Any gains or losses from the purchase and sale of capital assets must be made on IRS Form 8949, and then reported on Schedule D of IRS Form 1040.
SoFi will provide you with a document called Transaction History, which is a .csv file containing all crypto transactions for the given tax year.
You can then head to our partner, TAXbit, who will automatically calculate your gains and losses on IRS Form 8949 - it’s as easy as that!