SCHEDULE 13G/A Filing for Innospec Inc by The Vanguard Group

This filing is an amendment to a Schedule 13G for Innospec Inc. The Vanguard Group, an investment advisor, is the reporting person. The filing indicates that as of March 13, 2026, The Vanguard Group no longer holds a significant stake in Innospec Inc. due to an internal realignment effective January 12, 2026. Certain subsidiaries now report beneficial ownership separately. Prior to this realignment, The Vanguard Group had a beneficial ownership of 0.0% of Innospec Inc. common stock, with 0 shares directly held. The filing asserts that the securities were acquired and are held in the ordinary course of business and not for the purpose of influencing control of the issuer.