I Bond Calculator

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Total value in November 2026: $1,041.60 (purchase amount $1,000.00, interest $41.60). If redeemed today: $1,030.80.

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Tabular Portfolio Value

Holding 1
  • Purchase Amount: $1,000.00
  • Issue Date: November 2025
  • Fixed Rate: 0.90%
Jan. Feb. March April May June July Aug. Sept. Oct. Nov. Dec.
2025 - Semiannual InflationSemiann. infl.: 1.56% 2025
Composite: 4.03%
$1,000.00 $1,003.20
2026 Semiannual InflationSemiann. infl.: 1.56% Semiannual InflationSemiann. infl.: 1.67% Semiannual InflationSemiann. infl.: 2.04% - 2026
Composite: 4.03% Composite: 4.26% Composite: 5.00%
$1,006.80 $1,010.00 $1,013.20 $1,016.80 $1,020.00 $1,023.60 $1,027.20 $1,030.80 $1,034.40 $1,038.00 $1,041.60

$1,030.80†
Jan. Feb. March April May June July Aug. Sept. Oct. Nov. Dec.
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