UnderlyingInstrumentPartySubID (FIX tag 1063)

StringFIX 5.0 SP2

UnderlyingInstrumentPartySubID (tag 1063) is a String field defined in FIX 5.0 SP2. It appears in 68 message types, always optionally.

At a glance

Tag
1063
Name
UnderlyingInstrumentPartySubID
Datatype
String
Dialects
FIX 5.0 SP2
Messages
68

What the specification says

PartySubID value within an underlying instrument party repeating group.

Descriptions are quoted from the FIX Orchestra sources under the Apache 2.0 licence.

A real message using tag 1063

ExecutionReport · FIX 5.0 SP2
TagFieldWire valueMeaning
8BeginStringFIXT.1.1
9BodyLength194
35MsgType8ExecutionReport
49SenderCompIDBOARTEAM
56TargetCompIDCOUNTERPARTY
34MsgSeqNum2
52SendingTime20240101-12:00:00.000
37OrderIDORD-10042
17ExecIDEXEC-88117
150ExecType0New
39OrdStatus0New
711NoUnderlyings1 entry1repeating group
311UnderlyingSymbolEXAMPLE
1058NoUndlyInstrumentParties1 entry1repeating group
1059UnderlyingInstrumentPartyIDEXAMPLE
1062NoUndlyInstrumentPartySubIDs2 entries2repeating group
1063UnderlyingInstrumentPartySubIDEXAMPLE
1063UnderlyingInstrumentPartySubIDEXAMPLE
54Side1Buy
151LeavesQty0
14CumQty1000000
10CheckSum056
Edit and decode it yourself

Shown with | separators for readability. On the wire FIX uses SOH (0x01), an invisible control byte — and because BodyLength and CheckSum are computed over the actual bytes, the two forms have different checksums. Both are valid and both decode here.

Open in the full decoder →

Generated from the FIX 5.0 SP2 dictionary and verified at build time: it parses and validates with no issues. Open the decoder to try your own message.

Where tag 1063 appears

Requiredness is a property of the message, not of the field: the same tag can be optional in one message and conditionally required in another.

MessageMsgTypeRequirednessWhere in the message
Advertisement7Optionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
AllocationInstructionJOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
AllocationInstructionAlertBMOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
AllocationReportASOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
AssignmentReportAWOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
CollateralAssignmentAYOptionalinside UndInstrmtCollGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
CollateralInquiryBBOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
CollateralInquiryAckBGOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
CollateralReportBAOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
CollateralRequestAXOptionalinside UndInstrmtCollGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
CollateralResponseAZOptionalinside UndInstrmtCollGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
ConfirmationAKOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
ContraryIntentionReportBOOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
CrossOrderCancelReplaceRequesttOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
CrossOrderCancelRequestuOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
DerivativeSecurityListAAOptionalinside UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
DerivativeSecurityListRequestzOptionalinside UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
DerivativeSecurityListUpdateReportBROptionalinside UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
DontKnowTradeQOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
EmailCOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
ExecutionAcknowledgementBNOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
ExecutionReport8Optionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
IOI6Optionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
ListStrikePricemOptionalinside InstrmtStrkPxGrp › UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
MarketDataIncrementalRefreshXOptionalinside MDIncGrp › UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
MarketDataRequestVOptionalinside InstrmtMDReqGrp › UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
MarketDataSnapshotFullRefreshWOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
MassQuoteiOptionalinside QuotSetGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
MassQuoteAcknowledgementbOptionalinside QuotSetAckGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
MultilegOrderCancelReplaceACOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
NewOrderCrosssOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
NewOrderListEOptionalinside ListOrdGrp › UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
NewOrderMultilegABOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
NewOrderSingleDOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
NewsBOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
OrderCancelReplaceRequestGOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
OrderCancelRequestFOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
OrderMassActionReportBZOptionalinside UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
OrderMassActionRequestCAOptionalinside UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
OrderMassCancelReportrOptionalinside UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
OrderMassCancelRequestqOptionalinside UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
OrderMassStatusRequestAFOptionalinside UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
OrderStatusRequestHOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
PositionMaintenanceReportAMOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
PositionMaintenanceRequestALOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
PositionReportAPOptionalinside PosUndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
QuoteSOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
QuoteCancelZOptionalinside QuotCxlEntriesGrp › UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
QuoteRequestROptionalinside QuotReqGrp › UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
QuoteRequestRejectAGOptionalinside QuotReqRjctGrp › UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
QuoteResponseAJOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
QuoteStatusReportAIOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
QuoteStatusRequestaOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
RFQRequestAHOptionalinside RFQReqGrp › UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
RequestForPositionsANOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
RequestForPositionsAckAOOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
SecurityDefinitiondOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
SecurityDefinitionRequestcOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
SecurityDefinitionUpdateReportBPOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
SecurityListyOptionalinside SecListGrp › UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
SecurityListRequestxOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
SecurityListUpdateReportBKOptionalinside SecLstUpdRelSymGrp › UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
SecurityStatusfOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
SecurityStatusRequesteOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
TradeCaptureReportAEOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
TradeCaptureReportAckAROptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
TradeCaptureReportRequestADOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp
TradeCaptureReportRequestAckAQOptionalinside UndInstrmtGrp › UnderlyingInstrument › UndlyInstrumentParties › UndlyInstrumentPtysSubGrp

Wire format

Free-form text. Any byte except the SOH separator is legal, so values are not trimmed or case-folded on the wire. @boarteam/fix keeps the value as a string; format rules are checked by validate(), which reports validate/invalid-value rather than throwing.

Read tag 1063 in TypeScript

decode.tsts
import { createFixEngine } from "@boarteam/fix";import { dictionary } from "@boarteam/fix-dict-fix50sp2";const fix = createFixEngine(dictionary);const { message, issues } = fix.parse(raw);const field = message.fields[1063];field?.name;   // "UnderlyingInstrumentPartySubID"field?.raw;    // the verbatim wire stringfield?.value;  // coerced to a string

Other String fields

Decode this in your own code

The same engine that produced the decoded example above is an Apache-2.0 npm package with zero runtime dependencies. It runs in Node and in the browser, and parse() returns problems as data instead of throwing.

npm i @boarteam/fix @boarteam/fix-dict-fix50sp2