|Privately Held Company
|Wholly owned privately by private investors, management, founders, etc.
|Sells all or its part of shares to the public by IPO. Similarly, it contains investors, founders, etc.
|Public Stock Exchange
|Not traded on public stock exchange.
|Traded on public stock exchange like NYSE, Tokyo Stock Exchange, etc.
|Almost no information is available.
|A lot of primary as well as some secondary data is available.
|Large-dealing in dollars.
|Very difficult due to lack of information.
|Easier due to a lot of information availability.
|Owners and management have higher control over their company.
|Lower control, must have board of directors from inside and outside the company.