Type: Boolean
Indicates whether the notional amount of the underlying swap, not previously exercised under the option, will be automatically exercised at the expiration time on the expiration date if at such time the buyer is in-the-money, provided that the difference between the settlement rate and the fixed rate under the relevant underlying swap is not less than one tenth of a percentage point (0.10% or 0.001).
Added in protocol FIX.5.0SP2 (EP 169)