$100 I Bond with 0.40% Fixed Rate Purchased November 2022

 Jan
1
Feb
1
Mar
1
Apr
1
May
1
Infla
tion
Rate
Com
posite
Rate
Jun
1
Jul
1
Aug
1
Sep
1
Oct
1
Nov
1
Infla
tion
Rate
Com
posite
Rate
Dec
1
2022 100.003.24%6.89%100.562022
2023101.12101.72102.28102.88103.441.69%3.79%103.76104.08104.40104.76105.08105.401.97%4.35%105.762023
2024106.16106.56106.92107.32107.68

From $100.00 to $107.68 over 1.5 years = 4.99% average annual increase compounded semi-annually.

Generated  11/01/23  07:38