Janet Angstadt

RehabCare Group, Inc. engages in the provision of rehabilitation program management services. It operates through the following segments: Inpatient and Outpatient Hospital Rehabilitation Services; Contract Therapy Services, and Freestanding Rehabilitation Hospitals. The company was founded in 1982 and is headquartered in Louisville. KY.

Schwab Charles & Co., Inc. engages in the provision of investment products and services to retirement and other benefit participants. It offers trading, banking, small business solutions, investment tools and research. The company was founded in 1971 and is headquartered in San Francisco, CA.

NASDAQ OMX BX, Inc. provides securities exchange services. It offers electronic and floor-based trading solutions to financial firms, dealers, investment institutions and listed public companies. The firm’s products include automated price improvement; Boston Exchange automated communication and order-routing network, BEACON REMOTE and execution quality report. The company was founded in 1834 and is headquartered in Boston, MA.

Dash Financial LLC provides securities brokerage services and solutions. It provides execution solutions to enable its clients to execute equities and options. The company was founded on January 1, 2002 and is headquartered in Chicago, IL.

NYSE Group, Inc. operates multiple securities stock exchange. It through its subsidiaries operates multiple securities market centers, including the New York Stock Exchange (NYSE) and NYSE Arca (formerly known as the Archipelago Exchange and the Pacific Exchange). It provides securities listings, market information products and services. It offers a range of investment vehicles and order execution services. It operate as electronic platform used to trade securities and security-related financial instruments. It is headquartered in New York, NY.

The NASDAQ Stock Market LLC provides securities listing, trading and information products and services. The company is headquartered in Rockville, MD.

Nasdaq ISE LLC operates equity and trading options exchange. It transformed the options industry by creating efficient markets through innovative market structure and technology. It provides investors with a transparent marketplace for price and liquidity discovery on centrally cleared options products. The company was founded by David Krell in May 2000 and is headquartered in New York, NY.

tastytrade, Inc. owns and operates an online financial network. It provides financial information, investment strategies, and entertainment related to options trading and the stock market. The company was founded by Tom Sosnoff in 2011 and is headquartered in Chicago, IL.

LCH Ltd. develops and operates a clearing platform for interest rate swaps. The firm offers SwapClear, a platform that provides clearing services to the over-the-counter (OTC) interest rate swaps. It also provides risk management capabilities across a range of asset classes, including OTC and listed interest rates, fixed income, foreign exchange, credit default swap (CDS), equities, and commodities. The company was founded in 1992 and is headquartered in London, the United Kingdom.

Part of Nasdaq, Inc., Nasdaq GEMX LLC operates as a securities exchange. The company is based in New York, NY. Thomas A. Wittman has been the CEO of the company since 2016.

Akuna Securities LLC (Akuna) is an independent registered proprietary trading firm headquartered in Chicago, Illinois. The firm was founded in 2011 and provides liquidity as an options market-maker. They have a strong focus on cutting-edge technology, data driven decisions and automation. Akuna designs and implements their own low latency technologies, trading strategies and mathematical models. The firm has no clients or external investors, they trade only with the company’s capital.

DriveWealth LLC provides mobile investing platform for individual investors that offer a selection of exchange traded funds (ETFs) and US listed stocks. It also offers free educational content to help investors understand finance and investing basics. The company was founded by Robert Cortright in 2012 and is headquartered in Chatham, NJ.

Cboe Exchange, Inc. provides options exchange services. It trades equity options, security index options, options on exchange traded notes and products, binary options, one-week and quarterly options, long-term equity anticipation securities options, and flexible exchange options. The firm also provides information on various stock and options trading strategies, options trading tools, stock and option quotes and data; and options information and education. Additionally, they offer access to product information, conference notices, portfolio management tools, and educational materials for institutional investors and products and strategies for advisors to protect client’s portfolios. The company was founded in 1973 and is headquartered in Chicago, IL.

Northwestern University is a private institution founded in 1851 to serve the Northwest Territory, an area that now includes the states of Ohio, Indiana, Illinois, Michigan, Wisconsin and parts of Minnesota. Northwestern has three campuses

NASD Regulation, Inc. provides financial regulatory services and performs the regulatory functions of NASD. The company was founded in 1996 and is headquartered in Washington, DC.

