The $355% Trade: How LLMs Quietly Hijacked Wall Street’s Headline Machine - And Why The Alpha Is Already Dying

LLMs are now the major portion of stock market traders

The LLM-trading era in one frame. S&P 500 and NASDAQ rebased to 100 at ChatGPT’s launch, annotated with the milestones that moved language models from SSRN PDFs onto the P&L. Inset panels show the al…