SGX to cut down on unusual trading activity queries by half
The number of queries issued by the Singapore Exchange (SGX) on unusual trading activity will be going down by half from Wednesday. Tan Boon Gin, chief executive of SGX RegCo, the bourse's regulatory unit, told The Business Times that the move will eliminate unnecessary queries over what he dubs "noise" in the market. "Markets view (queries) as a chilling effect on share prices," he said. "I'd rather issue fewer, higher quality queries, than a higher volume." A new system, which goes live on Nov 1, will be calibrated such as to allow prices and volumes to increase a bit more before a query is issued. The robustness of the regulatory regime will not be compromised, Mr Tan said. "We backtested this to make sure, with the benefit of hindsight, those cases we properly queried will still be queried under the new system. It's only those cases that we didn't need to query that will be (cut) from the system. As far as we