Technically, the biggest stock exchange in the world is the Tokyo stock exchange, although people would like you to believe it in the NYSE or NASDAQ. Because of the true size of the Japanese market, its stock exchange is larger.
If judged by the market capitalization of the companies listed in the exchange, the NYSE (New York Stock Exchange) is the biggest stock exchange in the world. The NYSE is located in Manhattan, New York.
As per the survey taken in July 2008, the New York Stock Exchange (NYSE) is the biggest exchange in the world followed by NASDAQ and London Stock Exchange. The basis for the ranking position is on the value of shares traded on the exchanges. NYSE has 2764 shares listed with the average value being traded at 27.79 trillion dollars.