Rio Tinto Stock (RIO, RIO.L) News Today: Copper Hits Record High as Shares Hover Near 52-Week Peaks (Dec. 24, 2025)
December 24, 2025 — Rio Tinto plc stock is ending 2025 with a familiar rhythm: iron ore still pays most of the bills, but copper is increasingly writing the headlines. On a holiday-shortened Christmas Eve session, Rio Tinto shares were broadly steady after pushing to fresh highs earlier this week, helped by a sharp rally in metals—especially copper, which has surged through the psychological (and very real) $12,000-per-tonne threshold. Financial Times+2Reuters+2 For investors, the near-term story is less about a single company update and more about a powerful mix of macro drivers (record metals, a weaker dollar narrative, tariff uncertainty)