Capital Gains Tax Estimator Use this calculator to estimate your capital gains tax. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content A Taxing Story: Capital Gains and Losses Understanding how capital gains are taxed may help you refine your investment strategies. A Primer on Dividends A company's profits can be reinvested or paid out to the company’s shareholders as “dividends." Making Your Tax Bracket Work Have you explored all your options when it comes to managing your taxable income?