
What are the stock exchanges?
The stock exchanges promote the orderly trading of stock shares of the companies that choose to list their shares with the different exchanges. There are over 5,000 companies listed on the two major U.S. stock exchanges: the New York Stock Exchange and the NASDAQ stock exchange.
What is a publicly traded company?
Every share available for purchase in the stock market is issued by a publicly traded company. A company becomes publicly traded by making an initial public offering (IPO) of shares in the company, which helps it to raise capital and gives both investors and the company a powerful way to create wealth.
What are the different types of companies that trade on stock exchanges?
To promote trading of its stock, a corporation may choose to list its shares on a stock exchange. Apple, Walmart and Ford are high-profile publicly traded corporations, but smaller companies also trade on the major exchanges. Conversely, some large companies are private and their shares do not trade on the stock exchanges.
How do foreign companies list their shares in the US?
Foreign companies can list their shares on a U.S. stock exchange in the form of American depositary receipts. The individual shares that make up the ADR are American depositary shares. Depositary shares trading on a U.S. exchange are backed by shares of the foreign company held in trust by a U.S. bank.

How does a company become publicly traded?
A company becomes publicly traded by making an initial public offering (IPO) of shares in the company , which helps it to raise capital and gives both investors and the company a powerful way to create wealth. The stock market has proven over its history to be one of the greatest vehicles of wealth generation ever.
What is a public company?
A public company is one that issues shares that are publicly traded, meaning the shares are available for anyone to buy on the open market and can be sold, usually very easily. Note that publicly traded companies are not publicly owned -- they are not owned or controlled by any government.
Why do companies go public?
One reason companies go public is because doing so creates an opportunity for insiders to sell their equity holdings. A company's initial public offering of shares effectively converts the private equity holdings of business insiders and investors into publicly traded shares, which those insiders and investors can choose to sell on the open market. ...
What is the role of a board of directors in a public company?
A public company must have a board of directors to oversee the company's management team, approve compensation packages, and ensure compliance with applicable accounting standards. Company insiders -- generally board members, executives, and directors -- must publicly disclose all purchases and sales of the stock of the company.
What is Johnson and Johnson?
Johnson & Johnson is the healthcare conglomerate with business lines in medical devices, over-the-counter medicines, and pharmaceutical drugs , and its place on this list reflects that the healthcare sector represents a significant portion of the economy.
Is Petrobras a public company?
Public ownership of companies, while rare in the U.S., is common elsewhere. Well-known international companies that are publicly owned include Petrobras ( NYSE:PBR), the Brazilian state oil company, and the Industrial and Commercial Bank of China ( OTC:IDCBY), which is controlled by the Chinese government.
Is Berkshire Hathaway publicly traded?
Berkshire Hathaway, best known as the company that Warren Buffett built, is a conglomerate that owns businesses as varied as the insurance provider GEICO and the Burlington Northern Santa Fe railroad, as well as a diverse range of publicly traded stocks, including those of Apple, Bank of America ( NYSE:BAC), and Coca-Cola ( NYSE:KO).
