Marketwide circuit breakers are based on declines in the S&P 500 index within a single session. The curbs are triggered at three different thresholds: after a 7% drop, a 13% drop and a 20% drop.

Key Points ・Stock market circuit breakers halt trading when the S&P 500 drops 7%, 13%, or 20% in a single day. ・These halts aim to reduce panic selling and allow time to process news and ...

Bankers are developing proposals for "circuit breakers" in the structured finance market that would stop a downward spiral in prices, although some fear this could reduce liquidity further, a ...