$500 I Bond with 0.90% Fixed Rate Purchased June 2023

 Infla
tion
Rate
Com
posite
Rate
Jan
1
Feb
1
Mar
1
Apr
1
May
1
Jun
1
Infla
tion
Rate
Com
posite
Rate
Jul
1
Aug
1
Sep
1
Oct
1
Nov
1
Dec
1
2023 500.001.69%4.30%501.80503.60505.40507.20509.00510.802023
20241.97%4.86%512.80515.00517.00519.00521.20523.201.48%3.87%524.80526.60528.20530.00531.60533.402024
20250.95%2.81%534.60535.80537.20538.40539.60540.801.43%3.77%542.40544.20545.80547.60549.20551.002025
20261.56%4.03%552.80554.60556.60558.40560.20562.201.67%4.26%564.20566.20568.20570.20572.20574.202026
20272.04%5.00%576.60579.00581.40583.80586.20588.60

From $500.00 to $588.60 over 4.0 years = 4.12% average annual increase compounded semi-annually.

Generated  10/30/26  15:02