Common, "human understood" representation of the security. SecurityID value can be specified if no symbol exists (e.g. non-exchange traded Collective Investment Vehicles)

Takes precedence in identifying security to counterparty over SecurityAltID block

Identifies an entire suite of products for a given market. In Futures this may be "interest rates", "agricultural", "equity indexes", etc

Used to indicate if a product or group of product supports the creation of flexible securities

It is recommended that CFICode be used instead of SecurityType for non-Fixed Income instruments

It is recommended that CFICode be used instead of SecurityType for non-Fixed Income instruments

Applicable for standardized derivatives which are typically only referenced by month and year (e.g. S and P futures). Note MaturityDate (a full date) can also be specified

Note that standardized derivatives which are typically only referenced by month and year (e.g. S and P futures).may use MaturityMonthYear and or this field

Date instrument was issued. For Fixed Income IOIs for new issues, specifies the issue date

Can be used in conjunction with ISIN to address ISIN uniqueness issues

Can be used in conjunction with non-ISIN SecurityID (e.g. CUSIP for Municipal Bonds without ISIN) to provide uniqueness

Used to express in-the-moneyness behavior in general terms for the option without the use of DerivativeStrikePrice(1261) and DerivativePutOrCall(1323)

Can be used to identify the security

Must be set if DerivativeEncodedIssuer(1278) field is specified and must immediately precede it

Must be set if DerivativeEncodedSecurityDesc(1280) field is specified and must immediately precede it

Embedded XML document describing security

Must be present for MBS or TBA