Joel Greenblatt (born December 13, 1957) is an American academic, hedge fund manager, investor, and writer. He is a value investor, and adjunct professor at the Columbia University Graduate School of Business. He is the former chairman of the board of Alliant Techsystems and founder of the New York Securities Auction Corporation. He is also a director at Pzena Investment Management, a high-end value firm.
Known for the invention of Magic Formula Investing, and founder of the New York Securities Auction Corporation (NYSAC). He is also the founder and managing partner of Gotham Asset Management, LLC. On top of that, he is the author of two investment books, including Joel Greenblatt: The little Book that Beats the Market. He is also an Adjunct Professor with Columbia Business School.
Kristal Advisors looks at the latest SEC filings as well as information available from the web via Joel Greenblatt and Gotham Asset Management related new items to narrow down on a top 10 to 15 stock portfolio. This portfolio is adjusted for any hedges in the form of Puts and Calls the manager has and final composition is bought within 2 months of the relevant quarter end.