International Securities Exchange Holdings, Inc. operates and regulates a registered national securities exchange. The company was founded in September 1997 and is headquartered in New York, NY.

The Options Industry Council operates as equity derivatives clearing organization. It provides education to investors about the benefits and risks of using exchange-listed options to gain market exposure, generated income and as risk management solutions. The company was founded in 1992 and is headquartered in Chicago, IL.

ABN AMRO Clearing USA LLC engages in securities clearing. It offers clearing, asset, specialized clearing, and banking services. The company was founded in 1994 and is headquartered in Chicago,IL.

Siemens Healthcare Diagnostics, Inc. engages in the vitro diagnostics. It provides healthcare professionals in hospital, reference, and physician office laboratories and point-of-care settings with the vital information required to accurately diagnose, treat, and monitor patients. The company is headquartered in Tarrytown, NY.

Teaching Matters, Inc. is a non-profit professional development organization based in New York, NY. The private company's vision is to ensure that every child has equitable access to great teaching.

Part of Nasdaq, Inc., Nasdaq PHLX LLC is a financial services company based in New York, NY. The company offers a range of trading products, including equities, fixed income, options, and exchange-traded funds. It also provides market data, technical documentation, and regulatory information. Tal Cohen has been the CEO of the company since 2021.

Part of Morgan Stanley, Morgan Stanley Strategic Investments Ltd. provides financial intermediation services. The company is based in London, UK and was founded in 2000.

Dash Financial Holdings LLC operates as a holding company with an interest in brokerage and dealerships. The company is headquartered in Chicago, IL.

Prospira PainCare, Inc. provides multidisciplinary pain management services. It delivers treatment to restore the health and quality of life for those suffering from acute, chronic, or intractable pain. The company was founded in 2012 and is headquartered in Roswell, GA.

Akuna Capital LLC is a trading firm that specializes in options market making using its proprietary technology. The private company is based in Chicago, IL, and the CEO of the company is Andrej Bolkovic. The company has expanded to employ over 450 people and has offices in multiple locations. Akuna Capital trades across all major asset classes on various venues worldwide and has been trading cryptocurrency since 2017. Additionally, the company has been an active venture capital investor since 2018, leading the pre-series A round into BlockFi and making many investments across various industries.

Nasdaq CXC Ltd. operates an alternative trading system to trade TSX-listed senior equities in Canada. It offers strict price/time priority, post-trade attribution, market-agnostic smart routing, advanced order types, trade reporting, risk management tools, historical market data and direct connectivity services. The company was founded in 2007 and is headquartered in Toronto, Canada.

Dash Financial Technologies LLC engages in the provision of trading technologies, execution services, analytics tools, and regulatory technologies to the institutional trading community. Its services include BrokerPoint, BLAZE, SENSOR suite, equity algorithmic suite, and solutions for FINRA regulatory notices. The company was founded by Peter Maragos and David Karat on January 29, 2008 and is headquartered in New York, NY.

tZERO Group, Inc. develops financial technology based on blockchain solution. It offers crypto application, digital securities, and tokenization. The company is headquartered in New York, NY.

Members Exchange, also known as memx, is a fast-growing equities exchange founded by members to represent all investors. The private company is based in Jersey City, NJ, and was founded in 2019. The company aims to promote a fair, transparent, and efficient experience for all investors by continuously innovating and listening to their needs. Memx offers a simpler platform and features that benefit both retail and institutional investors, including a limited number of order types to promote simple and transparent interactions, investments in the best and latest technology to deliver fast and efficient execution, and lower pricing on market data, connectivity, and transaction fees. Jonathan Kellner has been the CEO of the company since 2019.

Sporttrade, Inc. is the first regulated sports betting exchange in history. Led by an accomplished team from sports betting and capital markets backgrounds, the company is based in the Philadelphia area and has subsidiaries in the United States. Sporttrade's dynamic sports trading platform is set to launch later this year. The American company was founded by Alexander Kane, who has been the CEO since incorporation.

Futures Industry Association operates an international swaps and derivatives association. The non-profit company is based in Washington and has subsidiaries in the United States. Walt Lukken has been the CEO of the American company since 2012.