The Chicago Stock Exchange, the US equities exchange, is reportedly planning to introduce an electronic trading system in an attempt to win new business from hedge funds and other firms that push large volumes of trades through electronic exchanges.

The Chicago Sun-Times reports that the system is due to be launched in 2006 and would make the exchange more akin to electronic markets Archipelago, due to merge with the New York Stock Exchange, and Instinet, which has been bought by Nasdaq,