Startup Funding Rounds and Dilution Lab

Model founders, option pools and up to three investment rounds with post-money dilution.

Startup ownership and fundraising

Founder shares before financing

Other existing shares

Option pool shares

Round 1 pre-money valuation

Round 1 new investment

Round 2 pre-money valuation (0 to omit)

Round 2 investment

Round 3 pre-money valuation (0 to omit)

Round 3 investment (0 to omit)

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Research results

Important: A simplified primary-share issuance model. It does not model SAFEs, convertibles, options exercise prices, option-pool top-ups, preferred share preferences, anti-dilution or control rights. Use legal and financial guidance for actual funding.

Free educational model. Figures are illustrative inputs until you supply your own data. No personalized investment, tax or legal advice.