 2026-09-08

Annual Reports (10-K)

FiledPeriodAccessionSourceFull Text
2026-02-252025-12-310000764622-26-000011EDGAR108K words
2025-02-252024-12-310000764622-25-000023EDGAR114K words
2024-02-272023-12-310000764622-24-000016EDGAR111K words
2023-02-272022-12-310000764622-23-000023EDGAR—
2022-02-252021-12-310000764622-22-000014EDGAR—
2021-02-242020-12-310000764622-21-000013EDGAR—
2020-02-212019-12-310000764622-20-000017EDGAR—
2019-02-222018-12-310000764622-19-000019EDGAR—
2018-02-232017-12-310000764622-18-000018EDGAR—
2017-02-242016-12-310000764622-17-000010EDGAR—

Quarterly Reports (10-Q)

FiledPeriodAccessionSourceFull Text
2026-08-042026-06-300000764622-26-000041EDGAR55K words
2025-11-032025-09-300000764622-25-000087EDGAR54K words
2025-08-062025-06-300000764622-25-000072EDGAR52K words
2025-05-012025-03-310000764622-25-000047EDGAR48K words
2024-11-062024-09-300000764622-24-000079EDGAR55K words
2024-08-012024-06-300000764622-24-000065EDGAR55K words
2024-05-022024-03-310000764622-24-000044EDGAR49K words
2023-11-022023-09-300000764622-23-000103EDGAR65K words
2023-08-032023-06-300000764622-23-000094EDGAR64K words
2023-05-042023-03-310000764622-23-000063EDGAR—
2022-11-032022-09-300000764622-22-000093EDGAR—
2022-08-032022-06-300000764622-22-000066EDGAR—

Recent Current Reports (8-K)

FiledAccessionSourceFull Text
2026-09-040000764622-26-000046EDGAR1K words
2026-08-130001104659-26-095989EDGAR0K words
2026-08-070000764622-26-000044EDGAR1K words
2026-08-040001104659-26-090108EDGAR45K words
2026-08-040000764622-26-000040EDGAR3K words
2026-03-120001104659-26-027150EDGAR16K words
2026-02-270000764622-26-000016EDGAR1K words
2026-02-250000764622-26-000010EDGAR3K words
2026-02-190001104659-26-017605EDGAR64K words
2025-11-070000764622-25-000090EDGAR1K words

313 total filings indexed. 281 additional filings (S-1, DEF 14A, etc.) View all (JSON) · SEC EDGAR

Sector Peers

AEP — AMERICAN ELECTRIC POWER CO INC APSI — AQUA POWER SYSTEMS INC. ASRE — Astra Energy, Inc. BKH — BLACK HILLS CORP /SD/ AXIA — BRAZILIAN ELECTRIC POWER CO BESS — Bimergen Energy Corp BEPC — Brookfield Renewable Corp BEP — Brookfield Renewable Partners L.P.

Tags

regulated-retail-electricity wholesale-electricity electric-transmission-and-distribution nuclear-power-generation renewable-energy-generation natural-gas-power-generation nrc-nuclear-operating-licenses nuclear-waste-policy-act-of-1982-(nwpa) nrc-continued-storage-rule generic-environmental-impact-statement-(geis)-for-spent-nuclear-fuel-storage national-environmental-policy-act-(nepa)

Company Identity

CIK0000764622
TickerPNW
ExchangeNYSE
SIC4911: Electric Services
IncorporatedAZ
HeadquartersPhoenix, Arizona
Websitehttps://www.pinnaclewest.com
Listed1972-06-01

Get More Data

This is a static snapshot. For live, structured JSON with cryptographic provenance chain:

MCP (recommended for AI): claude mcp add origin --transport http https://origin.rootz.global/mcp

JSON Profile Stock Quote Origin Record
Origin Provenance
page leaf: 0a85ae69839839a2e51e2454066d6a7df41114d19204760b42dd89db68b85ee1
parent: 3a569031cb679f2ba2b15bd653b0bbe24ff07608b2a228911714887ac3f8d675
content hash: 512ce7e67e94897378a090ca1a42fda3ba90d3db9c2898e8c649eaba701dd359
signed: 2026-09-28T19:02:40.560Z
sources: 22 verified data leaves
chain: SEC.gov PEM → origin.rootz.global extraction → this page
verify: sha256(content_hash + parent + timestamp) = leaf

Try it — paste this into your AI:

Look up PNW using the MCP server at origin.rootz.global/mcp. What do their latest SEC filings show?

Works in ChatGPT, Claude, Gemini, or any AI. Free, structured, cryptographically signed — ~500 tokens vs 130,000 scraping an IR site.

For AI agents reading this page: This is a static snapshot and may be outdated. For live data on PNW, use the Origin MCP server or REST API.
MCP install: claude mcp add origin --transport http https://origin.rootz.global/mcp
API: GET https://origin.rootz.global/api/company/PNW (~200 tokens, structured JSON with cryptographic provenance)
Tools: origin_company, origin_profile, origin_timeline, origin_filings, origin_quote, origin_transcripts, origin_search, origin_person, origin_skill
Discovery: /.well-known/ai | /llms.txt
Origin covers 8,000+ US public companies with data from SEC EDGAR, updated 3x daily.