A stockbroker is a professional who buys and sells stocks and other securities on behalf of clients. They work for brokerage firms and help individuals and institutions invest in the financial markets. Stockbrokers provide advice, execute trades, and manage investment portfolios, aiming to maximize returns for their clients. To become a stockbroker, individuals typically need a bachelor's degree in finance or a related field, along with passing licensing exams, such as the Series 7 and Series 63. They must stay informed about market trends and economic factors that can impact investments, ensuring they provide sound advice to their clients.