Introduction:-

COUPDAYS function in excel is a financial function. It is used to retrieve number of days in the coupon period including the settlement date. It is a worksheet function and can be entered into the cell in which value is required.

Syntax:-

=COUPDAYS(Settlement, Maturity, Frequency, basis)

Arguments:-

Settlement:  It is the settlement date of the security.

Maturity:  It is the maturity date of the security.

Frequency: Number of coupon payments per year.

Basis: It is the day count basis to be used. Default value is 0.

Keynotes:-

• Microsoft Excel stores dates as serial numbers . By default, January 1, 1900 is serial number 1 and corresponding dates have serial number greater than 1.
• Settlement and basis are converted to integers.
• If Maturity is not in valid format, #VALUE error is returned.
• If Basis is less than zero or more than 4, #NUM error is displayed.

Examples

In this example, various arguments are entered in column A and their values are entered in column B and COUPDAYS function is used to retrieve the result in column D.