Investing & Savings

Stock Average Calculator

Bought the same stock at different prices? Enter each purchase to get your average cost per share, and optionally the current price to see your profit or loss.

How to use the Stock Average Calculator

Fill in the fields on the left. Results, charts and the breakdown update instantly as you type or move a slider. Pick your country at the top of the page to switch currency.

Formula

Average price = Σ (shares × price) ÷ Σ shares

Frequently asked questions

Should I average down?

Averaging down lowers your cost but adds risk if the company is weakening. Only do it if your reason for owning the stock still holds.

Results are estimates for information only and are not financial, tax or legal advice. Tax rules, interest rates and fees change, so confirm important numbers with your bank, employer or a qualified adviser. Read our disclaimer.