What happens if price is not discovered in pre-open session?
In case the equilibrium price is not discovered in the pre-open session, wherein there are only market orders, the market orders shall be matched at previous day’s close price. All unmatched market orders shall be shifted to the order book of the normal market at previous day’s close price following time priority. Previous day’s close price shall be the opening price. In case of equilibrium price is not discovered in the pre-open session and there are no market orders to be matched, all unmatched market orders (at previous day’s close price) and limit orders shall be shifted to the order book of the normal market following price time priority.