TT® FIX

Component: <LegSecurityAltIDGrp>

Overview

The LegSecurityAltIDGrp group is used to identify a number alternate security identifiers for an instrument leg.

Supported tags

Tag # Field Name Req'd Data type Comments
604 NoLegSecurityAltID C int

Replaces 7.X tag 146 (NoRelatedSym)

Number of alternate leg security IDs contained in this repeating group

Condition: Sent when there are one or more alternate leg security IDs

605 LegSecurityAltID Y String

Replaces 7.X tag 10456 (UnderlyingSecurityAltID)

Alternate ID for an instrument or security, typically for display purposes.

606 LegSecurityAltIDSource Y String

New tag for TT

Class or source of the LegSecurityAltID (605) value.

Possible values include:

  • 4: ISIN number
  • 5: RIC code
  • 8: Exchange security ID
  • 95: Clearport
  • 97: Alias
  • 98: Name
  • 99: Other