The U.S. Securities and Exchange Commission (SEC) is a federal agency responsible for regulating the securities industry. Its main goal is to protect investors, maintain fair markets, and facilitate capital formation. The SEC enforces laws against market manipulation and fraud, ensuring that companies provide accurate information to the public. The SEC oversees various entities, including stock exchanges, brokers, and investment advisors. It requires public companies to disclose financial information, helping investors make informed decisions. By promoting transparency and accountability, the SEC plays a crucial role in maintaining trust in the U.S. financial markets.