Joseph DiMenna is an American hedge fund manager and co-founded/Managing Director of Zweig-DiMenna Associates. Zweig-DiMenna, founded in 1984 is one of the oldest hedge funds operating today.

The fund has achieved 15-year annualized return, after fees, of 25%, vs. the 18.6% annualized total return for the Standard & Poor’s 500-stock index.

In 2002, Joseph DiMenna was named “Entrepreneur of the Year” by the National Foundation for Teaching Entrepreneurship, an organization that promotes the teaching of business principles to students.

In 2007, Zweig-DiMenna International hedge fund was Absolute Return Magazine’s “U.S. Equity Fund of the Year” in recognition of its 82.25% annual return which far outpaced its industry peers.

In 2008, Alpha Magazine ranked Joseph DiMenna 13th on their list of Top Moneymakers noting his $450 million earnings in 2007 and double-digit annual returns between 2002 and 2007.

Joseph DiMenna earned a B.S. in Finance from the Fairfield University Dolan School of Business in 1980. He also served as a member of the Board of Trustee

Joe DiMenna is the best stock-picker no one has ever heard of – Business Insider


DiMenna uses a combination of fundamental and technical analysis. He uses the latter for short term market timing and the former for long term value investing.

DiMenna founded $3.5 billion hedge fund, Zweig-DiMenna Associates, with his mentor Martin Zweig in 1984, and is considered a pioneer of long/short trading


DiMenna started to edit a newsletter focusing on stock selection. He also built a money management platform in the form of a hedge fund.

While common now, there were fewer than 10 hedge funds in existence at the time with a total amount of assets of several $100 million under management.

Joseph DiMenna has one of the most flexible minds on Wall Street


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Joseph DiMenna