Bakkt Holdings, LLC, the cryptocurrency platform majority owned by Intercontinental Exchange, Inc. (NYSE:ICE), is in advanced talks to go public through a merger with VPC Impact Acquisition Holdings (NasdaqCM:VIH), according to people with knowledge of the matter. The transaction is set to value the combined entity at more than $2 billion, and an announcement may come as soon as next week, said the people. Representatives for Bakkt, ICE and VPC declined to comment.