
John Pfeffer
John Pfeffer is an investor who has been involved with the hedge fund Situational Awareness since its inception, offering insights into its aggressive investment strategies and expressing relief that the firm managed to survive a recent financial crisis despite facing existential risks due to high leverage.
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John Pfeffer is a Situational Awareness investor who expressed concerns about the fund's aggressive use of leverage.
How the 22-year-old AI hedge fund founder faced a $20 billion fire saleThe Sydney Morning Herald·
Australia· 2026-08-03


