Powered by more than 50 years of proven market insight, our industry veterans offer high-touch trading services.

Founded in 1963, William O’Neil Securities is a Broker/Dealer providing trading services to institutional clients, including pension funds, mutual funds, hedge funds, insurance companies, and corporations. The firm’s mission is to assist its clients in maximizing their performance through its trading expertise and providing the anonymity its clients expect. The firm’s trading desk offers expertise on domestically traded companies on the NYSE and NASDAQ exchanges. Headquartered in Boston, MA, the firm has trading desks in San Francisco, Chicago, Boston, and New York. William O’Neil Securities is regulated by the Securities and Exchange Commission and the Financial Industry Regulatory Authority.

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Powered by more than 50 years of proven market insight, our industry veterans offer high-touch trading services.

Founded in 1963, William O’Neil Securities is a Broker/Dealer providing trading services to institutional clients, including pension funds, mutual funds, hedge funds, insurance companies, and corporations. The firm’s mission is to assist its clients in maximizing their performance through its trading expertise and providing the anonymity its clients expect. The firm’s trading desk offers expertise on domestically traded companies on the NYSE and NASDAQ exchanges. Headquartered in Boston, MA, the firm has trading desks in San Francisco, Chicago, Boston, and New York as well as traders on the floor at the NYSE. William O’Neil Securities is regulated by the Securities and Exchange Commission and the Financial Industry Regulatory Authority.

William O’Neil Securities is an equal opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, veteran status, or any other status protected under federal, state, or local law.