The net investment income tax (NIIT) is a 3.8 percent tax on net investment income for individuals exceeding certain income ...

This means: If a taxpayer has long-term ... the taxpayer can deduct up to $3,000 of the net capital loss against ordinary income for the year. A net loss in excess of $3,000 (or $1,500 for those ...

This means that NII taxes must be paid ... Investments can also be sold at a loss to reduce total net investment income in a tax year -- a strategy known as tax-loss harvesting.

You pay taxes on stocks you sell for a profit. How much you pay depends on how long you hold the stock, your income, and your ...