Underlying Description Overrides
Download sample file: Underlying_Desc_Overrides.csv
This file provides the overrides for SBM Underlying Descriptions.
This Underlying Description Overrides file type is identified using the pattern: **/Underlying_Desc_Overrides*.csv (as specified by underlying-desc.overrides.file-pattern
).
This file is loaded using the UnderlyingDescriptionOverrides topic. See the Topic Aliases table for an understanding of the topic aliases associated with each topic.
Field | Key | Null | FieldType | Description | Example |
---|---|---|---|---|---|
Underlying | Y | N | String | The name of the underlying to override. Matches the “Underlying” column in the Delta, Vega, and Curvature files.
|
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RiskClass | Y | N | String | Defines the risk class for the underlying. | “CSR non-Sec”, “CSR Sec non-CTP”, “CSR Sec CTP”, “Equity”, “Commodity” |
Parameter Set | Y | N | String | The parameter set for which the override applies. | CRR2 |
Bucket | N | Y | String | Bucket number. Replaces the Bucket in the Delta, Vega, and Curvature files. | |
CSRQuality | N | Y | String | CSR only The Issuer or Tranche credit quality. Replaces the CSRQuality in the Delta, Vega, and Curvature files. | IG, HY, NR |
CSRSector | N | Y | String | CSR only The issuer or securitisation sector. Replaces the CSRSector in the Delta, Vega, and Curvature files. | For CSR non-Sec and CSR Sec CTP, example values: ‘Sovereign’, ‘Financials’, ‘Tech’ ‘Covered Bonds’, ‘Other’ For CSR Sec non-CTP, example values: ‘RMBS-Prime’, ‘RMBS-Mid-Prime’, ‘RMBS-Sub-Prime’, ‘CMBS’, ‘ABS-Auto’, ‘Other’ |
CSRRating | N | Y | String | CSR non-Sec only Set to “high” for covered bonds with rating AA- or above; otherwise set to “low” or leave blank. Replaces the CSRRating in the Delta, Vega, and Curvature files. | “high”, “low” |
EquityMarketCap | N | Y | String | Equity only The equity issuer market cap. Replaces the EquityMarketCap in the Delta, Vega, and Curvature files. | ‘Large’ , ‘Small’, ‘Other’ |
EquityEconomy | N | Y | String | Equity only The equity issuer economy. Replaces the EquityEconomy in the Delta, Vega, and Curvature files. | ‘Emerging’, ‘Advanced’, ‘Other’ |
EquitySector | N | Y | String | Equity only The equity sector. Replaces the EquitySector in the Delta, Vega, and Curvature files. | Example values are: “CSG” “Telecommunications-Industrials” “Basic Materials” “Financials” “Other” |
Pool | N | Y | String | CSR Sec non-CTP only Pool for tranche. If empty, copied from Underlying. | |
Attachment | N | Y | Double | CSR Sec non-CTP only Tranche attachement point. Values between 0.0 and 1.0. If empty, defaults to 0.0. | |
Detachment | N | Y | Double | CSR Sec non-CTP only Tranche detachment point. Values between 0.0 and 1.0. If empty, defaults to 0.0. | |
AsOfDate | Y | N | Date ‘YYYY-MM-DD’ | Timestamp (at close of business) for the data. |