Cap Table Calculator
Startup cap table values.
Calculate company cap table values for founders, employees, and investors. Enter founder shares and employee pool shares for an instant result.
What this tool does
This tool calculates cap table ownership percentages and values for founders, employees, and investors.
Enter Values
Formula Used
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Disclaimer
Results are estimates for educational purposes only. They do not constitute financial advice. Consult a qualified professional before making financial decisions.
Capitalization table (cap table) tracks ownership across founders, employees, and investors. Total shares outstanding × latest share price = company valuation. Each stakeholder's % × total = their share value. Critical for valuing equity grants and modeling future dilution.
Founders 6M shares + employee pool 1.5M + investors 2.5M = 10M total shares at 5 = 50M company. Founders own 60% (30M), employees 15% (7.5M), investors 25% (12.5M). Standard early Series A structure. Future rounds dilute existing holders proportionally to new investment.
Cap table evolves through funding rounds. Each new round: new shares issued at higher price, existing % reduced (dilution) but value typically rises. Healthy startup: founders 50-70% pre-Series A, 30-50% pre-Series C, 10-20% at IPO. Heavy dilution beyond these levels signals founder loss of control or hostile investor terms.
Quick example
With founder shares of 6,000,000 and employee pool shares of 1,500,000 (plus investor shares of 2,500,000 and total shares outstanding of 10,000,000), the result is 50,000,000.00. Change any figure and watch the output shift — it's often more useful to see the pattern than to memorise the formula.
Which inputs matter most
You enter Founder Shares, Employee Pool Shares, Investor Shares, Total Shares Outstanding, and Latest Share Price. Not every input has equal weight. Flip one at a time toward extreme values to feel which ones move the needle most for your situation.
What's happening under the hood
Each holder %: shares ÷ total × 100. Value: shares × latest price. Total value: total shares × price. The formula is listed in full below. If the number looks off, you can retrace the calculation by hand — that's the point of showing the working.
Where this fits in planning
This is a "what-if" tool, not a forecast. Use it to test ideas before committing: what happens if the rate is 2% lower than hoped, what happens if you add five more years. The value is in the scenarios you run, not the single answer you get from the defaults.
What this doesn't capture
Steady-rate math ignores real-world volatility. Actual returns are lumpy; sequence-of-returns risk matters most in drawdown; fees and taxes drag on compound growth; and behaviour changes in drawdowns can reduce outcomes below the projection. Treat the number as one scenario, not a forecast.
Founders 6,000,000, employees 1,500,000, investors 2,500,000 of 10,000,000 × £5 £ = $50,000,000.00.
Inputs
This example uses typical values for illustration. Adjust the inputs above to match a specific situation and see how the result changes.
Sources & Methodology
Methodology
Each holder %: shares ÷ total × 100. Value: shares × latest price. Total value: total shares × price.
References
Frequently Asked Questions
Common cap table evolution?
Fully diluted vs outstanding?
Pro-rata rights?
Anti-dilution provisions?
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