I Bond Calculator

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Total earnings from May 2025 to December 2025: $1,023.60.

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Tabular Portfolio Value

Holding 1
  • Cost: $1,000.00
  • Holding: May 2025
  • Fixed Rate: 1.10%
Jan. Feb. March April May June July Aug. Sept. Oct. Nov. Dec.
2025 - Inflation: 1.43% Inflation: 1.56% 2025
Composite: 3.98% Composite: 4.24%
$1,000.00 $1,003.20 $1,006.40 $1,010.00 $1,013.20 $1,016.40 $1,020.00 $1,023.60*

$1,013.20*†
Jan. Feb. March April May June July Aug. Sept. Oct. Nov. Dec.
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