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Amrize’s $1 Billion Buyback Meets A Roofing Slowdown: What Wins?

Amrize reported a first quarter 2026 revenue increase of 4.7%, with significant strength driven by its Building Materials segment, which posted a 12.9% revenue growth to $1.5 billion. This growth was supported by double-digit volume increases in cement and aggregates, alongside multi-year supply agreements for mega projects. Cement volumes rose 13.9% and aggregates volumes increased 14.1%, contributing to a 42% adjusted EBITDA growth in Building Materials and a margin expansion of 230 basis points. Pricing dynamics showed some variability: while cement pricing declined 2.4% year-over-year due to a tough comparison and large project mix effects, aggregates prices increased modestly, with further price adjustments and fuel surcharges implemented in April to address cost inflation. The company anticipates improving pricing trends in the second quarter and for the full year 2026. Conversely, the Building Envelope segment faced headwinds, with revenues declining 9.