Assets $10 billion+

• Adage Capital Management
• Anchorage Advisors
• Angelo, Gordon & Co.
  Angelo, Gordon & Co.
  Angelo Gordon & Company is an American private equity firm focused on making distressed investments and a hedge fund sponsor. Within its hedge fund activities, