Message AssignmentReport

Assignment Reports are sent from a clearing house to counterparties, such as a clearing firm as a result of the assignment process.

	Field or Component	Field Name	FIXML name	Req'd	Comments	Depr.

8	BeginString		FIXT.1.1 (Always unencrypted, must be first field in message)
9	BodyLength		(Always unencrypted, must be second field in message)
35	MsgType	@MsgTyp	(Always unencrypted, must be third field in message)
1128	ApplVerID	@ApplVerID	Indicates application version using a service pack identifier. The ApplVerID applies to a specific message occurrence.
1156	ApplExtID
1129	CstmApplVerID		Used to support bilaterally agreed custom functionality
49	SenderCompID	@SID	(Always unencrypted)
56	TargetCompID	@TID	(Always unencrypted)
115	OnBehalfOfCompID	@OBID	Trading partner company ID used when sending messages via a third party (Can be embedded within encrypted data section.)
128	DeliverToCompID	@D2ID	Trading partner company ID used when sending messages via a third party (Can be embedded within encrypted data section.)
90	SecureDataLen		Required to identify length of encrypted section of message. (Always unencrypted)
91	SecureData		Required when message body is encrypted. Always immediately follows SecureDataLen field.
34	MsgSeqNum	@SeqNum	(Can be embedded within encrypted data section.)
50	SenderSubID	@SSub	(Can be embedded within encrypted data section.)
142	SenderLocationID	@SLoc	Sender's LocationID (i.e. geographic location and/or desk) (Can be embedded within encrypted data section.)
57	TargetSubID	@TSub	"ADMIN" reserved for administrative messages not intended for a specific user. (Can be embedded within encrypted data section.)
143	TargetLocationID	@TLoc	Trading partner LocationID (i.e. geographic location and/or desk) (Can be embedded within encrypted data section.)
116	OnBehalfOfSubID	@OBSub	Trading partner SubID used when delivering messages via a third party. (Can be embedded within encrypted data section.)
144	OnBehalfOfLocationID	@OBLoc	Trading partner LocationID (i.e. geographic location and/or desk) used when delivering messages via a third party. (Can be embedded within encrypted data section.)
129	DeliverToSubID	@D2Sub	Trading partner SubID used when delivering messages via a third party. (Can be embedded within encrypted data section.)
145	DeliverToLocationID	@D2Loc	Trading partner LocationID (i.e. geographic location and/or desk) used when delivering messages via a third party. (Can be embedded within encrypted data section.)
43	PossDupFlag	@PosDup	Always required for retransmitted messages, whether prompted by the sending system or as the result of a resend request. (Can be embedded within encrypted data section.)
97	PossResend	@PosRsnd	Required when message may be duplicate of another message sent under a different sequence number. (Can be embedded within encrypted data section.)
52	SendingTime	@Snt	(Can be embedded within encrypted data section.)
122	OrigSendingTime	@OrigSnt	Required for message resent as a result of a ResendRequest. If data is not available set to same value as SendingTime (Can be embedded within encrypted data section.)
212	XmlDataLen		Required when specifying XmlData to identify the length of a XmlData message block. (Can be embedded within encrypted data section.)
213	XmlData		Can contain a XML formatted message block (e.g. FIXML). Always immediately follows XmlDataLen field. (Can be embedded within encrypted data section.) See Volume 1: FIXML Support
347	MessageEncoding	@MsgEncd	Type of message encoding (non-ASCII characters) used in a message's "Encoded" fields. Required if any "Encoding" fields are used.
369	LastMsgSeqNumProcessed		The last MsgSeqNum value received by the FIX engine and processed by downstream application, such as trading system or order routing system. Can be specified on every message sent. Useful for detecting a backlog with a counterparty.

Component

HopGrp

Hop

Number of repeating groups of historical "hop" information. Only applicable if OnBehalfOfCompID is used, however, its use is optional. Note that some market regulations or counterparties may require tracking of message hops.

end Component

1180	ApplID	@ApplID	Identifies the application with which a message is associated. Used only if application sequencing is in effect.
1181	ApplSeqNum	@ApplSeqNum	Application sequence number assigned to the message by the application generating the message. Used only if application sequencing is in effect. Conditionally required if ApplID has been specified.
1350	ApplLastSeqNum	@ApplLastSeqNum	The previous sequence number in the application sequence stream. Permits an application to publish messages with sequence gaps where it cannot be avoided. Used only if application sequencing is in effect. Conditionally required if ApplID has been specified
1352	ApplResendFlag	@ApplResendFlag	Used to indicate that a message is being sent in response to an Application Message Request. Used only if application sequencing is in effect. It is possible for both ApplResendFlag and PossDupFlag to be set on the same message if the Sender's cache size is greater than zero and the message is being resent due to a session level resend request.

