David M. Einhorn (born November 20, 1968) is an American investor and hedge fund manager. He is the founder and president of Greenlight Capital, a company that invests primarily in North American equities and corporate debt. As of November, 2020, his net worth is $1.4 billion, according to forbes.com.
In 2013, David Einhorn was named by Time Magazine as one of its “100 most influential people in the world”.

Personal Information
Complete Name –> David Michael Einhorn
Birth Date –> November 20, 1968
Hometown –> New Jersey, United States
Origin –> Jewish
Family
Wife –> Cheryl Strauss (married in 1993 but divorced in 2017)
Children –> 3
Father –> Stephen Einhorn, Founder of consulting firm Einhorn & Associates and venture capital firm Capital Midwest Fund
Mother –> Nancy Einhorn
Education
College –> Cornell University
Degree –> Bachelor of Arts in Government (Summa Cum Laude)
David Einhorn was the elder son of a venture capitalist. As a child, he was very studious. He went to Cornell University and graduated summa cum laude with a degree in government. After graduation, he worked in his father’s company. Later, he joined Siegler, Collery and Co. as an investment analyst. In 1996, he moved to New York City to start his own fund, Greenlight Capital, a company that provides services to pooled investment vehicles. The company had an initial capital of $900,000, half of it borrowed from his parents.
Through the years, David Einhorn has earned respect as an astute investor. In 2002, he shorted a company called Allied Capital and disclosed in an investment conference that the company was involved in some kinds of fraud. Later, he wrote a book entitled “Fooling some of the People All of the Time” detailing his experience of this affair. In 2007, he became famous for announcing in the same conference that Lehman Brothers was in a very precarious financial situation due to its massive exposure to illiquid real estate investments. Subsequent events prove him right when Lehman went bankrupt in 2008. Since then, he became a regular speaker in different forums and is often quoted in the media. In 2013, he was included in Time magazine’s 100 Most Influential People in the world.
In 2004, David Einhorn set up Greenlight Reinsurance Ltd. with headquarters in the Caymans Island.
David Einhorn has three children with his former wife Cheryl. At present, Greenlight Capital has over $10 billion assets under management. It has earned an average of over 20% annually since its inception in 1996 although it has lost money in some years.
References
http://www.businessinsider.com/fabulous-life-of-david-einhorn-2013-2
https://www.bloomberg.com/research/stocks/private/snapshot.asp?privcapId=3433402
https://www.forbes.com/profile/david-einhorn/