OK · United States220K+ registered entities510 SEC-listed companies
Oklahoma Companies — SEC EDGAR Data
Oklahoma is a major energy state — home to Devon Energy, ONEOK, Williams Companies, and a large independent oil and gas exploration sector. Oklahoma City has diversified into financial services and aerospace maintenance. American Airlines has a major MRO facility in Tulsa.
Incorporation note — Major independent oil and gas hub. No state franchise tax. Growing aerospace MRO sector.
Search Oklahoma companiesRegistered entities
220K+
SEC-listed companies
510+
Primary registry
SEC EDGAR
State registry
Oklahoma Secretary of
Notable Oklahoma Companies
Devon EnergyONEOKWilliams CompaniesWPX Energy (Devon)OGE Energy
What SEC data is available for Oklahoma companies?
✓Company name & CIK number
✓State of incorporation
✓SIC industry code
✓Fiscal year end date
✓Ticker symbol (if listed)
✓10-K annual report filings
✓10-Q quarterly financials
✓8-K material event filings
✓XBRL structured financial data
✓Revenue & net income history
✓Institutional holdings (13F)
✓Insider ownership & transactions
Oklahoma Company Registry
State registry: Oklahoma Secretary of State
Federal registry: SEC EDGAR — all publicly listed companies file 10-K, 10-Q, 8-K, and proxy statements regardless of state of incorporation.