Here is some important information regarding the net investment income tax (NIIT), which may be relevant to your financial situation.
NIIT Overview
The NIIT is a 3.8 percent tax that could apply if your modified adjusted gross income (MAGI) exceeds $200,000(single filers), $250,000 (married, filing jointly), or $125,000 (married, filing separately). It targets the lesser of your net investment income