Xetra trading system serves for:
- matching transactions in the order book
- matching transactions outside the order book
Trading represents a period within a trading day in which orders can be entered ant matched through the trading system.
The beginning and end of each trading phase in a particular trading session is defined by the Zagreb Stock Exchange Trading Manual (in Croatian).
In auction trading session transactions are executed in the same way as in opening auction. If the volatility interruption is triggered on an instrument, the time period of trade for that instrument is prolonged until the end of volatility interruption. Every 3 (three) months the Exchange conducts a classification of shares for continuous trading and others to be traded via auctions on the basis of the liquidity criteria which includes daily turnover and number of transactions executed in order book trading. Special regime is intended for less liquid stocks. List of such stocks is published first Friday in every quarter.