APY Yield Calculator

The stated rate before compounding is taken into account.
The advertised yield. Used when solving for the nominal rate or for a balance.
The deposit the yield is applied to.
Regulation DD mode only: the interest actually paid over the period below.
Regulation DD mode only. 365 for a full year.
Annual percentage yield
5.116190 %
APY Calculator
Nominal annual rate
5.000000 %
Rate per compounding period
0.41666667 %
Balance at the end
10,511.62
Interest earned
511.62
Compounding periods a year
12
Worked out from 12 CFR Part 1030 (Regulation DD), Appendix A - Annual Percentage Yield Calculation and 1 other source.

How this is worked out

2 steps
  1. Rate per period = 5% / 12 = 0.41666667%
  2. APY = (1 + 0.0041666667)^12 - 1 = 5.11619%

Results are general information, not financial, tax, legal, medical or engineering advice.