ONEOK INC /NEW/ — Investor Relations & Filings
ONEOK is a diversified midstream energy company that provides integrated infrastructure and services. The company's core activities include the gathering, processing, fractionation, transportation, and storage of natural gas, natural gas liquids (NGLs), crude oil, and refined products. It operates an extensive network of pipelines and facilities that connect key energy supply basins with market centers. ONEOK's operations are organized into several segments: Natural Gas Liquids, which provides gathering, fractionation, and distribution services; Natural Gas Gathering and Processing; Natural Gas Pipelines, which offers interstate and intrastate transportation and storage; and Refined Products and Crude, which transports and stores petroleum products.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| 8-K | 2026-05-21 | English | |
| ARS - ONEOK INC /NEW/ (0001039684) (Filer) | 2026-04-01 | English | |
| DEF 14A - ONEOK INC /NEW/ (0001039684) (Filer) | 2026-04-01 | English | |
| SCHEDULE 13G/A - ONEOK INC /NEW/ (0001039684) (Subject) | 2026-03-27 | English | |
| 4 - ONEOK INC /NEW/ (0001039684) (Filer) | 2026-02-24 | English | |
| 4 - ONEOK INC /NEW/ (0001039684) (Filer) | 2026-02-24 | English |
Browse filings by year
17 yearsMarket data
Market data not available
Price history
Peer group · Transport via pipeline
| Company | Ticker | Country | Sector |
|---|---|---|---|
|
MPLX LP
Owns and operates midstream energy infrastructure and logis…
|
MPLX | US | Transportation and storage |
|
NGL Energy Partners LP
A diversified midstream MLP providing water, crude oil, and…
|
NGL | US | Transportation and storage |
|
OLEODUCTOS DEL VALLE SOCIEDAD ANONIMA
Manages and operates hydrocarbon transport systems, transpo…
|
— | AR | Transportation and storage |
|
Pembina NGL Corporation
Energy transportation and midstream service provider operat…
|
PPL | CA | Transportation and storage |
|
PEMBINA PIPELINE CORP
Energy transportation and midstream service provider for th…
|
PBA | CA | Transportation and storage |
|
Pembina Pipeline Corporation
Owns and operates over 18,000 km of pipelines for hydrocarb…
|
PPL | CA | Transportation and storage |
|
PKM Canada Limited
Operates essential pipelines and terminals for transportati…
|
KML | CA | Transportation and storage |
|
PLAINS ALL AMERICAN PIPELINE LP
Owns and operates infrastructure and provides logistics for…
|
PAA | US | Transportation and storage |
|
PLAINS GP HOLDINGS LP
Midstream energy company for transport, storage, and market…
|
PAGP | US | Transportation and storage |
|
Reliance Industrial Infrastructure
Provides pipeline transport, infrastructure maintenance, an…
|
RIIL | IN | Transportation and storage |
ONEOK INC /NEW/ 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/30036/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=30036 | 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=30036 | All ISINs registered to this company |
| GET | /api/filing-types/ | Reference: every filing-type code + category |
cURL
$ curl https://api.financialreports.eu/api/filings/?company=30036 \ -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": 30036}, 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 ONEOK INC /NEW/ (id: 30036)"
Report missing filing
Can't find a specific document? Let us know and we'll add it within 24 hours.