你是C corp吗？如果从Corp先交21％,资金可以留在上面。看看你符合qsbs吗？卖了可以免税。很难

https://www.investopedia.com/terms/q/qsbs-qualified-small-business-stock.asp#:~:text=Key%20benefits%20include%20the%20potential,it%20for%20the%20required%20period.