How does the stock market work? Millions of investors and traders trade shares of a company. Each of these investors has a different idea of the value of a stock. When each investor converts their intentions into actions, thousands of transactions occur. These actions result in the minute-by-minute gyration of the stock’s price. When more investors buy than sell, the stock price will rise, and fewer buyers will decrease it.  Buying and selling stocks on the market happens on a bidding system. A potential buyer