According to @business, Alcoa said US import tariffs on Canadian aluminum increased its third-quarter costs by $69 million versus the prior three-month period, highlighting ongoing tariff pressure on operations; Source: Bloomberg/@business. According to @business, the company sees tariff costs on aluminum shipments continuing to rise, indicating a sustained cost headwind; Source: Bloomberg/@business. According to @business, the update underscores continued impacts of the Trump administration’s trade measures on the aluminum industry; Source: Bloomberg/@business.