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Price a Vanilla Swaption

In Fairways Debt, before booking a transaction, you can first price and simulate their schedules.

Note: Only currencies that are managed for the transaction can be selected.

 

Prerequisites

 

Navigate to the Pricer Application
  1. Log in to your Fairways Debt account.
  2. Select a customer account.
  3. Navigate to Applications > Pricer.

 

Price a Vanilla Swaption
  1. Click Vanilla Swaption.
  2. Complete the form with all relevant details.

Note: Fields marked with an asterisk * are mandatory.

Field

Description

Market Date

Date on which the transaction is priced.

Nominal

Nominal amount to invest in the transaction and its related currency.

Start Date

Unadjusted start date of the transaction.

End Date

Unadjusted end date of the transaction.

Amortization

Amortization mode.

Notes:

  • Extra fields may display beside depending on the selected mode.
  • For custom amortizations, see below for more details.

Rate

Note: This field only displays for the progressive amortization mode.

Progressivity rate.

Frequency

Note: This field only displays for the straight line, progressive and custom amortization modes.

Amortization frequency.

Transaction_EN.png

Field

Description

Type

Swaption direction.

Exercise Type

Option exercise type.

Exercise Frequency

Note: This field only displays for the Bermudan option.

Frequency of the option exercise.

First Exercise Date

Note: This field only displays for the Bermudan option.

First exercise date of the option.

Exercise Start Date

Note: This field only displays for the American option.

Exercise start date of the option.

Exercise End Date

Note: This field only displays for the American option.

Exercise end date of the option.

Swaption_EN.png

Field

Description

Index

Type of the index used to calculate the rate value.

The list also includes the Risk-Free Rate (RFR) indexation related to the transaction currency (or IBOR if still published). The available indexes for each currency are as follows:

  • CHF: SARON
  • EUR: EURIBOR, ESTER, Term ESTER
  • GBP: SONIA, Term SONIA
  • SEK: STIBOR
  • USD: Fed Funds, SOFR, Term SOFR, Average SOFR, SIFMA

Note: The fields below display depending on the selected type.

Frequency

Frequency of the interests perceived or paid. This frequency determines the tenor of the index (3 months, 6 months, etc.).

Day Count

Computes the day fraction of an interest accrual period.

Strike

Note: This field only displays for the fixed type rate.

The exercise rate of the option indicates the fixed rate to swap with the floating rate.

Spread

Note: This field only displays for the floating type rate.

Spread (or margin) value in bp.

Fixing Type

Note: This field only displays for the the IBOR or Term RFR index.

  • In Advance: The reference fixing is the one at the start of the interest rate period. Only this type is available for a Term RFR index.
  • In Arrears: The reference fixing is the one at the end of the period.

Fixing Offset

Note: This field only displays for the the IBOR or Term RFR index.

Number of days to move from the fixing type selected, can be earlier or later, e.g.:

  • -2 for 2 days earlier
  • 2 for 2 days later

Floor Option

Note: The floor option is not currently supported.

FixedLeg_EN.png

Field

Description

Roll Convention

Note: The field value displays depending on the selected end date and stub.

Date rolling convention.

Stub

Defines whether the last period should be a short or long stub when it does not match the selected frequency.

Calendar

Calendars with banking days and holidays of a specific city work with adjustments to provide an accurate schedule.

Payment Date Adjustment

Adjustment mode for the payment date.

First Regular Start Date

Note: This field only displays for the mixed stub.

Start date of the stub.

Last Regular Start Date

Note: This field only displays for the mixed stub.

End date of the stub.

Options_EN.png

  1. Click Apply.

Swaption_Price_EN.png

Note: The value for the estimated market rate corresponds to the market rate for a standard transaction (same currency and standard index) with the same schedule (dates and outstanding balances).

The standard rates for the managed currencies are as follows:

  • CHF: SARON
  • EUR: ESTER
  • GBP: SONIA
  • USD: SOFR
  • Other currency: IBOR

The pricing results display.

Swaption_Priced_EN.png

 

Custom Amortization
  1. Click Edit.

Custom_EN.png

  1. Double-click the relevant payback amount fields and enter their amounts.
  2. Click Save.

Custom_EN.png

 

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