ASC 320 Held-to-Maturity Bond Amortized Cost & Interest Calculator
Calculates bond discount/premium amortization and interest income using the effective interest method.
Notice: engineering verification utility. Use test or de-identified data and verify results independently before relying on them.
How it works
Standard: ASC 320 Investments-Debt Securities
Formula: Interest Income = Carrying Value * Effective Interest Rate; Cash Received = Par Value * Stated Rate
Checks: Valid par value, coupon rate, and market yield inputs
Calculated locally in browser memory; nothing leaves your browser.
Deterministic local-first client-side execution. Provided as-is without warranty.