$500 I Bond with 0.10% Fixed Rate Purchased December 2015

 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
2015 500.002015
20160.77%1.64%500.60501.40502.00502.80503.40504.200.08%0.26%504.40504.40504.60504.60504.80504.802016
20171.38%2.86%506.00507.20508.40509.60510.80512.000.98%2.06%512.80513.80514.60515.60516.40517.202017
20181.24%2.58%518.40519.40520.60521.60522.80523.801.11%2.32%524.80525.80526.80527.80528.80529.802018
20191.16%2.42%530.80532.00533.00534.00535.20536.200.70%1.50%536.80537.60538.20538.80539.60540.202019
20201.01%2.12%541.20542.20543.00544.00545.00546.000.53%1.16%546.60547.00547.60548.20548.60549.202020
20210.84%1.78%550.00550.80551.60552.40553.20554.001.77%3.64%555.60557.40559.00560.80562.40564.002021
20223.56%7.22%567.40570.80574.00577.40581.00584.404.81%9.72%589.00593.80598.40603.20608.00612.802022
20233.24%6.58%616.20619.40622.80626.20629.60633.001.69%3.48%634.80636.60638.40640.40642.20644.002023
20241.97%4.04%646.20648.40650.40652.60654.80657.001.48%3.06%658.60660.40662.00663.60665.40667.002024
20250.95%2.00%668.20669.20670.40671.40672.60673.601.43%2.96%675.20677.00678.60680.20681.80683.602025
20261.56%3.22%685.40687.20689.00691.00692.80694.601.67%3.44%696.60698.60700.60702.60704.60706.602026

From $500.00 to $706.60 over 11.0 years = 3.17% average annual increase compounded semi-annually.

Generated  05/01/26  08:02