More ETFs face SEC trade curbs

The circuit breaker programme, which was approved earlier in June following the "flash crash" on May 6, is designed to halt trading in a security for a five minute period if the security experiences a 10% price change during the preceding five minutes. The SEC says the temporary trade curb is intended to give markets an opportunity to attract new trading interest in an affected stock, establish a viable market price and resume orderly trading. This programme was initially unveiled to apply to stocks constituting the S&P 500 index, on a pilot basis until December 10 this year, although...