As per Organisation for Economic Co-operation and Development (OECD) data of October 2019, there are approximately 41,000 listed companies in the world with a market value of more than US$ 80 trillion. New York Stock Exchange (NYSE), nicknamed the Big Board, with a cumulative market cap fluctuating around US$ 30 trillion mark is the largest exchange in the world. It has over 2,400 companies trading out of which 1,739 are local American companies and rest are foreign listings from all parts of the world. Being the numero uno exchange, every global company wants to be and they do allow foreign companies to list and everyone is allowed to tap into American capital market.