Portfolio lab
Stock return calculator.
Plan exit prices before you trade.
Benchmark to beat: 10% annual return
Use the calculator to plan each exit. Use the tracker to roll every completed sale into one yearly profit score and compare it against this benchmark.
Beat 10%
Pricing practice
Save a limit-order prediction, then review it after the next trading day.
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Actual result update
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Price chart
Market data by TradingViewEnter a ticker to load the chartExample: IBM or NASDAQ:MSFT
Type actual high/low/close after the trading day.
Showing all saved predictions.
Stock notes
Keep what you learn about each stock — one insight per line. Saved per ticker; edit or delete anytime.
One note per ticker. Saving a ticker again updates it.
Profit tracker
Save actual sales here. Everything rolls into one yearly profit score so you can see whether your trading is beating the 10% benchmark.
Saved trades stay in this browser on this device. Annualized return assumes the same after-tax return could be repeated and compounded throughout the year. The combined annual return is weighted by each stock's cost basis, so bigger positions matter more. This is a planning calculator, not a forecast or financial advice.