Key Facts

• Lee Robinson, a hedge fund manager, achieved a 900% gain during the global financial crisis by turning a $20 million position into $200 million with timely bets against the US subprime mortgage sector.
• Robinson's bet was against the US subprime mortgage sector, which ultimately collapsed and led to the global financial crisis.
• The investor's $20 million position grew to $200 million as a result of his successful bet, showcasing his ability to capitalize on market downturns.
• With his past success, Robinson has now taken on a new big short bet, suggesting he is again positioning himself for potential market declines.
• The specifics of Robinson's new bet, including the targeted sector or the size of his position, have not been disclosed in the article.