Enter your stock projection assumptions
Use the fields below to model future stock price, ownership growth, recurring purchases, dividend behavior, costs, and inflation.
Sample projection inputs and outputs
| Scenario | Current Price | Initial Shares | Annual Growth | Years | Contribution | Dividend Yield | Ending Value |
|---|---|---|---|---|---|---|---|
| Base Case | $125.00 | 50 | 9.00% | 10 | $300 monthly | 2.10% | $72,640.85 |
| Conservative | $125.00 | 50 | 5.50% | 10 | $250 monthly | 1.80% | $54,982.14 |
| Aggressive | $125.00 | 50 | 12.00% | 10 | $450 monthly | 2.50% | $96,311.47 |
Calculation method
The calculator applies a period-by-period simulation rather than a single closed formula. That makes it easier to combine expected stock growth, recurring purchases, dividends, fees, and inflation.
| Price growth per period | Projected Price = Current Price × (1 + Annual Growth)1 ÷ Periods |
|---|---|
| Shares bought from contributions | New Shares = Contribution per Period ÷ Projected Price |
| Dividend cash each period | Dividend = Shares Held × (Annual Dividend per Share ÷ Periods) |
| Reinvested dividends | Dividend Shares = Dividend Cash ÷ Projected Price |
| Fee drag | Annual Fee = Portfolio Stock Value × Annual Fee Rate |
| Inflation adjusted value | Real Value = Nominal Portfolio Value ÷ (1 + Inflation Rate)Years |
Because contributions and dividends happen during the projection, the model captures timing effects better than a simple future value formula.
Practical steps
- Enter the current share price and the number of shares you already own.
- Set an expected annual price growth rate and choose the number of years to project.
- Add recurring investment amount and select how often you plan to buy.
- Enter dividend yield and dividend growth if the stock pays income.
- Choose whether dividends are reinvested or kept as cash.
- Apply fees and inflation for a more realistic projection.
- Add a target value if you want to measure surplus or shortfall.
- Submit the form and review the summary metrics plus annual breakdown.
- Use the CSV or PDF buttons to save or share the results.
Future Stock Value Calculator FAQs
1. What does this calculator estimate?
It estimates future stock price, future share count, total invested capital, dividend impact, fees, and inflation-adjusted portfolio value over your selected time horizon.
2. Does it assume constant stock growth?
Yes. It uses one expected annual growth rate and applies it across each contribution period. Real markets move unevenly, so actual returns will differ from the projection.
3. How are dividends handled?
Dividends are estimated from yield and dividend growth inputs. You can either reinvest them into new shares or keep them as separate cash within the projection.
4. Why include inflation?
Inflation helps convert nominal value into purchasing-power value. That lets you compare your future portfolio against what the money may actually buy later.
5. What does fee drag mean here?
Fee drag represents a yearly percentage reduction in stock value. It can model fund expenses, advisory charges, trading friction, or other recurring portfolio costs.
6. Can I use it for dividend stocks and growth stocks?
Yes. Set dividend yield to zero for non-dividend stocks, or enter dividend assumptions to explore income-producing positions with reinvestment or cash payouts.
7. Is this output an investment recommendation?
No. It is a planning tool based on assumptions you enter. Use it for scenario testing, not as a guarantee of future stock performance.
8. Why does the ending value differ from simple future value formulas?
This model adds contributions during the timeline, handles dividends separately, and deducts fees. Those moving parts make the result more detailed than one-step formulas.