$10,000 I Bond with 1.10% Fixed Rate Purchased September 2025

 Jan
1
Feb
1
Mar
1
Infla
tion
Rate
Com
posite
Rate
Apr
1
May
1
Jun
1
Jul
1
Aug
1
Sep
1
Infla
tion
Rate
Com
posite
Rate
Oct
1
Nov
1
Dec
1
2025 10,0001.43%3.98%10,03210,06410,1002025
202610,13210,16410,2001.56%4.24%10,23610,27210,30810,34410,38010,4161.67%4.46%10,45610,49210,5322026
202710,57210,60810,648

From $10,000 to $10,648 over 1.5 years = 4.23% average annual increase compounded semi-annually.

Generated  05/01/26  08:02