David R. Cummings

Tradebot Systems, Inc. provides liquidity to the stock market. It designs and develops short-term automated trading models. The firm's high-speed data network is used to receive quotes and route orders to the trading destinations. The company was founded in 1999 and is headquartered in Kansas City, MO.

Cerner Corp. engages in the business of supplying healthcare information technology solutions and services. It operates through the following segments: Domestic, International, and Other. The Domestic segment focuses on the revenue contributions and expenditures associated with business activity in the United States. The International segment is involved in Australia, Canada, Europe, and the Middle East. The Other segment includes gains or losses recognized on the divestiture of businesses. The company was founded by Neal L. Patterson, Clifford W. Illig, and Paul N. Gorup in 1979 and is headquartered in North Kansas, MO.

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.

Cboe Trading, Inc. provides electronic security trading services. It specializes in buying and selling securities such as stock, bonds and mutual funds. The company was founded by David R. Cummings in June 2005 and is headquartered in Kansas City, MO.

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.