Peter Gratton, Ph.D., is a New Orleans-based editor and professor with over 20 years of experience in investing, risk management, and public policy. Peter began covering markets at Multex (Reuters) ...

But many investors and others may not know what the market circuit breaker is and why it is so important. What is a market circuit breaker? How does a circuit breaker work? What are single-stock ...

U.S. stocks had gone more than 20 years without a market-wide trading halt. We've now tripped the so-called circuit breakers two times in four days. On Monday, March 9, the S&P 500 fell 7% within ...

Forbes contributors publish independent expert analyses and insights. I show you how to save and invest. In 1987 the markets fell over 20% in a single day. Separately, in 1989 the markets had a 6% one ...

Circuit breakers were triggered in Japan, South Korea and Taiwan's stock markets as they reacted to President Donald Trump's sweeping tariffs on Monday, with U.S. markets opening the week sharply ...

Are you completely annoyed at not being able to trade GME, AMC, BB, BBBY, or any other meme stock? Just peeved at a market crashing? Robinhood got you down? Here's how stock trading halts and market ...

During times of stock market volatility and big daily drops, one term that gets bandied about is "circuit breaker." But many investors and others may not know what the market circuit breaker is and ...

Six minutes after trading began on the New York Stock Exchange on Monday, it was suddenly halted. That's when the S&P 500 index had plummeted 7% and marketwide circuit breakers kicked in. Trading ...

An electrical panel contains many circuit breakers that help manage the flow of electricity in your home. Among these, the main circuit breaker, often centrally located in the panel, plays the primary ...

Six minutes after trading began on the New York Stock Exchange on Monday, it was suddenly halted. That's when the S&P 500 index had plummeted 7% and marketwide circuit breakers kicked in. Trading ...