The stock market lets institutional and individual investors trade shares of public companies. Learn how it works, why prices move, and how investors buy and sell shares.

The stock market's AI-fueled rally has pushed valuations to levels last seen during the dot-com bubble.

The S&P 500 has averaged about 10% annually since 1928, but that figure varies widely by time period. What the long-run data actually shows.

One of the best lessons investors received when the Dow Jones Industrial Average DJIA turned 130 years old on May 26 was a reminder of why time diversification is so important in the stock market. I’m ...

Mary Hall is a editor for Investopedia's Advisor Insights, in addition to being the editor of several books and doctoral papers. Mary received her bachelor's in English from Kent State University with ...

If something is going to unsettle the great bull market of 2026 soon, Goldman Sachs strategists have found two possible ...

Efforts to cleverly navigate short-term volatility often do more harm than good.

The Dow, S&P 500, and Nasdaq rose to new highs as the stock market reacted to tech earnings and the latest U.S.-Iran news.

How last year played out in stocks offers hints as to what could happen in 2026 — with one key difference.

What is US stock market prediction for Monday? US stock market prediction for Monday remains linked to momentum from Wall Street's latest record close. Major indexes ended Friday, the week, and the mo ...