|Company||Market Cap (USD)|
|Rio Tinto||$114.85 B|
|Glencore plc||$80.91 B|
|Anglo American plc||$52.44 B|
|Saudi Arabian Mining Company||$44.57 B|
The market capitalization of a company, more simply referred to as "market cap", is the total market value of a publicly traded company's outstanding shares. It is often considered as a key indicator of what a company is worth.