Equity Dilution & Ownership Calculator
Enter pre-money valuation, new investment, and pre-money fully diluted ownership splits (founders, employees, existing pool). The model assumes new money buys ownership equal to investment ÷ post-money valuation and dilutes all prior holders proportionally.
Dilution
Startup
Cap table
Round & cap table
Founder % + employee % + pool % must equal 100%.
Post-money ownership (est.)
Enter percentages that sum to 100%
Related guides
Go deeper on the rules and planning ideas behind this calculator.