TagField NameAbbr NameData TypeUnion DatatypeDescriptionPedigree
1040SecondaryTradeIDTrdID2String

Used to carry an internal trade entity ID which may or may not be reported to the firm

Added EP11

Used in messages:
[TradeCaptureReport][TradeCaptureReportAck][TradeCaptureReportRequest][TradeCaptureReportRequestAck]