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User Defined FIX Fields

The following FIX fields are used by Cboe:

Table 1. User Defined FIX Fields
TagField NameDescription
423PriceType (C1 only)Refer to definition in New Order Single, New Order Cross, New Order Cross Multileg, and New Order Multileg.
5937
  • MarketingFeeCode
  • (C1 and EDGX only)
Refer to definition in Execution Report.
6253
  • DrillThruProtection
Refer to definition in New Order Cross Multileg and New Order Multileg.
6655CorrectedSizeRefer to definition in Trade Cancel/Correct.
7692RiskResetRefer to definition in New Order Single, New Order Multileg, Order Cancel Request and Purge Request.
7694ContraCapacityRefer to definition in Execution Report.
7695MassCancelIDRefer to definition in Order Cancel Request, Execution Report, Cancel Reject, Purge Request, Purge Acknowledgement and Purge Reject.
7698CustomGroupIDCntRefer to definition in Purge Request.
7699CustomGroupIDRefer to definition in New Order Single, New Order Multileg, Order Cancel Request, and Purge Request.
7700MassCancelInstRefer to definition in Order Cancel Request and Purge Request.
7928PreventMatchRefer to definition in New Order Single, New Order Cross, New Order Cross Multileg, and New Order Multileg.
7933
  • RoutingFirmID
Refer to definition in New Order Single, New Order Cross, New Order Cross Multileg, New Order Multileg, Order Cancel Request, Order Cancel/Replace Request, and Purge Request.
8020DisplayRangeRefer to definition in New Order Single, New Order Multileg, and Execution Report.
8641
  • NoOfSecurities
Refer to definition in Security Definition.
9040
  • AutoMatch
  • (C1 and EDGX only)
Refer to definition in New Order Cross and New Order Cross Multileg.
9044
  • AutoMatchPrice
  • (C1 and EDGX only)
Refer to definition in New Order Cross Multileg and New Order Cross.
9303RoutingInstRefer to definition in New Order Single and New Order Multileg.
9324ClearingOptionalDataRefer to definition in New Order Single, New Order Cross, New Order Cross Multileg, New Order Multileg, Add Floor Trade, Cancel Reject, and Execution Report.
9350RoutDeliveryMethodRefer to definition in New Order Single.
9370AuctionID Refer to definition in New Order Single, New Order Multileg, and Execution Report.
9400RoutStrategyRefer to definition in New Order Single.
9465
  • OrderOrigin
  • (C1 only)
Refer to definition in New Order Single, New Order Multileg, and Execution Report.
9479DisplayIndicatorRefer to definition in New Order Single.
9617ModifySequenceRefer to definition in Execution Report.
9619CancelOrigOnRejectRefer to definition in Order Cancel/Replace Request Cancel Reject.
9620CorrectedPriceRefer to definition in Trade Cancel/Correct.
9688OrigCompIDRefer to definition in Execution Report.
9689OrigSubIDRefer to definition in Execution Report.
9690WorkingPriceRefer to definition in Execution Report.
9691InitialDisplayPriceRefer to definition in Execution Report.
9730TradeLiquidityIndicatorRefer to definitions in Execution Report and Trade Cancel/Correct.
9732AttributedQuoteRefer to definition in New Order Single, New Order Cross, New Order Cross Multileg, and New Order Multileg.
9849
  • LastPriority
  • (C1 and EDGX only)
Refer to definition in New Order Cross Multileg and New Order Cross.
9882FeeCodeRefer to definition in Execution Report.
9946
  • GiveUpFirmID
  • (C1 and EDGX only)
Refer to definition in New Order Cross Multileg and New Order Cross.
20012
  • Held
  • (C1 only)
Refer to definition in New Order Single and New Order Multileg, and Execution Report.
21005
  • FLEXHedgeExecInst
  • (C1 only)
Refer to definition in New Order Cross and New Order Cross Multileg.
21008
  • FLEXPreFacilPrice
  • (C1 only)
Refer to definition in New Order Cross and New Order Cross Multileg.
21010
  • FLEXAuctionDuration
  • (C1 only)
Refer to definition in New Order Single, New Order Cross, New Order Cross Multileg, and New Order Multileg.
