Know your exact profit or loss before you sell — including buy and sell commissions, break-even price, holding period and estimated US capital gains tax. Track a whole portfolio with CSV import and per-position profit charts.
All calculations run locally in your browser. Nothing is uploaded to any server.
Buy and sell commissions are subtracted so your net figure matches your broker statement.
See the exact break-even sell price and percentage return on invested capital.
Estimated US short-term and long-term capital gains tax based on holding period and income.
Compare multiple positions at once or import your trades from a CSV file.
Works for any tradeable asset with a quantity and two prices.
Analyze returns and margins with the rest of the investment toolkit.