AMRZ Amrize Ltd

“As previously disclosed, management identified a material weakness in the design and operation of our internal control over financial reporting related to insufficient accounting and supervisory personnel who have the appropriate level of U.S. GAAP technical accounting experience and training.”

“Based on this evaluation, the Certifying Officers concluded that the Company s disclosure controls and procedures were not effective as of September 30, 2026 because of our previously reported material weakness in our internal control over financial reporting”