When the Auction 
indicator is displayed in the Misc
field of an order entry dialog/monitor's Quote bar,
the symbol entered is currently in an auction.
An Auction order, only available through SIGMA, is submitted as a market order in the closing auction of the exchange corresponding to the security to be traded. The Auction order type can only be routed to certain European exchanges.
When the Auction indicator is displayed in the Misc
field of an order entry dialog/monitor's Quote bar,
the symbol entered is currently in an auction.