Is there a minimum trade amount? April 24, 2026 15:39 Updated Follow The minimum purchase amount is $5, and the minimum sell amount is $1.These minimums also apply to recurring purchases. Related articles How do I open a SoFi Crypto account? What cryptocurrencies are available to trade? Am I able to withdraw my crypto to an external wallet? Does SoFi offer staking? I had crypto on my SoFi Invest watchlist - where did they go?