PINNACLE WEST CAPITAL CORP — Investor Relations & Filings
Filings indexed
1,527
across all filing types
Latest filing
2026-05-18
Regulatory Filings
Country
US
United States of America
Listing
US
PNW
Pinnacle West Capital Corporation is an investor-owned electric utility holding company. Its principal subsidiary, Arizona Public Service (APS), is Arizona's largest and longest-serving energy company. Through APS, the company engages in the generation, transmission, and distribution of electricity. It provides retail and wholesale electric services to approximately 1.4 million homes and businesses, focusing on the delivery of safe, affordable, and reliable power.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| 8-K | 2026-05-18 | English | |
| Major Shareholding Notification 2026 | 2026-05-14 | English | |
| Major Shareholding Notification 2026 | 2026-05-13 | English | |
| 8-K | 2026-05-06 | English | |
| 10-Q - PINNACLE WEST CAPITAL CORP (0000764622) (Filer) | 2026-05-04 | English | |
| 8-K - PINNACLE WEST CAPITAL CORP (0000764622) (Filer) | 2026-05-04 | English |
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Peer group · Electric power transmission and distribution activities
| Company | Ticker | Country | Sector |
|---|---|---|---|
|
ALLIANT ENERGY CORP
A public utility providing regulated electricity and natura…
|
LNT | US | Electricity, gas, steam and air… |
|
ALUPAR INVESTIMENTO S/A
Private energy infrastructure holding focused on transmissi…
|
— | BR | Electricity, gas, steam and air… |
|
AMEREN CORP
A public utility providing electricity and natural gas in M…
|
AEE | US | Electricity, gas, steam and air… |
|
AMERICAN ELECTRIC POWER CO INC
Generates, transmits, and distributes electricity to over f…
|
AEP | US | Electricity, gas, steam and air… |
|
AMPLA ENERGIA E SERVIÇOS S.A.
Distributes and generates electric power across Rio de Jane…
|
— | BR | Electricity, gas, steam and air… |
|
Anzen India Energy Yield Plus Trust
InvIT acquiring and managing power transmission and solar e…
|
ANZEN | IN | Electricity, gas, steam and air… |
|
ATCO LTD.
Diversified global corporation focused on essential infrast…
|
ACO.X | CA | Electricity, gas, steam and air… |
|
AUSGRID FINANCE PTY LIMITED
Bond issuer for financing, managing, and maintaining extens…
|
8TMB | SG | Electricity, gas, steam and air… |
|
AUSNET SERVICES HOLDINGS PTY LTD
Operates regulated electricity and gas networks and commerc…
|
ANV | AU | Electricity, gas, steam and air… |
|
AVISTA CORP
An energy company that produces, transmits, and distributes…
|
AVA | US | Electricity, gas, steam and air… |
PINNACLE WEST CAPITAL CORP via the API
Pull this company's filings, identifiers, and metadata as JSON or Markdown. Authenticate with your API key, then query by company ID, ISIN, or LEI. Full schema documented in the OpenAPI spec.
Endpoints
| GET | /api/companies/30576/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=30576 | Paginated list of all filings (filterable by type, date, language) |
| GET | /api/filings/{id}/ | Single filing — metadata, document URL, processing status |
| GET | /api/filings/{id}/markdown/ | Filing content as Markdown (PDF → text/tables/figures) |
| GET | /api/isins/?company=30576 | All ISINs registered to this company |
| GET | /api/filing-types/ | Reference: every filing-type code + category |
Full reference: API reference · OpenAPI schema
cURL
$ curl https://api.financialreports.eu/api/filings/?company=30576 \ -H "x-api-key: $FR_API_KEY" \ -H "Accept: application/json"
Python
import requests r = requests.get( "https://api.financialreports.eu/api/filings/", params={"company": 30576}, headers={"x-api-key": API_KEY}, ) filings = r.json()["results"]
MCP server
// MCP server URL https://mcp.financialfilings.com/mcp // Once connected, the LLM can query this company directly: "Pull the latest 5 filings for PINNACLE WEST CAPITAL CORP (id: 30576)"
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