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 tailored for the financial markets. Founded in 2011 and headquartered in Oakland, California, with an additional office in Paris, the company provides a range of microwave bandwidth services across key regions, including connections between Illinois and New Jersey, long-haul services between the United Kingdom and Frankfurt, and local services in major trading hubs. McKay Brothers is known for pioneering the shift from fiber to microwave communications, significantly enhancing speed for financial transactions. The company also offers hybrid microwave and fiber bandwidth solutions, catering to specific latency and data delivery requirements, ultimately enabling trading firms to achieve faster access to critical market information.

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New York Community Bancorp, Inc. is a bank holding company that operates primarily through its subsidiaries, New York Community Bank and New York Commercial Bank. Established in 1859 and headquartered in Westbury, New York, the company provides a wide range of banking products and services across Metro New York, New Jersey, Ohio, Florida, and Arizona. Its offerings include various deposit products such as checking accounts, savings accounts, and certificates of deposit, alongside a diverse suite of loans, including multi-family mortgages, commercial real estate loans, and consumer loans. Additionally, it provides insurance products, annuities, mutual funds, and cash management services. The company serves individuals, small and mid-sized businesses, and professional associations through a network of 241 community bank branches and 348 ATMs. Known for its focus on multi-family mortgage lending, particularly for apartment buildings with below-market rents, New York Community Bancorp emphasizes accessible banking solutions for its customers.

Sk3w Technologies focuses on delivering exchange access solutions, offering both consultancy and technical services aimed at ensuring equal market access for clients. The company employs proprietary hardware and software to enhance its services, which include latency standardization, data capture compliance, and policy enforcement. By leveraging these technologies, Sk3w Technologies enables its clients to achieve transparent and efficient access to various markets.

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.