• Citigroup, along with Goldman Sachs, JPMorgan Chase and Bank of America, has reportedly received subpoenas from the SEC related to questions about how AI hedge fund Situational Awareness nearly collapsed.
• The inquiry introduces potential legal and reputational risk for Citigroup, in addition to its broader efforts in areas such as large affordable housing commitments, which are aimed at longer term franchise and policy engagement.
• Citigroup shares trade at US$133.56, with the stock up 12.5% year to date.

Regulatory scrutiny of Citigroup’s role with an AI-driven hedge fund highlights how quickly new technologies can create compliance and conduct questions for large banks. The outcome and any findings around risk management, client communications or internal controls could matter for future costs and how tightly regulators supervise similar activities.