Average price formula
Average price = sum of all invested amounts ÷ sum of all quantities bought.
Average price calculator
Add purchases with quantity and unit price. The average price, total quantity, and invested amount update instantly.
Quick example
If you own 10 units at $20 and buy 5 more at $26, the new average price is $22.
When to use this calculator
It is useful for tracking partial asset purchases, estimating inventory average cost, or comparing entries over time. The calculation does not include taxes, brokerage, fees, or currency conversion, so use the result as guidance and check your real transaction costs.
Frequently asked questions
Does the calculator work for stocks and crypto?
Yes. The math is the same for stocks, crypto, funds, goods, or any item bought in different quantities.
Does the result include fees?
No. To include fees, add those costs to the total amount invested before calculating the average price.
Is average price investment advice?
No. This tool only calculates numbers you enter and does not replace professional financial advice.