21097
  • FrequentTraderID
  • (C1 only)
Refer to definition in New Order Single and Order Cancel/Replace.
21098
  • TradeThroughAlertType
  • (C1 only)
Refer to definition in Execution Report.
22002
  • StrategyID
  • (C1 only)
Refer to definition in New Order Multileg and Execution Report.
22003
  • ORS
  • (C1 only)
Refer to definition in New Order Single, New Order Cross, New Order Cross Multileg, New Order Multileg, Floor Trade Confirmation, and Execution Report.
22004
  • ClosingPrice
  • (C1 only)
Refer to definition in Trade Cancel/Correct.
22005
  • ComboOrder
  • (C1 only)
Refer to definition in New Order Multileg, Add Floor Trade, and Execution Report.
22006
  • Compression
  • (C1 only)
Refer to definition in New Order Single, New Order Cross, New Order Cross Multileg, New Order Multileg, and Execution Report.
22008
  • EquityPartyID
  • (C1 and EDGX only)
Refer to definition in New Order Cross Multileg and New Order Multileg.
22011
  • EquityTradePrice
  • (C1 and EDGX only)
Refer to definition in New Order Cross, New Order Cross Multileg, and New Order Multileg.
22012
  • EquityTradeSize
  • (C1 and EDGX only)
Refer to definition in New Order Cross, New Order Cross Multileg, and New Order Multileg.
22013
  • EquityTradeVenue
  • (C1 and EDGX only)
Refer to definition in New Order Cross, New Order Cross Multileg, and New Order Multileg.
22014
  • EquityBuyClearingFirm
  • (C1 and EDGX only)
Refer to definition in the New Order Cross, New Order Cross Multileg, and New Order Multileg.
22015
  • EquitySellClearingFirm
  • (C1 and EDGX only)
Refer to definition in New Order Cross, New Order Cross Multileg, and New Order Multileg.
22016
  • EquityExDestination
  • (C1 and EDGX only)
Refer to definition in New Order Cross Multileg and New Order Multileg.
22017
  • SessionEligibility
  • (C1 only)
Refer to definition in New Order Single and New Order Multileg.
22018
  • TiedHedge
  • (C1 only)
Refer to definition in New Order Multileg.
22019
  • LegPositionEffects
  • (C1 only)
Refer to definition in New Order Cross Multileg.
22020
  • InitialClientOrderId
  • (C1 only)
Refer to definition in Execution Report and Trade Cancel/Correct.
22023
  • Delta
  • (C1 only)
Refer to definition in New Order Single, New Order Cross, and Execution Report.
22024
  • LegDelta
  • (C1 only)
Refer to definition in New Order Cross Multileg, New Order Multileg, and Execution Report.
22025
  • ReferencePrice
  • (C1 only)
Refer to definition in New Order Single, New Order Cross, New Order Cross Multileg, New Order Multileg, and Execution Report.
22026
  • CrossInitiator
  • (C1 and EDGX only)
Refer to definition in New Order Cross Multileg and New Order Multileg.
22028
  • CrossOnBehalfOfID
  • (C1 and EDGX only)
Refer to definition in New Order Cross Multileg and New Order Multileg.
22049
  • FloorTraderAcr
  • (C1 only)
Refer to definition in Add Floor Trade and Execution Report.
22058SubreasonTextRefer to definition in Execution Report.
22060
  • EquityTransactTime
  • (C1 and EDGX only)
Refer to definition in New Order Cross, New Order Cross Multileg, and New Order Multileg.
22100
  • FloorDestination
  • (C1 only)
Refer to definition in New Order Single, New Order Multileg and Execution Report.
22303
  • FloorRoutingInst
  • (C1 only)
Refer to definition in New Order Single and New Order Multileg.
22624
  • EquityLegShortSell
  • (C1 and EDGX only)
Refer to definition in New Order Cross Multileg and New Order Multileg.
25018
  • CorrectedStrikePrice
  • (C1 only)
Refer to definition in Trade Cancel/Correct.
25019OccIdRefer to definition in Execution Report.
25026StopPxType (effective TBD)Refer to definition in New Order Multileg and Execution Report.
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Cboe Titanium U.S. Options FIX Specification - User Defined FIX Fields | Cboe