popular name for a bank-owned company or holding company affiliate that acts as an investment advisor for pension funds and other institutional investors. In the securities industry, the term refers more generally to investment bankers specializing in serving a particular segment of the industry, e.g., mergers and acquisitions, money management for institutional clients, and so on.
small, specialized shop that deals with a limited clientele and offers a limited product line. A boutique is the opposite of a department store, supermarket, or warehouse club that offers a wide array of products or services. Also, by extension, a small, specialized brokerage firm as contrasted to a financial supermarket.
small, specialized brokerage firm that deals with a limited clientele and offers a limited product line. Ahighly regarded securities analyst may form a research boutique, which clients use as a resource for buying and selling certain stocks. A boutique is the opposite of a financial supermarket, which offers a wide variety of services to a wide variety of clients.

