BlackRock, Inc. Reduces Stake in MarketAxess Holdings Inc

BlackRock, Inc. has filed an amendment to its Schedule 13G, disclosing a reduction in its ownership of MarketAxess Holdings Inc. As of September 30, 2025, BlackRock owns 1,572,513 shares, representing 4.2% of the outstanding common stock. This marks a significant decrease from its previous holdings, with a reduction of 7,008,040 shares, or 81.67% of its prior ownership. The filing indicates that BlackRock's 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 notes that various persons have the right to receive dividends or proceeds from the sale of the shares, but no single person's interest exceeds 5% of the total outstanding shares.