Renaissance Technologies

Hedge funds with heavy AI and tech exposure suffered severe losses in July as a concentrated sell-off in AI stocks triggered a broader market de-risking event. Whale Rock Capital Management's fund dro…

Citadel has acquired Situational Awareness, a startup building foundation models for real-time geopolitical and financial event analysis, after Citadel's internal AI division lost roughly $340 million…

A research project comparing three generations of quantitative trading strategies—1970s rule-based systems, classical machine learning, and Transformer-based deep learning—on Apple stock data from 201…