| Instrument | 41 fields, 2 nested components |
| InstrumentExtension | 2 fields, 1 nested component |
| InstrumentLeg | 41 fields, 1 nested component |
| IOIQualGrp | 2 fields, 1 group |
| LegBenchmarkCurveData | 5 fields |
| LegOrdGrp | 9 fields, 1 group, 4 nested components |
| LegPreAllocGrp | 6 fields, 1 group, 1 nested component |
| LegQuotGrp | 8 fields, 1 group, 4 nested components |
| LegQuotStatGrp | 5 fields, 1 group, 3 nested components |
| LegSecAltIDGrp | 3 fields, 1 group |
| LegStipulations | 3 fields, 1 group |
| LinesOfTextGrp | 4 fields, 1 group |
| ListOrdGrp | 64 fields, 1 group, 12 nested components |
| MDFullGrp | 34 fields, 1 group |
| MDIncGrp | 41 fields, 1 group, 3 nested components |
| MDReqGrp | 2 fields, 1 group |
| MDRjctGrp | 2 fields, 1 group |
| MiscFeesGrp | 5 fields, 1 group |
| MsgTypeGrp | 3 fields, 1 group |
| NestedParties | 4 fields, 1 group, 1 nested component |
| NestedParties2 | 4 fields, 1 group, 1 nested component |
| NestedParties3 | 4 fields, 1 group, 1 nested component |
| NstdPtys2SubGrp | 3 fields, 1 group |
| NstdPtys3SubGrp | 3 fields, 1 group |
| NstdPtysSubGrp | 3 fields, 1 group |
| OrdAllocGrp | 9 fields, 1 group, 1 nested component |
| OrderQtyData | 5 fields |
| OrdListStatGrp | 13 fields, 1 group |
| Parties | 4 fields, 1 group, 1 nested component |
| PegInstructions | 6 fields |