Yes, US citizens and resident aliens must report worldwide income on their income tax return. The sale of any investment is reported on 1099 B form. If the sale was completed and had been reported in 2019 income tax return, then there's no need to report the sale on current tax year. The transfer of funds over to the US in 2020 needs to be reported by filing FBAR on FINCEN Form 114 for tax year 2020.
See, where do i enter 1099 B, for more information.
