$100 I Bond with 1.20% Fixed Rate Purchased November 2024

 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
2024 100.000.95%3.11%100.242024
2025100.52100.76101.04101.28101.561.43%4.08%101.92102.24102.60102.92103.28103.641.56%4.34%104.002025
2026104.40104.76105.12105.52105.881.67%4.56%106.28106.68107.08107.48107.88108.282.04%5.30%108.762026
2027109.24109.72110.20110.68111.16

From $100.00 to $111.16 over 2.5 years = 4.28% average annual increase compounded semi-annually.

Generated  10/30/26  15:02