iSAM Securities | 3,523 followers on LinkedIn. Liquidity, Technology & Prime Services for Global Markets. | iSAM Securities*, regulated by the FCA, SFC, and CIMA, is a leading algorithmic trading firm and trusted liquidity, technology and prime services partner to institutional clients and trading venues globally. The firm offers full-service prime brokerage and execution via its cutting-edge proprietary technology, as well as market leading analytics, cleared through the group’s bank Prime Brokers. For further information, please visit, isam-securities.com.