returns interest for even-principal payment · from excel · excel: verified match · sheets: verified match

signature

ISPMT(rate, per, nper, pv)

returns: number

argument	required
rate	required
per	required
nper	required
pv	required

examples

formula and result, taken from the engine's own test suite — every result below is asserted in CI, not written by hand.

related

• ACCRINT accrued interest for a security paying periodic interest
• ACCRINTM accrued interest for a security paying at maturity
• AMORDEGRC depreciation per period, French accounting, degressive
• AMORLINC depreciation per period, French accounting, linear
• COUPDAYBS days from coupon period start to settlement
• COUPDAYS days in the coupon period containing settlement