This U.S. industry comprises establishments primarily engaged in acting as agents and/or brokers (except securities brokerages and commodity contracts brokerages) in buying or selling financial contracts and those providing financial investment services (except securities and commodity exchanges; portfolio management; investment advice; and trust, fiduciary, and custody services) on a fee or commission basis. Illustrative Examples: Exchange clearinghouses, commodities or securities Stock quotation services Gas lease brokers' offices Cross-References. Establishments primarily engaged in--