@JamesAD wrote:
....if he gets my holding period it shouldn’t be to bad Correct?
He will get long-term capital gain tax treatment, which means the gain will be capped at 20% and, if applicable, an extra 3.8% for the NIIT (net investment income tax).
If he is close to the two year qualifying period, he might want to try and hold off until he gets to that point or investigate as to whether an exception is applicable.
See https://www.irs.gov/publications/p523#en_US_2020_publink10008996
