First Quantum Minerals Ltd. is a Canadian based mining and metals company whose principal activities include mineral exploration, development and mining. Its main product is copper, which accounts for 80% of revenues. as of 2016.First Quantum's common shares are listed for trading on the Toronto Stock Exchange in Canada (symbol "FM"). Until 2016, First Quantum also maintained a secondary listing on the London Stock Exchange (symbol "FQM") in the United Kingdom.