Citadel CEO Ken Griffin and CTO Umesh Subramanian have acknowledged the productivity enhancements brought by generative AI (GenAI) in hedge fund operations but noted its limitations in delivering consistent market-beating alpha. Despite technological advancements, they stressed the importance of human insight for sustained outperformance. In strategic moves, Citadel has increased its investments in Nvidia and Chipotle, while reducing its stake in Palantir. Additionally, the firm announced plans to acquire German power trader FlexPower, aiming to bolster its commodity trading capabilities.