A growing number of account providers (custodians, prime brokers, fund companies) participate in our Advent® Custodial Data (ACD) service. Each of these interfaces is compatible with Rex®. The types of files provided by the account providers listed below can vary. Most provide daily transaction and position files. Some may provide name and address, price, and security files. Certain providers listed below have accessibility requirements. You can contact your ACD sales representative for more information about the interface that interests you.