In a call market, price may have less volatility since the market accumulates a large number of orders over time and execute them at once. The tradeoff is that you have to wait sometime for the execution. Time of operation. The IST is implemented as a call market. It is open to the students at the University of Texas at Austin and other invited participants.
Participants can login the system through the Internet at anytime.
You can view your current positions and balance and submit orders. However, participants can submit orders at any time. The market will update asset prices right after each execution. Therefore, unexecuted orders will remain in the market. It is your responsibility to cancel unexecuted orders.