end Component

Repeating Group 453

NoPartyIDs

Repeating group below should contain unique combinations of PartyID, PartyIDSource, and PartyRole

448	PartyID	@ID	Used to identify source of PartyID. Required if PartyIDSource is specified. Required if NoPartyIDs > 0.
447	PartyIDSource	@Src	Used to identify class source of PartyID value (e.g. BIC). Required if PartyID is specified. Required if NoPartyIDs > 0.
452	PartyRole	@R	Identifies the type of PartyID (e.g. Executing Broker). Required if NoPartyIDs > 0.

Component

PtysSubGrp

Sub

Repeating group of Party sub-identifiers.

end Repeating Group

end Component

55	Symbol	@Sym	Common, "human understood" representation of the security. SecurityID value can be specified if no symbol exists (e.g. non-exchange traded Collective Investment Vehicles) Use "[N/A]" for products which do not have a symbol.
65	SymbolSfx	@Sfx	Used in Fixed Income with a value of "WI" to indicate "When Issued" for a security to be reissued under an old CUSIP or ISIN or with a value of "CD" to indicate a EUCP with lump-sum interest rather than discount price.
48	SecurityID	@ID	Takes precedence in identifying security to counterparty over SecurityAltID block. Requires SecurityIDSource if specified.
22	SecurityIDSource	@Src	Required if SecurityID is specified.

