The stock market is where investors connect to buy and sell investments — most commonly, stocks, which are shares of ownership in a public company. Many, or all, of the products featured on this ...

Stock indexes are collections of stocks meant to represent the market or a portion of it—they ... This doesn’t mean that each stock in the index went up by three percent, however.

The NYSE, America’s oldest stock exchange, functions as an auction market, meaning bids and asks are analyzed and matched to execute trades. Within the NYSE, market makers were formerly known as ...