Prime Broker Services

Prime Broker Services is a prime brokers and custody product from Interactive Brokers. Prime brokerage for hedge funds, family offices and managed accounts: custody, execution and clearing, securities and margin financing. Buyside Fintech verified that Interactive Brokers lists this product on the vendor's own website on 2026-10-11, and the page we read is linked below. We do not record how it is deployed, how it is priced, what it costs and the firm sizes it serves for this product, because Interactive Brokers does not publish it; the table below shows those rows empty rather than hiding them. Practitioner reviews and questions about Prime Broker Services appear below, and anyone at a firm that uses it can add one.