Used In

Unique identifier of IOI message.

(Prior to FIX 4.1 this field was of type int)

• <ListOrdGrp>

• CrossOrderCancelReplaceRequest <t>

• IOI <6>

• MultilegOrderCancelReplace <AC>

• NewOrderCross <s>

• NewOrderMultileg <AB>

• NewOrderSingle <D>

• QuoteResponse <AJ>

Onix Solutions