ACM ▲ +0.1% - AECOM $ACM - AECOM supports low-carbon, climate-resilient redevelopment in Montréal using One Click LCA AECOM rose 0.1% today following an announcement that the company is supporting low-carbon, climate-resilient redevelopment in Montréal through its use of One Click LCA, a tool for lifecycle carbon assessment. The modest gain reflects investor acknowledgment of the company's participation in a sustainability-focused infrastructure project. 22-SEP-2026 08:03 AM ET