Stock Calculator

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What is Stock Calculator?

Stock Calculator is a handy tool that calculates the key metrics of your stock trades. It’s totally free.

How do I use the Stock Calculator?

Just enter the details of your stock purchases and sales, including the number of shares, commission fees, and your buy/sell prices, to see your net stock investment return and return percentage. If you haven’t closed this position yet, you may also see the average cost of your stock and unrealized gain and loss.

Who made this Stock Calculator?

A bunch of stock traders who’ve been trading US/HK/CA/JP stocks for decades.

What’s cool about this Stock Calculator?

List of cool trades