China will launch a stock market circuit breaker mechanism at the beginning of next year, the latest move to stamp out wild swings in the country’s volatile stock market.
A move of 5% in either director on the CSI 300 Index, China’s blue-chip tracker, would trigger a 15-minute halt for stocks, convertible bonds, stock options and futures contracts, according to a statement jointly issued by the Shanghai and Shenzhen Stock Exchanges and the China Financial Futures Exchange late on Friday. A swing of 7% would freeze trading for the rest of the day.
The CSI 300 Index tracks 300 stocks with the largest market capitalizations listed...