Author Archive - matt-doiron
We track quarterly 13F filings from hundreds of hedge funds and other notable investors as part of our work developing investment strategies; we have......(read more)
Renaissance Technologies LLC Bought International Business Machines Corp. (IBM), Sold QUALCOMM, Inc. (QCOM) During The First Quarter
Jim Simons founded Renaissance Technologies LLC in 1982 and has since become a multi-billionaire due to the fund’s success over time even as it has......(read more)
Billionaire Paul Singer’s Elliott Management Bought Hess Corp. (HES), Sold Brocade Communications Systems, Inc. (BRCD) During Q1
Elliott Management, a hedge fund managed by billionaire Paul Singer since its founding in 1977, has filed its 13F for the first quarter of 2013 (see the......(read more)
Billionaire Ken Griffin’s Citadel Has Been Buying The Walt Disney Company (DIS), Selling The Procter & Gamble Company (PG)
We track quarterly 13F filings from hundreds of hedge funds and other notable investors as part of our work researching investment strategies (we have......(read more)
Billionaire Steve Cohen’s SAC Traded eBay Inc (EBAY) for Amazon.com, Inc. (AMZN) Last Quarter
Several weeks after the end of each quarter, hedge funds such as billionaire Steve Cohen’s SAC Capital Advisors file 13Fs with the SEC to disclose many......(read more)
Billionaire George Soros Sold Citigroup Inc (C) During Q1, But Bought Google Inc (GOOG)
Billionaire George Soros has filed his 13F for the first quarter of 2013, disclosing many of his long equity holdings as of the end of March to the SEC......(read more)
Billionaire John Paulson Bought Sprint Nextel Corporation (S), Sold Mylan Inc (MYL) In Q1 2013
Paulson & Co., the hedge fund which notoriously nailed the popping of the housing bubble during the financial crisis (making its founder, John Paulson......(read more)
Billionaire David Einhorn’s Greenlight Capital Re, Ltd. (GLRE) Bought Apple Inc. (AAPL), Sold Microsoft Corporation (MSFT) During Q1
Billionaire David Einhorn of Greenlight Capital Re, Ltd. (NASDAQ:GLRE) is one of the most closely followed hedge fund managers in the world. In mid May......(read more)
Billionaire Carl Icahn Has Been Buying Herbalife Ltd. (HLF) and Transocean LTD (RIG)
By tracking quarterly 13F filings from hedge funds and other notable investors, we have been able to use the included information to develop investment......(read more)
News Corp (NWSA), Hess Corp. (HES): Billionaire James Dinan’s York Capital Has Been Loving Special Situations
Several weeks after the end of each quarter, hedge funds and other major investors are required to file 13Fs with the SEC, disclosing many of their long......(read more)
Billionaire Dan Loeb’s Third Point Bought Virgin Media Inc. (VMED), Sold Delphi Automotive PLC (DLPH) During Q1
Third Point, a hedge fund managed by billionaire Dan Loeb, has filed its 13F for the first quarter of 2013, disclosing many of its long positions in U......(read more)
Billionaire T. Boone Pickens Likes Apache Corporation (APA), Doesn’t Like Oilfield Services
We track a number of notable investors in our database of 13F filings, including top hedge funds, Warren Buffett’s Berkshire Hathaway- and billionaire......(read more)
Warren Buffett Gets Into Chicago Bridge & Iron Company N.V. (CBI), Adds More Wells Fargo & Co (WFC)
Warren Buffett is widely followed in the financial media, and even in mainstream news, as a value investor who has achieved enormous investing success......(read more)
Billionaire Leon Cooperman’s Omega Advisors Bought Sprint Nextel Corporation (S), QUALCOMM, Inc. (QCOM) During Q1
Billionaire Leon Cooperman‘s Omega Advisors filed its quarterly 13F with the SEC on May 15th, disclosing many of its long equity positions as of......(read more)
Tiger Global’s Trades During Q1 Included Selling Apple Inc. (AAPL), Buying News Corp (NWSA)
Tiger Global Management, which counts billionaire and Tiger Cub Chase Coleman among its investment managers, has filed its 13F for the first quarter of......(read more)
Citigroup Inc (C) One Of Billionaire Michael Price’s Top Q1 Stock Picks
We track quarterly 13F filings from hedge funds and other notable investors as part of our work researching investing strategies (we have found, for example......(read more)
Apple Inc. (AAPL): Billionaire David Tepper’s Appaloosa Management Sold It, Still Likes Airlines
Appaloosa Management, a hedge fund managed by billionaire David Tepper, has filed its 13F with the SEC, disclosing many of its long equity positions in......(read more)
Apple Inc. (AAPL), Moody’s Corporation (MCO), and McGraw Hill Financial Inc (MHFI): Billionaire Julian Robertson Traded iPhones for Tax Returns During Q1
The legendary Julian Robertson- who not only became a billionaire himself through his success at Tiger Management, but also groomed several “Tiger......(read more)
Billionaire Stephen Mandel’s Q1 Trades Included Buying News Corp (NWSA)
Several weeks after the end of each quarter, hedge funds and other notable investors are required to file 13Fs with the SEC; the most recent filing discloses......(read more)
Value Investor Seth Klarman Bought BP plc (ADR) (BP) and American International Group Inc (AIG), Sold News Corp (NWSA) During Q1
Seth Klarman, who manages the Baupost Group, is such a widely followed value investor that his book Margin of Safety, which was written in 1991 and details......(read more)
Billionaire Stanley Druckenmiller Bought News Corp (NWSA), Sold Merck & Co., Inc. (MRK) During Q1
Stanley Druckenmiller pulled double duty for over a decade, managing a portfolio for George Soros and running Duquesne Capital. His success as an investor......(read more)
$2.5 Billion Hedge Fund Senator Investment Group’s Picks Include Tempur-Pedic International Inc. (TPX)
Alexander Klabin and Doug Silverman’s Senator Investment Group has filed its 13F with the SEC, disclosing many of its long equity positions as of......(read more)
Insiders Are Buying Tyson Foods, Inc (TSN), Boston Scientific Corporation (BSX), and More
We maintain a database of insider trading activity in order to track insider purchases. In theory, insiders should be very reluctant to purchase additional......(read more)
Billionaire Dan Loeb Goes to Japan; Can He Break Up Sony Corporation (ADR) (SNE)?
The past several months have been good for Japanese stocks. Partly due to the direct effects of devaluing the yen, and partly due to the theory that this......(read more)
Owens-Illinois Inc (OI), Ashland Inc. (ASH) Among This $2 Billion Hedge Fund’s Picks
In mid May, Atlantic Investment Management- a hedge fund with about $2 billion in assets under management which is run by Alexander Roepers- filed its......(read more)
























