Equity Compensation Calculators

RSUs, ISOs, and NSOs — what vesting and exercising actually cost you in tax. These cover US-specific tax rules; all tax rates are ones you enter, so the math follows your bracket, not a guess.

RSU Tax Calculator →

Ordinary income at vest, net proceeds selling immediately vs holding — plus the withholding shortfall most people miss.

ISO vs NSO Calculator →

Exercise-and-sell compared across NSO, ISO disqualifying, and ISO qualifying dispositions — per share, after tax.