Michael Burry
Independent value investor who foresaw the subprime mortgage crisis through deep contrarian research and structural short selling
Michael Burry is the founder of Scion Asset Management, famous for shorting subprime mortgage-backed securities (MBS) in 2005-2007 and profiting nearly $1 billion in the 2008 financial crisis (of which he personally earned approximately $100 million). His investment philosophy draws from Benjamin Graham's value investing tradition, but he developed it into an extremely deep financial statement analysis and contrarian research method. He has Asperger's syndrome, which he considers an important factor enabling his extreme focus and independent judgment. His story was written into The Big Short by Michael Lewis and adapted into a 2015 Oscar Best Picture-nominated film.
Methodologies
- Financial Statement Deep Reading and Footnote Mining - Systematically read complete financial statements (including all footnotes) to discover risk signals and value opportunities overlooked by the market.
- Systemic Risk Identification Framework - Identify which core assumptions an entire industry or market is built on, then systematically test these assumptions — when core assumptions are falsified, the entire structure will collapse.
Key decisions and timeline
- 1971-06-19 Born in San Jose, California - Early disadvantages often become the source of later advantages — Burry's 'solitary researcher' style partly stems from his childhood social discomfort.
- 1996 Published Stock Analysis Reports on Silicon Investor Forum, Attracting Professional Investor Attention - The internet made 'thinking in public' one of the most effective tools for building professional reputation — Burry's case is one of the earliest 'internet thought leader' cases.
- 2000-11 Left Neurology Residency to Found Scion Capital - When your hobby's performance far exceeds your professional performance, seriously consider transitioning — Burry's case is one of the best examples of 'following ability rather than passion.'
Beliefs and mental models
- Financial Statements Are the Only Reliable Source of Truth - Burry's research method centers on financial statements; he believes market noise, analyst forecasts, and media reports can all mislead judgment, while the numbers in financial statements (especially footnotes and appendices) are the only reliable source for understanding a company's true condition. Before each investment, he personally reads complete 10-K and 10-Q reports, including all footnotes.
- True Investment Opportunities Lie Where Market Consensus Is Wrong - Burry doesn't seek companies already recognized by the market as good, but assets that the market has systematically mispriced. He believes that when market consensus forms, the opportunity for excess returns has already disappeared; only when there is a huge gap between market consensus and reality does a genuine investment opportunity exist. The subprime crisis short was the extreme application of this belief.
- Independent Judgment Is an Investor's Scarcest Asset - When Burry was shorting the subprime market, virtually all peers and investors opposed his judgment, and his investors also applied enormous pressure to close positions. He maintained his independent judgment until the market proved him right. He believes that when your judgment is completely contrary to market consensus, maintaining this judgment requires enormous psychological strength and extreme confidence in your own research.
- Financial Statement Footnote Mining - The most important risks and opportunities in a company are often hidden in financial statement footnotes rather than the executive summary — systematically reading and analyzing footnotes is the core method for discovering market mispricing.
- Structural Short Framework - When an entire industry or market is built on falsifiable wrong assumptions, seek tools to short the entire structure rather than just individual companies.
- Market Consensus Dissection Method - Decompose market consensus into its core assumptions, then test each assumption's validity — when core assumptions are falsified, consensus collapses faster than expected.
Sources
- The Big Short: Inside the Doomsday Machine, Michael Lewis, 2010 (W. W. Norton & Company)
- Scion Capital investor letters, 2001-2008
- Michael Burry interview, New York Times, April 3, 2010