The former chief financial officer of African Gold Acquisition Corp. pleaded guilty to one count of wire fraud after embezzling more than $5 million for personal stock and cryptocurrency ventures.

Cooper Morgenthau agreed to forfeit approximately $5.1 million and pay $5.1 million in restitution as part of his plea announced Tuesday by the U.S. Attorney’s Office for the Southern District of New York. He is set to be sentenced in April and faces up to 20 years in prison.