stockbroker
noun [ C ]
FINANCE, STOCK MARKET uk/ˈstɒkˌbrəʊkər/ us(also sharebroker)a person or financial organization that buys and sells shares, bonds, etc. for other people and organizations:
He phoned his stockbroker with instructions to sell portions of his portfolio.
stockbroker's
a company of stockbrokers:
He had a series of jobs including one at a stockbroker's.