Component

SecAltIDGrp

AID

Number of alternate Security Identifiers

460	Product	@Prod	Indicates the type of product the security is associated with (high-level category)
1227	ProductComplex	@ProdCmplx	Identifies an entire suite of products for a given market. In Futures this may be "interest rates", "agricultural", "equity indexes", etc
1151	SecurityGroup	@SecGrp	An exchange specific name assigned to a group of related securities which may be concurrently affected by market events and actions.
461	CFICode	@CFI	Indicates the type of security using ISO 10962 standard, Classification of Financial Instruments (CFI code) values. It is recommended that CFICode be used instead of SecurityType for non-Fixed Income instruments.
167	SecurityType	@SecTyp	It is recommended that CFICode be used instead of SecurityType for non-Fixed Income instruments. Required for Fixed Income. Refer to Volume 7 - Fixed Income Futures and Options should be specified using the CFICode[461] field instead of SecurityType[167] (Refer to Volume 7 - Recommendations and Guidelines for Futures and Options Markets.)
762	SecuritySubType	@SubTyp	Sub-type qualification/identification of the SecurityType (e.g. for SecurityType="MLEG"). If specified, SecurityType is required.
200	MaturityMonthYear	@MMY	Specifies the month and year of maturity. Applicable for standardized derivatives which are typically only referenced by month and year (e.g. S&P futures). Note MaturityDate (a full date) can also be specified.
541	MaturityDate	@MatDt	Specifies date of maturity (a full date). Note that standardized derivatives which are typically only referenced by month and year (e.g. S&P futures).may use MaturityMonthYear and/or this field. When using MaturityMonthYear, it is recommended that markets and sell sides report the MaturityDate on all outbound messages as a means of data enrichment. For NDFs this represents the fixing date of the contract.
1079	MaturityTime	@MatTm	For NDFs this represents the fixing time of the contract. It is optional to specify the fixing time.
966	SettleOnOpenFlag	@SettlOnOpenFlag	Indicator to determine if Instrument is Settle on Open.
1049	InstrmtAssignmentMethod	@AsgnMeth
965	SecurityStatus	@Status	Gives the current state of the instrument
224	CouponPaymentDate	@CpnPmt	Date interest is to be paid. Used in identifying Corporate Bond issues.
1449	RestructuringType	@RestrctTyp
1450	Seniority	@Snrty
1451	NotionalPercentageOutstanding	@NotlPctOut
1452	OriginalNotionalPercentageOutstanding	@OrigNotlPctOut
1457	AttachmentPoint	@AttchPnt
1458	DetachmentPoint	@DetchPnt
225	IssueDate	@Issued	Date instrument was issued. For Fixed Income IOIs for new issues, specifies the issue date.
239	RepoCollateralSecurityType	@RepoCollSecTyp		Depr FIX.4.4
226	RepurchaseTerm	@RepoTrm		Depr FIX.4.4
227	RepurchaseRate	@RepoRt		Depr FIX.4.4
228	Factor	@Fctr	For Fixed Income: Amortization Factor for deriving Current face from Original face for ABS or MBS securities, note the fraction may be greater than, equal to or less than 1. In TIPS securities this is the Inflation index. Qty * Factor * Price = Gross Trade Amount For Derivatives: Contract Value Factor by which price must be adjusted to determine the true nominal value of one futures/options contract. (Qty * Price) * Factor = Nominal Value
255	CreditRating	@CrdRtg
543	InstrRegistry	@Rgstry	The location at which records of ownership are maintained for this instrument, and at which ownership changes must be recorded. Can be used in conjunction with ISIN to address ISIN uniqueness issues.
470	CountryOfIssue	@IssuCtry	ISO Country code of instrument issue (e.g. the country portion typically used in ISIN). Can be used in conjunction with non-ISIN SecurityID (e.g. CUSIP for Municipal Bonds without ISIN) to provide uniqueness.
471	StateOrProvinceOfIssue	@StPrv	A two-character state or province abbreviation.
472	LocaleOfIssue	@Lcl	The three-character IATA code for a locale (e.g. airport code for Municipal Bonds).
240	RedemptionDate	@Redeem		Depr FIX.4.4
202	StrikePrice	@StrkPx	Used for derivatives, such as options and covered warrants
947	StrikeCurrency	@StrkCcy	Used for derivatives
967	StrikeMultiplier	@StrkMult	Used for derivatives. Multiplier applied to the strike price for the purpose of calculating the settlement value.
968	StrikeValue	@StrkValu	Used for derivatives. The number of shares/units for the financial instrument involved in the option trade.
1478	StrikePriceDeterminationMethod	@StrkPxDtrmnMeth
1479	StrikePriceBoundaryMethod	@StrkPxBndryMeth
1480	StrikePriceBoundaryPrecision	@StrkPxBndryPrcsn
1481	UnderlyingPriceDeterminationMethod	@PxDtrmnMeth
206	OptAttribute	@OptAt	Used for derivatives, such as options and covered warrants to indicate a versioning of the contract when required due to corporate actions to the underlying. Should not be used to indicate type of option - use the CFICode[461] for this purpose.
231	ContractMultiplier	@Mult	For Fixed Income, Convertible Bonds, Derivatives, etc. Note: If used, quantities should be expressed in the "nominal" (e.g. contracts vs. shares) amount.
1435	ContractMultiplierUnit	@MultTyp
1439	FlowScheduleType	@FlowSchedTyp
969	MinPriceIncrement	@MinPxIncr	Minimum price increment for the instrument. Could also be used to represent tick value.
1146	MinPriceIncrementAmount	@MinPxIncrAmt	Minimum price increment amount associated with the MinPriceIncrement [969]. For listed derivatives, the value can be calculated by multiplying MinPriceIncrement by ContractValueFactor [231]
996	UnitOfMeasure	@UOM	0
1147	UnitOfMeasureQty	@UOMQty
1191	PriceUnitOfMeasure	@PxUOM
1192	PriceUnitOfMeasureQty	@PxUOMQty
1193	SettlMethod	@SettlMeth	Settlement method for a contract. Can be used as an alternative to CFI Code value
1194	ExerciseStyle	@ExerStyle	Type of exercise of a derivatives security
1482	OptPayoutType	@OptPayoutTyp
1195	OptPayoutAmount	@OptPayAmt	Cash amount indicating the pay out associated with an option. For binary options this is a fixed amount
1196	PriceQuoteMethod	@PxQteMeth	Method for price quotation
1197	ValuationMethod	@ValMeth	Indicates type of valuation method used.
1198	ListMethod	@ListMeth	Indicates whether the instruments are pre-listed only or can also be defined via user request
1199	CapPrice	@CapPx	Used to express the ceiling price of a capped call
1200	FloorPrice	@FlrPx	Used to express the floor price of a capped put
201	PutOrCall	@PutCall	Used to express option right
1244	FlexibleIndicator	@FlexInd	Used to indicate if a security has been defined as flexible according to "non-standard" means. Analog to CFICode Standard/Non-standard indicator
1242	FlexProductEligibilityIndicator	@FlexProdElig	Used to indicate if a product or group of product supports the creation of flexible securities
997	TimeUnit	@TmUnit	Used to indicate a time unit for the contract (e.g., days, weeks, months, etc.)
223	CouponRate	@CpnRt	For Fixed Income.
207	SecurityExchange	@Exch	Can be used to identify the security.
970	PositionLimit	@PosLmt	Position Limit for the instrument.
971	NTPositionLimit	@NTPosLmt	Near-term Position Limit for the instrument.
106	Issuer	@Issr
348	EncodedIssuerLen	@EncIssrLen	Must be set if EncodedIssuer field is specified and must immediately precede it.
349	EncodedIssuer	@EncIssr	Encoded (non-ASCII characters) representation of the Issuer field in the encoded format specified via the MessageEncoding field.
107	SecurityDesc	@Desc
350	EncodedSecurityDescLen	@EncSecDescLen	Must be set if EncodedSecurityDesc field is specified and must immediately precede it.
351	EncodedSecurityDesc	@EncSecDesc	Encoded (non-ASCII characters) representation of the SecurityDesc field in the encoded format specified via the MessageEncoding field.

