According to TechFlow, the world's largest asset management company BlackRock has updated the list of authorized participants (APs) for its spot Bitcoin ETF IBIT. The ETF will be online from January 10, 2024, allowing investors to gain exposure to Bitcoin without directly holding digital assets. According to the latest prospectus, five new institutions have been added, including ABN AMRO Clearing USA LLC, Citadel Securities LLC, Citigroup Global Markets, Inc., Goldman Sachs & Co. LLC and UBS Securities LLC.