Citadel Securities Review SummaryFounded2003-10-16Registered Country/RegionUnited StatesRegulationRegulatedServicesEquities/Options/Fixed Income & FX/Corporate SolutionsCustomer SupportLinkedIn/Facebook/Instagram/YouTubeCitadel Securities Information Registered in the United States, Citadel Securities drives markets through trading, research, and technology. The company's work is driven by the fusion of financial, mathematical, and engineering expertise to provide liquidity to important financial institutions.Is Citadel Securities Legit? Citadel Securities is authorized and regulated by the Securities and Futures Commission of Hong Kong(SFC), making it safer than an unregulated company.What services does Citadel Securities provide? One of Citadel Securities' functions is market making, which provides liquidity to investors by purchasing securities from sellers and selling them to buyers. Citadel Securities Enterprise Solutions also helps investors make decisions. Bringing together financial services firms, including major banks, brokers, and even other market makers, to lead the creation of an exchange founded and operated by its members to launch the MEMX fully electronic stock exchange. Asset-related businesses include equities, options, and fixed income & FX.