FIX TAG 2603
ExchangeLookAlike
Definition
For a share option trade, indicates whether the instrument is to be treated as an 'exchange look-alike'.
Additional detail from the official source
This designation has significance for how share adjustments (arising from corporate actions) will be determined for the instrument. For an 'exchange look-alike' instrument the relevant share adjustments will follow that for a corresponding designated contract listed on the related exchange (referred to as Options Exchange Adjustment (ISDA defined term)), otherwise the share adjustments will be determined by the calculation agent (referred to as Calculation Agent Adjustment (ISDA defined term)).
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FIX 5.0 SP2 FIX Latest · EP309
This tag is not present in the FIX 5.0 SP2 source. There is no definition or value list to compare.
No enumerated values are defined for this field in this source.
About the Boolean data type
char field containing one of two values:
'Y' = True/Yes
'N' = False/No
Used in messages 97
Includes nested components and repeating groups. Open a location to see its surrounding requirements.
35=6IOIInstrument35=7AdvertisementInstrument35=8ExecutionReportInstrument35=BNewsInstrmtGrp / Instrument35=CEmailInstrmtGrp / Instrument35=DNewOrderSingleInstrument35=ENewOrderListListOrdGrp / Instrument35=FOrderCancelRequestInstrument35=GOrderCancelReplaceRequestInstrument35=HOrderStatusRequestInstrument35=JAllocationInstructionInstrument35=PAllocationInstructionAckInstrument35=QDontKnowTradeInstrument35=RQuoteRequestQuotReqGrp / Instrument35=SQuoteInstrument35=VMarketDataRequestInstrmtMDReqGrp / Instrument35=WMarketDataSnapshotFullRefreshInstrument35=XMarketDataIncrementalRefreshMDIncGrp / Instrument35=ZQuoteCancelQuotCxlEntriesGrp / Instrument35=aQuoteStatusRequestInstrument35=bMassQuoteAckQuotSetAckGrp / QuotEntryAckGrp / Instrument35=cSecurityDefinitionRequestInstrument35=dSecurityDefinitionInstrument35=eSecurityStatusRequestInstrument35=fSecurityStatusInstrument35=hTradingSessionStatusInstrument35=iMassQuoteQuotSetGrp / QuotEntryGrp / Instrument35=mListStrikePriceInstrmtStrkPxGrp / Instrument35=qOrderMassCancelRequestInstrument35=rOrderMassCancelReportInstrument35=sNewOrderCrossInstrument35=tCrossOrderCancelReplaceRequestInstrument35=uCrossOrderCancelRequestInstrument35=xSecurityListRequestInstrument35=ySecurityListSecListGrp / Instrument35=AADerivativeSecurityListRelSymDerivSecGrp / Instrument35=ABNewOrderMultilegInstrument35=ACMultilegOrderCancelReplaceInstrument35=ADTradeCaptureReportRequestInstrument35=AETradeCaptureReportInstrument35=AFOrderMassStatusRequestInstrument35=AGQuoteRequestRejectQuotReqRjctGrp / Instrument35=AHRFQRequestRFQReqGrp / Instrument35=AIQuoteStatusReportInstrument35=AJQuoteResponseInstrument35=AKConfirmationInstrument35=ALPositionMaintenanceRequestInstrument35=AMPositionMaintenanceReportInstrument35=ANRequestForPositionsInstrument35=AORequestForPositionsAckInstrument35=APPositionReportInstrument35=AQTradeCaptureReportRequestAckInstrument35=ARTradeCaptureReportAckInstrument35=ASAllocationReportInstrument35=ATAllocationReportAckInstrument35=AWAssignmentReportInstrument35=AXCollateralRequestInstrument35=AYCollateralAssignmentInstrument35=AZCollateralResponseInstrument35=BACollateralReportInstrument35=BBCollateralInquiryInstrument35=BGCollateralInquiryAckInstrument35=BOContraryIntentionReportInstrument35=BPSecurityDefinitionUpdateReportInstrument35=BKSecurityListUpdateReportSecLstUpdRelSymGrp / Instrument35=BLAdjustedPositionReportInstrmtGrp / Instrument35=BMAllocationInstructionAlertInstrument35=BNExecutionAckInstrument35=BQSettlementObligationReportSettlObligationInstructions / Instrument35=BRDerivativeSecurityListUpdateReportRelSymDerivSecUpdGrp / Instrument35=BZOrderMassActionReportInstrument35=CAOrderMassActionRequestInstrument35=CCStreamAssignmentRequestStrmAsgnReqGrp / StrmAsgnReqInstrmtGrp / Instrument35=CDStreamAssignmentReportStrmAsgnRptGrp / StrmAsgnRptInstrmtGrp / Instrument35=CHMarginRequirementInquiryInstrument35=CIMarginRequirementInquiryAckInstrument35=CJMarginRequirementReportInstrument35=COSecurityMassStatusSecMassStatGrp / Instrument35=DCTradeMatchReportInstrmtMatchSideGrp / Instrument35=DFPartyRiskLimitCheckRequestInstrument35=DGPartyRiskLimitCheckRequestAckInstrument35=DJMassOrderOrderEntryGrp / Instrument35=DKMassOrderAckOrderEntryAckGrp / Instrument35=DLPositionTransferInstructionInstrument35=DNPositionTransferReportInstrument35=DOMarketDataStatisticsRequestInstrument35=DPMarketDataStatisticsReportInstrument35=DSCrossRequestInstrument35=DTCrossRequestAckInstrument35=DWTradeAggregationRequestInstrument35=DXTradeAggregationReportInstrument35=EAPayManagementReportInstrument35=DYPayManagementRequestInstrument35=ECSettlementStatusRequestSettlTradeDetails / Instrument35=EESettlementStatusReportSettlTradeDetails / Instrument35=EGSecurityRiskMetricsReportSecurityRiskMetricGrp / Instrument35=EQMarketDataAckMDAckGrp / Instrument