SIC 4923 · Transportation, Communications and Utilities

Natural Gas Transmisison & Distribution

OpenFilings tracks 6 companies that the SEC classifies under Standard Industrial Classification code 4923; the most recent filing among them is dated Oct 27, 2026. 6 of them report standardized annual figures in XBRL, shown in the revenue column.

SEC EDGAR snapshot updated Oct 27, 2026, 11:27 PM EDT. Not investment advice.

Companies in this industry

Natural Gas Transmisison & Distribution companies (SIC 4923)
#CompanyStateLatest filingRevenue (latest FY)
278OKE ONEOK INC /NEW/OKOct 27, 2026$33.6BFY2025
1142SWX Southwest Gas Holdings, Inc.NVOct 27, 2026—FY2025
1389BIPC Brookfield Infrastructure CorpNYOct 27, 2026$3.7BFY2025
1623CPK CHESAPEAKE UTILITIES CORPDEOct 1, 2026$930.0MFY2025
2006CTRI Centuri Holdings, Inc.AZOct 22, 2026$3.0BFY2025
2152NEXT NextDecade CorpTXOct 21, 2026$0FY2025

Ranked by position in the SEC company ticker list (roughly by market value) among all companies we track. Revenue is the latest full fiscal year; amounts in a foreign currency are shown with its code.

Latest reports from these companies

Annual, quarterly and current reports and proxy statements filed by the companies above, newest first.

Recent filings, SIC 4923
FiledCompanyFormWhat it isOriginal
Oct 27, 2026OKE ONEOK INC /NEW/8-KResults of operations; Regulation FD disclosure· period Oct 27, 2026Document · Index
Oct 20, 2026SWX Southwest Gas Holdings, Inc.8-KDirector or officer change· period Oct 20, 2026Document · Index
Oct 15, 2026BIPC Brookfield Infrastructure Corp6-KReport of a foreign private issuer· period Oct 14, 2026Document · Index
Oct 13, 2026BIPC Brookfield Infrastructure Corp6-KReport of a foreign private issuer· period Oct 9, 2026Document · Index
Oct 1, 2026CPK CHESAPEAKE UTILITIES CORP8-KMaterial agreement; Other events· period Sep 30, 2026Document · Index
Oct 1, 2026NEXT NextDecade Corp8-KDirector or officer change· period Sep 29, 2026Document · Index
Sep 29, 2026CPK CHESAPEAKE UTILITIES CORP8-KDirector or officer change· period Sep 28, 2026Document · Index
Sep 15, 2026OKE ONEOK INC /NEW/8-KMaterial agreement; Regulation FD disclosure· period Sep 15, 2026Document · Index
Sep 1, 2026CPK CHESAPEAKE UTILITIES CORP8-KMaterial agreement; New financial obligation; Other events· period Aug 28, 2026Document · Index
Aug 31, 2026BIPC Brookfield Infrastructure Corp6-KReport of a foreign private issuer· period Aug 31, 2026Document · Index
Aug 31, 2026OKE ONEOK INC /NEW/8-KMaterial agreement; Unregistered equity sale; Regulation FD disclosure; Other events· period Aug 28, 2026Document · Index
Aug 28, 2026BIPC Brookfield Infrastructure Corp6-KReport of a foreign private issuer· period Aug 27, 2026Document · Index
Aug 20, 2026BIPC Brookfield Infrastructure Corp6-KReport of a foreign private issuer· period Aug 20, 2026Document · Index
Aug 12, 2026CTRI Centuri Holdings, Inc.8-KDirector or officer change; Regulation FD disclosure· period Aug 12, 2026Document · Index
Aug 6, 2026CPK CHESAPEAKE UTILITIES CORP10-QQuarterly report· period Jun 30, 2026Document · Index
Aug 6, 2026CPK CHESAPEAKE UTILITIES CORP8-KResults of operations; Regulation FD disclosure· period Aug 6, 2026Document · Index
Aug 5, 2026BIPC Brookfield Infrastructure Corp6-KReport of a foreign private issuer· period Jun 30, 2026Document · Index
Aug 5, 2026SWX Southwest Gas Holdings, Inc.10-QQuarterly report· period Jun 30, 2026Document · Index
Aug 5, 2026SWX Southwest Gas Holdings, Inc.8-KResults of operations· period Aug 5, 2026Document · Index
Aug 4, 2026CTRI Centuri Holdings, Inc.10-QQuarterly report· period Jun 28, 2026Document · Index
Aug 4, 2026CTRI Centuri Holdings, Inc.8-KResults of operations· period Aug 4, 2026Document · Index
Aug 4, 2026OKE ONEOK INC /NEW/10-QQuarterly report· period Jun 30, 2026Document · Index
Aug 3, 2026OKE ONEOK INC /NEW/8-KAcquisition or disposition completed; Regulation FD disclosure· period Aug 3, 2026Document · Index
Jul 30, 2026BIPC Brookfield Infrastructure Corp6-KReport of a foreign private issuer· period Jul 30, 2026Document · Index
Jul 30, 2026NEXT NextDecade Corp10-QQuarterly report· period Jun 30, 2026Document · Index

Related industries in Transportation, Communications and Utilities

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Source

  • U.S. Securities and Exchange Commission, EDGAR company submissions (SIC code and description) and XBRL company facts. The SEC does not endorse OpenFilings.