AMRZ ▼ -0.7% - Amrize Ltd $AMRZ - Amrize Appoints Mario Gross as President of Building Envelope Amrize Ltd appointed Mario Gross as President of Building Envelope, a move that may signal organizational restructuring within the company. The stock declined 0.7% on the announcement, though the headline provides no additional detail on market reaction or broader business developments. 11-SEP-2026 04:17 PM ET