Stock Market

Whether you're an economics wiz or don't know your NASDAQ from your Dow Jones, these articles will give you a deeper understanding of the forces at play in the stock market.


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What Causes Stock Market Trading to Halt?

During volatile periods in stock markets, exchanges will often employ "circuit breakers" to keep stock prices from falling too far too fast. So how do these work around the world?

How Hedge Funds Affect You Even If You Don't Invest in One

Hedge funds might seem like something only the very rich have to think about but actually they are actually part of everyday life. What are they and why are they so risky?

Can You Make Money Off Penny Stocks?

Penny stocks may seem like a good deal because they're so cheap and who knows, they could make money! But penny stocks can also be places for scam artists, so how do you protect yourself?

Twinkies' Maker Hostess Going Public. Snack Cakes for Everyone!

It's been a roller-coaster ride for the beloved U.S. snack cake that last 65 days. Now Twinkies and its other Hostess buddies are landing on the Nasdaq.

Can you tell if a stock is about to rebound?

Is that stock that's been lingering price-wise in the basement a good deal or just likely to down even lower? Can you tell whether a stock's price is going to go up or down without being psychic?

How Margin Accounts Work

If you ever get a chance to buy a blue-chip stock, you'd jump on it -- but what if you can't afford to buy all the shares you'd like? You can open a margin account and borrow the money, but be careful: You can go completely broke if things go south.

What is a margin call?

If you've seen the end of the film "Trading Places," you know the potential outcome of a margin call. What is this terrifying thing -- and how do investors end up having to pay one?

10 of the Biggest IPOs in History

Initial public offerings are as high as high finance gets. When popular, formerly private companies decide to offer shares of their stock to the public, the price of that stock can skyrocket. Here are 10 companies whose IPOs reached the stratosphere.

10 Biggest IPO Flops in History

Initial public offerings often serve as a company's coming out party. Investors line up to purchase newly offered stock, sending the stock price -- and the company's net worth -- into the stratosphere.

How does oil speculation raise gas prices?

Before most people were even aware there was an economic crisis, investment managers looked for lucrative investments. What they settled on was oil futures, and those futures brought speculation.

How Day Trading Works

Day trading used to be pretty risky business, but now it's a lucrative business. You could earn millions if you know the market and make quick, well-informed choices.

How the NASDAQ MarketSite Works

The NASDAQ MarketSite broadcast studio is an amazing facility that can host dozens of reporters simultaneously and send direct feeds out to all of their separate news organizations. Learn about the technology behind the NASDAQ MarketSite.

How the NASDAQ Times Square Display Works

The NASDAQ display in NYC's Times Square is impossible to miss. It's the largest continuous sign on the square and takes up almost 9,000 square feet of display space -- about a quarter of an acre.


Find out what a NASDAQ IPO is and see cool videos from a recent HowStuffWorks trip to this Wall Street wonder.

How the NASDAQ Stock Exchange Works

The NASDAQ stock exchange, also known simply as the NASDAQ, is the place where people go to buy and sell shares of stock. How does this bustling business center work?

How Electronic Trading Works

Millions of people trade billions of shares of stock every day on a collection of computer systems that are incredibly reliable and, very nearly, inerrant. Learn about the complex world of electronic trading.

How NASDAQ's Opening and Closing Cross Works

The opening cross is NASDAQ’s current technique for setting opening prices. Learn about NASDAQ's opening and closing cross.

How IPOs Work

Initial public offerings have been around for centuries -- every company with shares that are publicly traded on the stock market had an IPO at one point. Find out what an IPO is and how it makes people rich.