This picture taken on September 3, 2025, shows the logo of Rio Tinto, a global mining and metals company, at the headquarters in Perth, Western Australia. (Photo by Antony DICKSON / AFP) (Photo by ANTONY DICKSON/AFP via Getty Images)AFP via Getty ImagesRio Tinto (NYSE: RIO), one of the largest diversified mining companies in the world, has been fluctuating within a range despite solid commodity fundamentals. The stock has yielded modest increases in 2025, trailing behind broader equity indices, as investors ...