Long-term capital gains can be taxed at 0 % (lower income filers), 15%, or 20%. There are a few exceptions for less-common assets. See the info and chart in this article:
https://turbotax.intuit.com/tax-tips/investments-and-taxes/guide-to-short-term-vs-long-term-capital-...
Also, are you a higher-income filer subject to an additional 3.8% Net Investment Income Tax (NIIT)?
https://turbotax.intuit.com/tax-tips/investments-and-taxes/what-is-form-8960-net-investment-income-t...
