I Bond Calculator

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Total value in November 2026: $104.16 (purchase amount $100.00, interest $4.16). If redeemed today: $103.08.

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Tabular Portfolio Value

Holding 1
  • Purchase Amount: $100.00
  • 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%
$100.00 $100.32
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%
$100.68 $101.00 $101.32 $101.68 $102.00 $102.36 $102.72 $103.08 $103.44 $103.80 $104.16

$103.08†
Jan. Feb. March April May June July Aug. Sept. Oct. Nov. Dec.
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