05What Is the Stock Market?
The stock market is a global marketplace where investors buy and sell stocks, which are shares of publicly traded companies. When you own stock in a company like Microsoft or PepsiCo, you own a small piece of that business. That ownership gives you a claim on its future profits and assets. Stock prices are set in real time by supply and demand. When more investors want to buy a stock than sell it, the price rises. When more investors want to sell than buy, the price falls. Say you buy 100 shares of a company at $50 a share. If the company grows its profits, investors can see that as a sign of its strength, and they’ll buy more stock. That demand may push the share price up to $65, and your stake has grown to $6,500 from $5,000. But if the company expects profits to drop, the stock may not look as attractive to investors, and they’ll want to sell it. The share price could drop to $35, and your stake has now shrunk to $3,500. That constant trading and repricing, multiplied across thousands of companies and millions of investors, is the stock market.
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