Startup-equity utility

ESOP Pool Top-Up Dilution Calculator

Estimate the additional option-pool shares needed to reach a target post-financing pool and the resulting founder dilution.

Model ESOP pool top-up

Additional pool shares
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Founder post-round ownership
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Whether the top-up is pre-money or post-money is a negotiated economic term.

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Educational calculator · Reviewed 14 July 2026 · Official law, portal data and professional judgement prevail. Methodology Editorial policy Legal and disclaimer