PINNACLE WEST CAPITAL CORP — Investor Relations & Filings
Filings indexed
1,530
across all filing types
Latest filing
2026-06-02
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 |
|---|---|---|---|
| 424B5 | 2026-06-02 | English | |
| FWP | 2026-06-01 | English | |
| 424B5 | 2026-06-01 | English | |
| 8-K | 2026-05-18 | English | |
| Major Shareholding Notification 2026 | 2026-05-14 | English | |
| Major Shareholding Notification 2026 | 2026-05-13 | English |
Browse filings by year
17 years| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2026
15 filings
| |||||
| 47939125 | 424B5 | 2026-06-02 | English | ||
| 47923700 | FWP | 2026-06-01 | English | ||
| 47917965 | 424B5 | 2026-06-01 | English | ||
| 46531354 | 8-K | 2026-05-18 | English | ||
| 46089929 | Major Shareholding Notification 2026 | 2026-05-14 | English | ||
| 46089971 | Major Shareholding Notification 2026 | 2026-05-13 | English | ||
| 46089970 | 8-K | 2026-05-06 | English | ||
| 40898277 | 10-Q - PINNACLE WEST CAPITAL CORP (0000764622) (Filer) | 2026-05-04 | English | ||
| 40896481 | 8-K - PINNACLE WEST CAPITAL CORP (0000764622) (Filer) | 2026-05-04 | English | ||
| 46089974 | Major Shareholding Notification 2026 | 2026-04-30 | English | ||
| 34605882 | 8-K - PINNACLE WEST CAPITAL CORP (0000764622) (Filer) | 2026-04-15 | English | ||
| 46089993 | DEFA14A | 2026-04-03 | English | ||
| 33280278 | DEF 14A - PINNACLE WEST CAPITAL CORP (0000764622) (Filer) | 2026-04-03 | English | ||
| 33062397 | SCHEDULE 13G/A - PINNACLE WEST CAPITAL CORP (0000764622) (Subject) | 2026-03-27 | English | ||
| 33042727 | S-8 POS - PINNACLE WEST CAPITAL CORP (0000764622) (Filer) | 2026-03-25 | English | ||
Market data
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Peer group · Electric power transmission and distribution activities
| Company | Ticker | Country | Sector |
|---|---|---|---|
|
CIA DE ELETRICIDADE DO ESTADO DA BAHIA - COELBA
Public utility specializing in electricity generation, tran…
|
— | BR | Electricity, gas, steam and air… |
|
Cia. de Transporte de Energia Electrica
Operates and maintains high-voltage electricity transmissio…
|
— | AR | Electricity, gas, steam and air… |
|
CIA ENERG CEARA - COELCE
Provides electrical power distribution services across 184 …
|
— | BR | Electricity, gas, steam and air… |
|
CIA ESTADUAL DE DISTRIBUIÇÃO DE ENERGIA ELETRICA
Distributes electricity to 1.9 million units in south-south…
|
— | BR | Electricity, gas, steam and air… |
|
CLP Holdings Limited
Major investor-owned power business in Asia-Pacific generat…
|
2 | HK | Electricity, gas, steam and air… |
|
CMS ENERGY CORP
An energy company providing electricity and natural gas to …
|
CMS | US | Electricity, gas, steam and air… |
|
C.N.T.E.E. Transelectrica
Manages and operates the national electricity transmission …
|
TEL | RO | Electricity, gas, steam and air… |
|
COMPANHIA CELG DE PARTICIPAÇÕES - CELGPAR
Holding company managing electricity generation, transmissi…
|
— | BR | Electricity, gas, steam and air… |
|
COMPANHIA ENERGÉTICA DE BRASÍLIA - CEB
Energy holding company focused on generation, transmission,…
|
— | BR | Electricity, gas, steam and air… |
|
COMPAÑIA ELECTRICA DEL LITORAL S.A.
Distributes and sells electrical energy in the southern coa…
|
— | CL | 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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