Verizon (ticker symbol: VZ) is listed on the New York Stock Exchange and the NASDAQ Global Select Market. Verizon (ticker symbol: VZC) also maintains a standard listing on the London Stock Exchange. The historical stock price graph is available on tablet and PC.
Definition: A publicly held company is a stock corporation in which the shares of stock are available to the public.
A public sector company is essentially a presence of government in the form of a business activity. The type of company can vary, depending on how its funding source is established. The government level can be national, state or local.