CISI Professional Practice Exam 2026 – Complete Prep Guide

The primary function of a stockbroker is to facilitate the buying and selling of financial securities on behalf of clients. This central role involves executing trades, making transactions, and ensuring that clients can access the financial markets efficiently and effectively. Stockbrokers serve as intermediaries between buyers and sellers, utilizing their industry knowledge and tools to complete orders in a timely manner.

While advising clients on investment strategies, managing portfolios, and analyzing market trends are important activities that may complement a stockbroker's role, the core function is centered around executing trades for clients. This is what establishes the relationship between a stockbroker and their clients, as they rely on the broker's expertise to transact in various financial instruments such as stocks, bonds, and derivatives.

The focus on executing transactions highlights the operational nature of a stockbroker's duties, emphasizing the importance of immediacy and accuracy in a fast-paced market environment.