Identifies the instrument type and other descriptive contract information.
Exchange
The market data exchange. If no other exchange is specified in the Destination field, this is also the destination to which the contract will be routed. Select SMART order routing to route directly to the best available market.
Symbol
The exchange symbol for the contract.
Underlying
Shows the underlying symbol. Note that if you want a single Underlying field on the trading window with no order field below it, check the Underlying field for both market data and order management.