David Einhorn is the founder of Greenlight Capital, a long/short hedge fund he co-founded in 1996. While Greenlight primarily employs passive investing strategy, he has been widely publicized for activist investing (formal and informal activism campaigns include Allied Capital, Green Mountain Coffee, Overstock, Pioneer Natural Resources, Athenahealth, Microsoft, Netflix, Apple, and many more).
David Einhorn started his career as an investment banking analyst at DLJ (described as “two miserable years” in his book) and then went to work for hedge fund Siegler, Collery & Co. He left the firm in 1996 with another analyst at Siegler, Collery & Co., Jeffrey Keswin and co-founded Greenlight Capital (Jeffrey Keswin has left the firm and co-founded Lyrical Asset Management with Andrew Wellington in 2008).
David Einhorn and Jeffrey Keswin each wrote a $10,000 check to start Greenlight and David Einhorn’s parents seeded an initial investment of $500,000. While Greenlight started with $900,000 of capital from friends and family in 1996, by 2015, its AUM grew to over $10 billion.
In 2013, David Einhorn was ranked #44 in the Time 100. He is the author of Fooling Some of the People All of the Time in 2009, a book about his short selling of Allied Capital. In 2011, New York Mets announced that David Einhorn had agreed to buy a minority share of the baseball team for $200 million but in September of 2011, the Mets announced that they have ended negotiations with David Einhorn.
David Einhorn was born in New Jersey and raised in Milwaukee, Wisconsin. He graduated from Nicolet High School in Glendale, Wisconsin, a Blue Ribbon School (alumni include Oprah Winfrey), where he was on the debate team. He then earned his B.A. in government from Cornell University. He graduated summa cum laude, was elected to Phi Beta Kappa, and was a member of Sigma Alpha Epsilon fraternity.
David Einhorn was #375 of Forbes 400 in 2015 with an estimated net worth of $1.8 billion. David Einhorn’s wife, Cheryl Strauss Einhorn, also went to Cornell University and is an Adjust Professor at the Columbia Business School. Cheryl Einhorn is a media consultant and journalist. David Einhorn and Cheryl Einhorn have established The Einhorn Family Charitable Trust as a philanthropic vehicle in 2002. David Einhorn is an avid poker player and finished 18th in the World Series of Poker main event – he has donated his winnings of $650,000 to the Michael J. Fox Foundation where he sits as a board member. David Einhorn also sits on the board of the Robin Hood Foundation. David and Cheryl live in a relatively modest home in Westchester County, NY with their three children and reportedly drive a Honda Odyssey minivan.