Component UnderlyingInstrument (Block)

The UnderlyingInstrument component block, like the Instrument component block, contains all the fields commonly used to describe a security or instrument. In the case of the UnderlyingInstrument component block it describes an instrument which underlies the primary instrument Refer to the Instrument component block comments as this component block mirrors Instrument, except for the noted fields.

Added in protocol FIX.4.3

See in: FIX.4.4, FIX.5.0, FIX.5.0SP1, FIX.5.0SP2, FIX.5.0SP2 EP240.