Stock Calculator

Name: Stock Calculator
Author: CalculatorBolt

Calculate stock profit or loss. Enter shares, buy price, sell price, and fees. Get total profit/loss, ROI, and proceeds. Informational only—consult a financial advisor. Explore more tools on free calculators on CalculatorBolt.

Calculator

Number of Shares

Buy Price per Share

Sell Price per Share

Buy Fee (Commission)

Sell Fee (Commission)

Find Sell Price for Profit (Target Net Profit)

Net Profit/Loss

ROI

Total Cost

Total Proceeds

Import JSON

Currency decimals

ROI decimals

How it works

Total Cost = Shares × Buy Price + Buy Fee. Total Proceeds = Shares × Sell Price − Sell Fee. Net Profit = Proceeds − Cost. ROI = (Net Profit / Cost) × 100.

Inputs explained

Number of Shares, Buy Price per Share, Sell Price per Share, Buy Fee, Sell Fee.

Example

Shares=100, Buy=$50, Sell=$60, Fees=$5 each → Cost=$5,005; Proceeds=$5,995; Net Profit=$990; ROI≈19.78%.

Tips & notes

Include trading fees (brokerage commissions) for accurate profit.
ROI helps compare trades regardless of size.
Taxes on capital gains may apply; consult a tax advisor.

FAQs

(Sell Price × Shares − Sell Fee) − (Buy Price × Shares + Buy Fee) = Net Profit.

Return on Investment measures profitability relative to the cost.

It can be used for any trade, but day trading has higher fees and taxes.

No. Everything runs in your browser. Use Export or Share Link to save.

Disclaimer

Informational estimate only. Does not account for taxes, slippage, or market volatility. Consult a qualified financial advisor for personalized advice.