BlackRock, Inc. Amends Schedule 13G/A for CBOE Global Markets Inc.

BlackRock, Inc. has filed an amendment to its Schedule 13G/A for CBOE Global Markets Inc., reporting a decrease in its ownership. As of September 30, 2025, BlackRock owns 9,414,735 shares, representing 9.0% of the outstanding common stock. This marks a decrease of 867,977 shares (8.44%) from its previous filing. The total value of the holdings is approximately $2.26 billion, a decrease of $142.07 million (5.92%). BlackRock certifies that the shares were acquired and are held in the ordinary course of business and not for the purpose of influencing control of the issuer. The filing also includes a Power of Attorney and details on subsidiary identification.