SecurityDefinition Message

TagField NameReq'dComments
StandardHeaderYes MsgType = d (lowercase)
964SecurityReportIDNoIdentifier for Security Definition message
715ClearingBusinessDateNo
320SecurityReqIDNo
322SecurityResponseIDNoIdentifier for the Security Definition message
323SecurityResponseTypeNoResponse to the Security Definition Request
InstrumentNo Insert here the set of "Instrument" (symbology) fields defined in "Common Components of Application Messages"
of the requested Security
InstrumentExtensionNo Insert here the set of "InstrumentExtension" fields defined in "Common Components of Application Messages"
UndInstrmtGrpNo Number of underlyings
15CurrencyNo
336TradingSessionIDNo
625TradingSessionSubIDNo
58TextNo Comment, instructions, or other identifying information.
354EncodedTextLenNo Must be set if EncodedText field is specified and must immediately precede it.
355EncodedTextNo Encoded (non-ASCII characters) representation of the Text field in the encoded format specified via the MessageEncoding field.
InstrmtLegGrpNo Number of legs that make up the Security
>1017LegOptionRatioNoLegOptionRatio is provided on Covering leg to create a delta neutral spread. In Listed Derivatives, LegDelta LegOptionRatio is multiplied by LegOptionRatio and OrderQty to determine the covering quantity
>566LegPriceNoSpecifies the price of a Leg
827ExpirationCycleNo
561RoundLotNo
562MinTradeVolNo
StandardTrailerYes