|Company||Market Cap (USD)|
|EssilorLuxottica SA||$80.49 B|
|Becton, Dickinson and Company||$76.98 B|
|HOYA Corp||$42.88 B|
|Baxter International Inc.||$40.13 B|
|Alcon Inc.||$38.90 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.