Stock averaging
Average Down Calculator
Calculate your new weighted average after purchasing more shares at a different price.
Global calculator · Select the currency used for your inputs. No exchange-rate conversion is applied.
Enter your details
Your results
Average Down Calculator formula
New average = (Existing cost + New cost) ÷ Total shares.
Worked example
100 shares at 120 plus 50 shares at 90 produces an average price of 110.
How to use this calculator
- Enter the requested values using one consistent currency.
- Review the result, which updates automatically.
- Change assumptions to compare possible scenarios.
This calculator is for general education and estimation only. It is not financial, tax, accounting, or investment advice.
Frequently asked questions
What does the Average Down Calculator calculate?
Calculate your new weighted average after purchasing more shares at a different price.
Is this calculator accurate?
The formula is applied directly to your inputs, but actual outcomes can differ because of market movements, rounding, taxes, fees, and provider-specific rules.
Can I use another currency?
Yes. Choose a currency from the dropdown. The calculator formats values in that currency without converting exchange rates.
Can I use the result as financial advice?
No. Use it as an educational estimate and verify important decisions with current official information or a qualified professional.