Large financial firms, such as Citadel, operate with highly sophisticated risk management systems, allowing them to leverage their capital to extraordinary levels, sometimes up to 17 times. This leverage means that with about $50 billion of actual capital, they could engage with approximately $1 trillion in market transactions daily. Similar practices are observed across other significant investment funds such as Renaissance Technologies and Millennium. The aggregate effect is that these firms collectively manage a few hundred billion dollars of nominal capital that is heavily leveraged, amplifying systemic risks in the financial markets. This situation raises concerns about the stability of the financial system and indicates the need for increased regulatory scrutiny to mitigate the dangers posed by such high levels of leverage.