Component

SecurityXML

SecXML

Embedded XML document describing security.

691	Pool	@Pool	Identifies MBS / ABS pool
667	ContractSettlMonth	@CSetMo	Must be present for MBS/TBA
875	CPProgram	@CPPgm	The program under which a commercial paper is issued
876	CPRegType	@CPRegT	The registration type of a commercial paper issuance

Component

EvntGrp

Evnt

Number of repeating EventType group entries.

	873	DatedDate	@Dated		If different from IssueDate
	874	InterestAccrualDate	@IntAcrl		If different from IssueDate and DatedDate

Component

InstrumentParties

Pty

Used to identify the parties listing a specific instrument

Component

ComplexEvents

CmplxEvnt

end Component

Repeating Group 555

NoLegs

Number of legs

Component

InstrumentLeg

Leg

Must be provided if Number of legs > 0

end Repeating Group

end Component

Repeating Group 711

NoUnderlyings

Number of underlyings

Component

UnderlyingInstrument

Undly

Must be provided if Number of underlyings > 0

end Repeating Group

end Component

628	HopCompID	@ID
629	HopSendingTime	@Snt
630	HopRefID	@Ref

833	AsgnRptID	@RptID	Unique identifier for the Assignment report
710	PosReqID	@ReqID	If specified,the identifier of the RequestForPositions(MsgType=AN) to which this message is sent in response.
832	TotNumAssignmentReports	@TotNumAsgnRpts	Total Number of Assignment Reports being returned to a firm
912	LastRptRequested	@LastRptReqed

	523	PartySubID	@ID
	803	PartySubIDType	@Typ

	1	Account	@Acct		Customer Account
	581	AccountType	@AcctTyp		Type of account associated with the order (Origin)

	455	SecurityAltID	@AltID
	456	SecurityAltIDSource	@AltIDSrc

FIX.5.0SP2 Message

AssignmentReport [type 'AW']

<AsgnRpt>

1184	SecurityXMLLen		Must be set if SecurityXML field is specified and must immediately precede it.
1185	SecurityXML		XML payload or content describing the Security information.
1186	SecurityXMLSchema	@Schema	XML Schema used to validate the XML used to describe the Security.

865	EventType	@EventTyp
866	EventDate	@Dt
1145	EventTime	@Tm	Specific time of event. To be used in combination with EventDate [866]
867	EventPx	@Px
868	EventText	@Txt

1019	InstrumentPartyID	@ID	Used to identify party id related to instrument
1050	InstrumentPartyIDSource	@Src	Used to identify source of instrument party id
1051	InstrumentPartyRole	@R	Used to identify the role of instrument party id

1484	ComplexEventType	@Typ	Identifies the type of complex event. Required if NoComplexEvents > 0.
1485	ComplexOptPayoutAmount	@OptPayAmt
1486	ComplexEventPrice	@Px
1487	ComplexEventPriceBoundaryMethod	@PxBndryMeth
1488	ComplexEventPriceBoundaryPrecision	@PxBndryPrcsn
1489	ComplexEventPriceTimeType	@PxTmTyp
1490	ComplexEventCondition	@Cond	ComplexEventCondition is conditionally required when there are more than one ComplexEvent occurrences. A chain of ComplexEvents must be linked together through use of the ComplexEventCondition in which the relationship between any two events is described. For any two ComplexEvents the first occurrence will specify the ComplexEventCondition which links it with the second event.

