Architecting a trading exchange for handling orders at a large scale

Existing owners can deal with potential purchasers on stock exchanges. Exchanges are not primary markets: they can be secondary, tertiary markets. Companies that trade on stock exchanges don't buy and sell their own assets every day. They may buy back stock or issue new stocks when necessary. In a stock exchange, we purchase stocks from another shareholder. When we sell stocks, we sell them to another investor.

History of trading exchanges

In the 16th and 17th centuries, the first stock exchanges arose in Europe, mostly in port towns or commerce centers such as Antwerp, Amsterdam, and London. However, because a small number of corporations did not issue equity, these early stock markets were more analogous to bond exchanges. Most early corporations were deemed semi-public enterprises since governments had to allow them to conduct business.

The New York Stock Exchange (NYSE), enabling equity trading,...