- AffectedOrders – 4 fields, 1 group
- Allocs – 4 fields, 1 group
- Allocs_11 – 4 fields, 1 group
- Allocs_27 – 4 fields, 1 group, 1 nested component
- Allocs_30 – 4 fields, 1 group, 1 nested component
- Allocs_32 – 4 fields, 1 group, 1 nested component
- Allocs_36 – 19 fields, 1 group, 3 nested components
- Allocs_60 – 4 fields, 1 group, 1 nested component
- Allocs_63 – 4 fields, 1 group, 1 nested component
- BidComponents – 9 fields, 1 group
- BidComponents_54 – 15 fields, 1 group, 1 nested component
- BidDescriptors – 12 fields, 1 group
- ClearingInstructions – 2 fields, 1 group
- CommissionData – 4 fields
- ContAmts – 4 fields, 1 group
- ContAmts_17 – 4 fields, 1 group
- ContraBrokers – 6 fields, 1 group
- Dates – 3 fields, 1 group
- DistribInsts – 9 fields, 1 group
- Execs – 6 fields, 1 group
- Hops – 4 fields, 1 group
- Instrument – 32 fields, 1 nested component
- InstrumentLeg – 34 fields, 1 nested component
- IOIQualifiers – 2 fields, 1 group
- Legs – 8 fields, 1 group, 2 nested components
- Legs_10 – 7 fields, 1 group, 2 nested components
- Legs_13 – 7 fields, 1 group, 2 nested components
- Legs_48 – 2 fields, 1 group, 1 nested component
- Legs_49 – 2 fields, 1 group, 1 nested component
- Legs_68 – 2 fields, 1 group, 1 nested component
- Legs_7 – 2 fields, 1 group, 1 nested component
- LegSecurityAltID – 3 fields, 1 group
- LinesOfText – 4 fields, 1 group
- LinesOfText_26 – 4 fields, 1 group
- MDEntries – 33 fields, 1 group
- MDEntries_44 – 43 fields, 1 group, 1 nested component
- MDEntryTypes – 2 fields, 1 group
- MiscFees – 4 fields, 1 group
- MiscFees_37 – 4 fields, 1 group
- MsgTypes – 3 fields, 1 group
- NestedParties – 1 nested component
- NestedPartyIDs – 5 fields, 1 group
- OrderQtyData – 5 fields
- Orders – 64 fields, 1 group, 9 nested components
- Orders_34 – 6 fields, 1 group
- Orders_38 – 13 fields, 1 group
- Parties – 1 nested component
- PartyIDs – 5 fields, 1 group
- QuoteEntries – 1 field, 1 group, 1 nested component
- QuoteEntries_47 – 26 fields, 1 group, 1 nested component
- QuoteEntries_51 – 25 fields, 1 group, 1 nested component
- QuoteSets – 3 fields, 1 group, 2 nested components
- QuoteSets_50 – 4 fields, 1 group, 2 nested components
- RegistDtls – 8 fields, 1 group, 1 nested component
- RelatedSym – 7 fields, 1 group, 2 nested components
- RelatedSym_19 – 22 fields, 1 group, 4 nested components
- RelatedSym_20 – 6 fields, 1 group, 1 nested component
- RelatedSym_22 – 1 field, 1 group, 1 nested component
- RelatedSym_25 – 1 field, 1 group, 1 nested component
- RelatedSym_39 – 22 fields, 1 group, 4 nested components
- RelatedSym_41 – 1 field, 1 group, 1 nested component
- RelatedSym_67 – 9 fields, 1 group, 2 nested components
- RoutingIDs – 3 fields, 1 group
- RoutingIDs_21 – 3 fields, 1 group
- RoutingIDs_24 – 3 fields, 1 group
- SecurityAltID – 3 fields, 1 group
- SecurityTypes – 4 fields, 1 group
- Sides – 38 fields, 1 group, 5 nested components
- Sides_59 – 26 fields, 1 group, 4 nested components
- Sides_62 – 28 fields, 1 group, 4 nested components
- Sides_65 – 12 fields, 1 group, 2 nested components
- SpreadOrBenchmarkCurveData – 4 fields
- StandardHeader – 27 fields, 1 nested component
- StandardTrailer – 3 fields
- Stipulations – 1 nested component
- StipulationsGrp – 3 fields, 1 group
- Strikes – 10 fields, 1 group, 1 nested component
- TradingSessions – 3 fields, 1 group
- TradingSessions_12 – 3 fields, 1 group
- TradingSessions_28 – 3 fields, 1 group
- TradingSessions_31 – 3 fields, 1 group
- TradingSessions_33 – 3 fields, 1 group
- TradingSessions_42 – 3 fields, 1 group
- TradingSessions_61 – 3 fields, 1 group
- TradingSessions_64 – 3 fields, 1 group
- UnderlyingInstrument – 33 fields, 1 nested component
- UnderlyingSecurityAltID – 3 fields, 1 group
- YieldData – 2 fields