周三，Ibovespa指数上涨0.3%，收于144873点，受大型股业绩强劲和主要大宗商品反弹的推动。淡水河谷公司股价上涨2%，此前该公司公布了自2018年以来的最高季度铁矿石产量，同比增长340万吨，至2025年第三季度的9440万吨，铁矿石期货因对美中贸易紧张局势缓解和中国潜在刺激措施的乐观情绪而上涨。与此同时，随着油价走强，国有巴西国家石油公司上涨1.6%，而工业巨头WEG在报告第三季度强劲利润16.5亿雷亚尔后上涨1.3%，同比增长4.5%。金融股也做出了贡献，主要银行的股价上涨，Itaúsa位居榜首，上涨了1%。

The Ibovespa gained 0.3% to close at 144,873 on Wednesday, buoyed by strong mega-cap results and a rebound in key commodities. Vale climbed 2% after reporting its highest quarterly iron-ore output since 2018, up 3.4 million tonnes year-on-year to 94.4 million tonnes in Q3 2025, and iron-ore futures rallied on optimism around easing US–China trade tensions and potential Chinese stimulus. Meanwhile, state-owned Petrobras rose 1.6% as oil prices firmed, while industrial heavyweight WEG advanced 1.3% after reporting a robust Q3 profit of R$1.65 billion, up 4.5% year-on-year. Financial names also contributed, with major lenders trading higher and Itaúsa among the leaders, adding 1%.