Citadel Securities

TransFICC Limited is an e-trading technology company based in London, United Kingdom, that specializes in providing application programming interfaces (APIs) for the fixed income and derivatives markets. Founded in 2016, the company addresses the issue of fragmentation within these markets by offering a unified API that simplifies connectivity for banks and asset managers. Clients connect once to TransFICC's platform, which then manages the connections to various electronic trading venues. The technology emphasizes low latency, scalability, and security, allowing clients to keep up with rapid price updates and compete effectively against high-frequency trading firms. Additionally, TransFICC provides microsecond timestamping of price and order messages, ensuring a comprehensive audit trail that supports Best Execution requirements. The company is dedicated solely to enhancing market access, facilitating easier upgrades when trading venues change their APIs compared to traditional enterprise systems.

McKay Brothers LLC specializes in designing, building, and operating low-latency wireless networks, primarily serving the financial markets. The company provides microwave bandwidth services across key locations including Illinois, New Jersey, the United Kingdom, and Frankfurt, and offers local millimeter wave services connecting major trading hubs. It also delivers hybrid microwave and fiber bandwidth services between regions such as Illinois and Busan, as well as between Tokyo and Busan. By pioneering the shift from fiber to microwave communications, McKay Brothers has significantly enhanced transmission speeds, catering to the unique latency and data delivery requirements of its clients. Founded in 2011 and headquartered in Oakland, California, with an additional office in Paris, McKay Brothers remains committed to innovation and technical excellence in the low-latency communication sector.

FMX is committed to providing best-in-class solutions that satisfy all of our clients' needs.

New York Community Bancorp, Inc. is a bank holding company that oversees New York Community Bank and New York Commercial Bank, providing a range of banking products and services primarily in Metro New York, New Jersey, Ohio, Florida, and Arizona. The company offers various deposit products such as checking and savings accounts, certificates of deposit, and individual retirement accounts. It specializes in multi-family loans, commercial real estate loans, and other financing options for individuals and businesses. Additionally, New York Community Bancorp provides insurance products, cash management services, and access to online and mobile banking. With a network of 241 community bank branches and 287 ATM locations, it serves a diverse clientele, including individuals, small and mid-sized businesses, and professional associations. Founded in 1859 and headquartered in Westbury, New York, the company has evolved from its original name, Queens County Bancorp, Inc., to its current title in 2000.

Sk3w Technologies specializes in providing exchange access solutions.

EDX Markets operates as a digital asset marketplace. It caters to the needs of both crypto-native firms and large financial institutions. The company trades in various cryptocurrencies including Bitcoin, Ethereum, Litecoin, and Bitcoin Cash. EDX Markets combines innovative technology with financial services to enable safe and compliant trading of digital assets. It also provides trading resources and a UAT Environment for its users. The company is also known for its focus on hiring crypto talent, as stated by its CEO, Jamil Nazarali.

MultiLynq is a provider of electronic trading connectivity and integration services focused on the fixed income market. The company offers flexible and cost-effective solutions designed to enhance access to liquidity for all participants in the credit and municipal bond markets. MultiLynq has developed a robust system that enables trading firms to access U.S. trading venues through a high-performance API, which supports various trading protocols. By providing harmonized electronic trading capabilities, the company aims to streamline the trading process and improve efficiency for its clients across the credit and municipal sectors.