	1492	ComplexEventStartDate	@StartDt		Required if NoComplexEventDates(1491) > 0.
	1493	ComplexEventEndDate	@EndDt		Required if NoComplexEventDates(1491) > 0.

	1495	ComplexEventStartTime	@StartTm		Required if NoComplexEventTimes(1494) > 0.
	1496	ComplexEventEndTime	@EndTm		Required if NoComplexEventTimes(1494) > 0.

600	LegSymbol	@Sym
601	LegSymbolSfx	@Sfx
602	LegSecurityID	@ID
603	LegSecurityIDSource	@Src

	605	LegSecurityAltID	@SecAltID
	606	LegSecurityAltIDSource	@SecAltIDSrc

607	LegProduct	@Prod
608	LegCFICode	@CFI
609	LegSecurityType	@SecTyp
764	LegSecuritySubType	@SecSubTyp
610	LegMaturityMonthYear	@MMY
611	LegMaturityDate	@Mat
1212	LegMaturityTime	@MatTm
248	LegCouponPaymentDate	@CpnPmt
249	LegIssueDate	@Issued
250	LegRepoCollateralSecurityType	@RepoCollSecTyp		Depr FIX.4.4
251	LegRepurchaseTerm	@RepoTrm		Depr FIX.4.4
252	LegRepurchaseRate	@RepoRt		Depr FIX.4.4
253	LegFactor	@Fctr
257	LegCreditRating	@CrdRtg
599	LegInstrRegistry	@Rgstry
596	LegCountryOfIssue	@Ctry
597	LegStateOrProvinceOfIssue	@StOrProvnc
598	LegLocaleOfIssue	@Lcl
254	LegRedemptionDate	@Redeem		Depr FIX.4.4
612	LegStrikePrice	@Strk
942	LegStrikeCurrency	@StrkCcy
613	LegOptAttribute	@OptA
614	LegContractMultiplier	@Cmult
1436	LegContractMultiplierUnit	@MultTyp
1440	LegFlowScheduleType	@FlowSchedTyp
999	LegUnitOfMeasure	@UOM
1224	LegUnitOfMeasureQty	@UOMQty
1421	LegPriceUnitOfMeasure	@PxUOM
1422	LegPriceUnitOfMeasureQty	@PxUOMQty
1001	LegTimeUnit	@TmUnit	Used to indicate a time unit for the contract (e.g., days, weeks, months, etc.)
1420	LegExerciseStyle	@ExerStyle
615	LegCouponRate	@CpnRt
616	LegSecurityExchange	@Exch
617	LegIssuer	@Issr
618	EncodedLegIssuerLen	@EncLegIssrLen
619	EncodedLegIssuer	@EncLegIssr
620	LegSecurityDesc	@Desc
621	EncodedLegSecurityDescLen	@EncLegSecDescLen
622	EncodedLegSecurityDesc	@EncLegSecDesc
623	LegRatioQty	@RatioQty	Specific to the <InstrumentLeg> (not in <Instrument>)
624	LegSide	@Side	Specific to the <InstrumentLeg> (not in <Instrument>)
556	LegCurrency	@Ccy	Specific to the <InstrumentLeg> (not in <Instrument>)
740	LegPool	@Pool	Identifies MBS / ABS pool
739	LegDatedDate	@Dated
955	LegContractSettlMonth	@CSetMo
956	LegInterestAccrualDate	@IntAcrl
1358	LegPutOrCall	@PutCall	Used to express option right
1017	LegOptionRatio	@LegOptionRatio	LegOptionRatio is provided on covering leg to create a delta neutral spread. In Listed Derivatives, the delta of the leg is multiplied by LegOptionRatio and OrderQty to determine the covering quantity.
566	LegPrice	@Px	Used to specify an anchor price for a leg as part of the definition or creation of the strategy - not used for execution price.

