The grant
ExampleWorked example with sample numbers — nothing about you has been checked yet.
Vest schedule
Month 0Still cliffed — zero vested
Month 12250 vested
Month 481000 vested
This is private-company paper. Post-exit exercise windows are short, and there may be no buyer.
Modelled as a monthly vest: shares × month ÷ vest period, once the cliff passes.
Your grant letter decides which of these is true. Neither reading parses it.
Sale is a separate capital-gains event. This tool stops at exercise.
Provisional, pending a chartered accountant’s review of the perquisite rule. Not tax advice.
Estimate, not tax or legal advice. FY 2026-27 rules. Your payroll’s exact structure will differ a little.