Underlying security's SecurityType.
Valid values: see SecurityType <167> field
The following applies when used in conjunction with SecurityType <167>=REPO.
Represents the general or specific type of security that underlies a financing agreement.
Valid values for SecurityType <167>=REPO:
TREASURY = Federal government or treasury
PROVINCE = State, province, region, etc.
AGENCY = Federal agency
MORTGAGE = Mortgage passthrough
CP = Commercial paper
CORP = Corporate
EQUITY = Equity
SUPRA = Supra-national agency
If bonds of a particular issuer or country are wanted in an Order or are in the basket of an Execution and the SecurityType <167> is not granular enough, include the UnderlyingIssuer <306>, UnderlyingCountryOfIssue <592>, UnderlyingProgram, UnderlyingRegType and/or <UnderlyingStipulations> block e.g.:
UnderlyingIssuer <306>=CA Housing Trust