Why is Amrize stock sliding today?

Amrize AG stock is sliding 5.3% in pre-open trading today after the North American building materials company reported third-quarter 2026 results after Wednesday’s close that disappointed on revenue and, more critically, delivered a second full-year profit guidance reduction in as many quarters.

Management lowered its full-year 2026 adjusted EBITDA outlook to $2.95–$3.05 billion, down from the prior range of $3.1–$3.2 billion, citing relentless oil price-linked inflation driving up freight, diesel, and raw material costs.

Revenue for the quarter came in at $3.77 billion, rising 2.2% year over year but falling short of analyst expectations, while full-year revenue guidance of $12.2–$12.4 billion also trailed the roughly $12.5 billion consensus.

Although adjusted earnings per share of $1.05 edged past the $1.03 analyst consensus, the beat was not enough to offset the guidance disappointment.

Adjusted EBITDA of $1.076 billion for the quarter also came in marginally below the $1.083 billion consensus, with analysts at Vontobel attributing the shortfall to soft residential roofing volumes and weaker materials demand, while noting that resilient pricing trends were an encouraging sign for 2027.

Simultaneously, the company announced the completion of its $1 billion share repurchase program — covering approximately 3.96% of share capital — but the buyback news failed to provide any meaningful cushion against the guidance-driven selloff.

The broader U.S. market offered little support today, with the NASDAQ declining 1.3% and the S&P 500 slipping 0.3%, while the Dow Jones edged up 0.5%. The materials sector, already under pressure from elevated interest rates weighing on construction financing, provided no sector-wide tailwind.

The stock’s pre-market move brings it to within striking distance of its 52-week low of $35.78, a reflection of a year in which multiple analyst downgrades — from Wells Fargo, Barclays, JPMorgan, and BofA — have steadily eroded confidence in the company’s near-term earnings trajectory.

Taken together, the combination of a Q3 revenue miss, a second consecutive EBITDA guidance cut, and a macro environment of elevated costs and mixed market sentiment has created a clear and concentrated catalyst for today’s pre-market decline.

With the Q3 earnings conference call scheduled for this morning, investors are closely watching whether management can articulate a credible path to margin recovery in 2027, as pricing discipline remains the key variable in determining whether the stock can stabilize near its current lows.