Chicago, Illinois-based Cboe Global Markets, Inc. (CBOE) is a financial exchange holding company with a market cap of $26.1 billion. It is best known for operating one of the world’s largest and most active derivatives and securities exchanges. Companies valued at $10 billion or more are typically classified as “large-cap stocks,” and CBOE fits the label perfectly, with its market cap exceeding this threshold, underscoring its size, influence, and dominance within the financial data & stock exchanges indu ...