They have only triggered twice in the past 24 years and may not trigger often in the next 24. The mechanism that shuts down the market in the event of a calamitous drop in prices was recently updated ...

The marketwide circuit breakers in place since the 1987 crash may be getting an updating. "We are assessing whether various aspects of the broad market circuit breakers need to be modified or updated ...

The Securities and Exchange Commission is proposing that shorter price falls trigger market-wide circuit breakers to address the risk of future flash crashes in US securities markets. The Securities ...

China’s regulatory authorities are considering narrowing the circuit breaker within the stock market to curb excessively volatile activity. The draft regulation would halt trading for 30 minutes when ...