BOK Financial Corp (NASDAQ: BOKF) is a financial holding company headquartered at Bank of Oklahoma Tower in Tulsa, Oklahoma that operates banking and financial services businesses. The company generates revenue through net interest income on loans and deposits and fee-based income across banking, brokerage, trading, and mortgage-related services. The filing excerpts from the 10-K filed 2026-02-18 do not provide sufficient segment revenue breakdowns, customer counts, founding year, CEO name, or competitor names to support further specific characterization of the business beyond its identity as a regulated bank holding company subject to oversight from the Federal Reserve Board, FDIC, CFPB, and FINRA, among other regulators.

Revenue model

The filing excerpts do not provide specific revenue figures, segment breakdowns, or percentage splits to characterize the revenue model with supported specificity.

Products and services

The filing glossary references banking products and services including deposits, loans, electronic funds transfers, ATM services, brokerage, and mortgage-related activities. Specific product names, brand names, or revenue contributions are not supported by the available excerpts.

Customers and end markets

The filing excerpts do not provide customer counts, customer concentration data, or end market descriptions sufficient to characterize the customer base.

Value-chain role

Regulated bank holding company providing deposit-taking, lending, and fee-based financial services.

Geographic exposure

Headquartered at Bank of Oklahoma Tower. Specific state or regional footprint is not supported by the available filing excerpts.

Source: SEC 10-K, filed 2026-02-18

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