|Company||Market Cap (USD)|
|Union Pacific||$184.19 B|
|Canadian National Railway Company||$94.96 B|
|Canadian Pacific Railway Limited||$54.59 B|
|Beijing-Shanghai High-Speed Railway Co.,Ltd.||$36.90 B|
|MTR Corp Ltd||$33.66 B|
Norfolk Southern Corporation is a transportation company. Through its Norfolk Southern Railway Company subsidiary, it is engaged in freight-hauling across 22 states and the District of Columbia on more than 19,000 route miles. Norfolk Southern is also involved in real estate, acquiring, managing and developing, leasing, and selling land for agricultural, industrial and infrastructure uses.
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.