311	UnderlyingSymbol	@Sym
312	UnderlyingSymbolSfx	@Sfx
309	UnderlyingSecurityID	@ID
305	UnderlyingSecurityIDSource	@Src

	458	UnderlyingSecurityAltID	@AltID
	459	UnderlyingSecurityAltIDSource	@AltIDSrc

462	UnderlyingProduct	@Prod
463	UnderlyingCFICode	@CFI
310	UnderlyingSecurityType	@SecTyp
763	UnderlyingSecuritySubType	@SubTyp
313	UnderlyingMaturityMonthYear	@MMY
542	UnderlyingMaturityDate	@Mat
1213	UnderlyingMaturityTime	@MatTm
241	UnderlyingCouponPaymentDate	@CpnPmt
1453	UnderlyingRestructuringType	@RestrctTyp
1454	UnderlyingSeniority	@Snrty
1455	UnderlyingNotionalPercentageOutstanding	@NotlPctOut
1456	UnderlyingOriginalNotionalPercentageOutstanding	@OrigNotlPctOut
1459	UnderlyingAttachmentPoint	@AttchPnt
1460	UnderlyingDetachmentPoint	@DetchPnt
242	UnderlyingIssueDate	@Issued
243	UnderlyingRepoCollateralSecurityType	@RepoCollSecTyp		Depr FIX.4.4
244	UnderlyingRepurchaseTerm	@RepoTrm		Depr FIX.4.4
245	UnderlyingRepurchaseRate	@RepoRt		Depr FIX.4.4
246	UnderlyingFactor	@Fctr
256	UnderlyingCreditRating	@CrdRtg
595	UnderlyingInstrRegistry	@Rgstry
592	UnderlyingCountryOfIssue	@Ctry
593	UnderlyingStateOrProvinceOfIssue	@StOrProvnc
594	UnderlyingLocaleOfIssue	@Lcl
247	UnderlyingRedemptionDate	@Redeem		Depr FIX.4.4
316	UnderlyingStrikePrice	@StrkPx
941	UnderlyingStrikeCurrency	@StrkCcy
317	UnderlyingOptAttribute	@OptA
436	UnderlyingContractMultiplier	@Mult
1437	UnderlyingContractMultiplierUnit	@MultTyp
1441	UnderlyingFlowScheduleType	@FlowSchedTyp
998	UnderlyingUnitOfMeasure	@UOM
1423	UnderlyingUnitOfMeasureQty	@UOMQty
1424	UnderlyingPriceUnitOfMeasure	@PxUOM
1425	UnderlyingPriceUnitOfMeasureQty	@PxUOMQty
1000	UnderlyingTimeUnit	@TmUnit	Used to indicate a time unit for the contract (e.g., days, weeks, months, etc.)
1419	UnderlyingExerciseStyle	@ExerStyle
435	UnderlyingCouponRate	@CpnRt
308	UnderlyingSecurityExchange	@Exch
306	UnderlyingIssuer	@Issr
362	EncodedUnderlyingIssuerLen	@EncUndIssrLen
363	EncodedUnderlyingIssuer	@EncUndIssr
307	UnderlyingSecurityDesc	@Desc
364	EncodedUnderlyingSecurityDescLen	@EncUndSecDescLen
365	EncodedUnderlyingSecurityDesc	@EncUndSecDesc
877	UnderlyingCPProgram	@CPPgm
878	UnderlyingCPRegType	@CPRegTyp
972	UnderlyingAllocationPercent	@AllocPct	Specific to the < UnderlyingInstrument > Percent of the Strike Price that this underlying represents. Necessary for derivatives that deliver into more than one underlying instrument.
318	UnderlyingCurrency	@Ccy	Specific to the <UnderlyingInstrument> (not in <Instrument>)
879	UnderlyingQty	@Qty	Specific to the <UnderlyingInstrument> (not in <Instrument>) Unit amount of the underlying security (par, shares, currency, etc.)
975	UnderlyingSettlementType	@SettlTyp	Specific to the < UnderlyingInstrument > Indicates order settlement period for the underlying deliverable component.
973	UnderlyingCashAmount	@CashAmt	Specific to the < UnderlyingInstrument > Cash amount associated with the underlying component. Necessary for derivatives that deliver into more than one underlying instrument and one of the underlying's is a fixed cash value.
974	UnderlyingCashType	@CashTyp	Specific to the < UnderlyingInstrument > Used for derivatives that deliver into cash underlying. Indicates that the cash is either fixed or difference value (difference between strike and current underlying price)
810	UnderlyingPx	@Px	Specific to the <UnderlyingInstrument> (not in <Instrument>) In a financing deal clean price (percent-of-par or per unit) of the underlying security or basket.
882	UnderlyingDirtyPrice	@DirtPx	Specific to the <UnderlyingInstrument> (not in <Instrument>) In a financing deal price (percent-of-par or per unit) of the underlying security or basket. "Dirty" means it includes accrued interest
883	UnderlyingEndPrice	@EndPx	Specific to the <UnderlyingInstrument> (not in <Instrument>) In a financing deal price (percent-of-par or per unit) of the underlying security or basket at the end of the agreement.
884	UnderlyingStartValue	@StartVal	Specific to the <UnderlyingInstrument> (not in <Instrument>) Currency value attributed to this collateral at the start of the agreement
885	UnderlyingCurrentValue	@CurVal	Specific to the <UnderlyingInstrument> (not in <Instrument>) Currency value currently attributed to this collateral
886	UnderlyingEndValue	@EndVal	Specific to the <UnderlyingInstrument> (not in <Instrument>) Currency value attributed to this collateral at the end of the agreement

