Rio Tinto (RIO LN) and Century Aluminium (CENX) have hiked premiums on semi-processed aluminium products in the US by around 12%, Bloomberg reports citing sources

Rio Tinto and Century Aluminium increasing premiums on semi-processed aluminium products by 12% reflects a tightening supply dynamic in the aluminium market. This move could signal stronger demand or potential supply constraints, which are critical for inflation and broader commodity pricing. Traders might want to assess further implications for related sectors and overall market sentiment, particularly in the context of ongoing global supply chain challenges.