Sanjiv Hiro Mirchandani

The Options Clearing Corp. provides equity derivatives clearing services. It provides central counterparty clearing and settlement services to stock exchanges and trading platforms for options, financial futures, security futures and securities lending transactions. The company was founded in 1973 and is headquartered in Chicago, IL.

Securities Industry & Financial Markets Association, Inc. (SIFMA) is an organization that represents the securities industry in the United States. The private company is based in New York, NY and has subsidiaries in the United States. The company's main focus is advocating for effective and resilient capital markets. The CEO of the company is Kenneth E. Bentsen.

Part of Lehman Brothers Holdings, Inc., Shearson Lehman Brothers Holdings, Inc. provides security broker services. The company is based in New York, NY.

National Financial Services is an operating division and the institutional trading arm of National Financial Services LLC. The firm is a broker/dealer headquartered in Boston. They execute equity and fixed-income securities trades on behalf of institutional clients as well as several Fidelity businesses. Their ultimate parent is FRM LLC. National Financial Services maintains a team of principal traders in New York that make markets in several hundred NASDAQ securities. The firm also has specialists on the Boston Stock Exchange. Their fixed-income operation is a principal dealer in a wide range of taxable and tax-exempt securities. They also underwrite municipal and government agency debt

National Financial Markets Group, a subsidiary of National Financial Services LLC, is a broker/dealer headquartered in Boston. They offer a full array of trading and execution services to high net-worth clients. They do not provide any internal research. National Financial Markets Group is a member of the NASD and the SIPC. Their ultimate parent is FMR LLC.

FMR LLC engages in the provision of financial and investment services. It offers financial planning and advice, wealth management, retirement plans, trading and brokerage services, and investment products. The company was founded by Edward C. Johnson II in 1946 and is headquartered in Boston, MA.