	888	UnderlyingStipType	@Typ		Required if NoUnderlyingStips >0
	889	UnderlyingStipValue	@Val

1044	UnderlyingAdjustedQuantity	@AdjQty	Specific to the <UnderlyingInstrument> (not in <Instrument>). For listed derivatives margin management, this is the number of shares adjusted for upcoming corporate action. Used only for securities which are optionable and are between ex-date and settlement date (4 days).
1045	UnderlyingFXRate	@FxRate	Specific to the <UnderlyingInstrument> (not in <Instrument>). Foreign exchange rate used to compute UnderlyingCurrentValue (885) (or market value) from UnderlyingCurrency (318) to Currency (15).
1046	UnderlyingFXRateCalc	@FxRateCalc	Specific to the <UnderlyingInstrument> (not in <Instrument>). Specified whether UnderlyingFxRate (1045) should be multiplied or divided to derive UnderlyingCurrentValue (885).
1038	UnderlyingCapValue	@CapValu

1059	UnderlyingInstrumentPartyID	@ID	Used to identify party id related to instrument
1060	UnderlyingInstrumentPartyIDSource	@Src	Used to identify source of instrument party id
1061	UnderlyingInstrumentPartyRole	@R	Used to identify the role of instrument party id

	1063	UnderlyingInstrumentPartySubID	@ID
	1064	UnderlyingInstrumentPartySubIDType	@Typ

	1039	UnderlyingSettlMethod	@SetMeth
	315	UnderlyingPutOrCall	@PutCall		Used to express option right

703	PosType	@Typ	Required if NoPositions > 1
704	LongQty	@Long
705	ShortQty	@Short
706	PosQtyStatus	@Stat
976	QuantityDate	@QtyDt	Date associated with the quantity being reported

524	NestedPartyID	@ID	Used to identify source of NestedPartyID. Required if NestedPartyIDSource is specified. Required if NoNestedPartyIDs > 0.
525	NestedPartyIDSource	@Src	Used to identify class source of NestedPartyID value (e.g. BIC). Required if NestedPartyID is specified. Required if NoNestedPartyIDs > 0.
538	NestedPartyRole	@R	Identifies the type of NestedPartyID (e.g. Executing Broker). Required if NoNestedPartyIDs > 0.

834	ThresholdAmount	@ThresholdAmt
730	SettlPrice	@SetPx	Settlement Price of Option
731	SettlPriceType	@SetPxTyp	Values = Final, Theoretical
732	UnderlyingSettlPrice	@UndSetPx	Settlement Price of Underlying
734	PriorSettlPrice	@PriSetPx
432	ExpireDate	@ExpireDt	Expiration Date of Option
744	AssignmentMethod	@AsgnMeth	Method under which assignment was conducted
745	AssignmentUnit	@Unit	Quantity Increment used in performing assignment
746	OpenInterest	@OpenInt	Open interest that was eligible for assignment
747	ExerciseMethod	@ExrMethod	Exercise Method used to in performing assignment Values = Automatic, Manual
716	SettlSessID	@SetSesID
717	SettlSessSubID	@SetSesSub
715	ClearingBusinessDate	@BizDt	Business date of assignment
58	Text	@Txt
354	EncodedTextLen	@EncTxtLen	Must be set if EncodedText field is specified and must immediately precede it.
355	EncodedText	@EncTxt	Encoded (non-ASCII characters) representation of the Text field in the encoded format specified via the MessageEncoding field.

93	SignatureLength	Required when trailer contains signature. Note: Not to be included within SecureData field
89	Signature	Note: Not to be included within SecureData field
10	CheckSum	(Always unencrypted, always last field in message)