John Andrew McCarthy

Knight Capital Group, Inc. is a global financial services firm, which provides access to the capital markets across multiple asset classes to a broad network of clients, including buy and sell side firms, dealers, brokers, institutions, and corporations. It operates business through four segments: Market Making, Institutional Sales and Trading, Electronic Execution Services and Corporate and Other. The Market Making segment consists of market making in global equities and listed domestic options. It includes client, and to a lesser extent, non-client electronic market making activities in which they operate as a market maker in equity securities. The Institutional Sales and Trading segment includes global equity, exchange traded funds and fixed income sales and trading; reverse mortgage origination and securitization; capital markets; and asset management activities. Its business consists of execution and facilitation equities and fixed income transactions as agent on behalf of institutional clients, and they commit capital on behalf of its clients when needed. The Electronic Execution Services segment offers access via its electronic agency-based platforms to markets and self-directed trading in equities, equity options, fixed income, foreign exchange and futures contracts. The Corporate and Other segment invests in strategic financial services-oriented opportunities, allocates, deploys and monitors all capital, and maintains corporate overhead expenses and all other income and expenses that are not attributable to the other segments. The company was founded in 1995 and is headquartered in Jersey City, NJ.

Cboe Exchange, Inc. provides security services for innovation and technology markets. The company was founded in June 2005 and is headquartered in Kansas City, MO.

Cboe BZX Exchange, Inc. operates securities and exchanges markets as well as equities. The company is headquartered in Lenexa, KS.

The District of Columbia Bar provides legal services. The private company is based in Washington.

SEC Group, Inc. provides engineering consulting, planning and surveying services. The company was founded on October 25, 2017 and is headquartered in Chino Hills, CA.

BATS Global Markets, Inc. operates as a global stock exchange operator. It offers trading between United States equities, options, European equities, and foreign exchange. The company was founded by Joseph P. Ratterman in June 2005 and is headquartered in Lenexa, KS.

KCG Europe Ltd. engages in security and commodity contract dealing activities. It provides execution services for institutional and broker-dealer clients, primarily in equities, fixed income, FX products, and buy-side and sell-side classes. The company was founded on September 16, 1998 and is headquartered in London, the United Kingdom.