AMT Calculator 2026

Estimate your AMT before you exercise

Exercising incentive stock options can trigger Alternative Minimum Tax even when you sell nothing. Estimate it with 2026 figures before you exercise, not when the bill arrives.

What's inside

  • AMT on an ISO exercise, using 2026 figures
  • Bargain element from strike price and FMV
  • How many options you can exercise before AMT applies
  • Regular tax and AMT compared side by side

Made for employees holding ISOs in the US.

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For reference only. Not legal, tax or financial advice.