With Materials (XLB) down 1.6%, this looks like a sector-led move rather than a company-specific surprise.
The materials sector, as represented by the XLB ETF, is trading lower due to a wider market downturn on October 23, 2026. Concerns about a potential slowdown in the AI investment boom are creating fears of reduced demand for raw materials. This is compounded by a drop in key commodity prices, including precious metals and copper, amid a general risk-off sentiment in the market. Rising oil prices, linked to geopolitical tensions, are further adding to market fragility and weighing on cyclical sectors like materials.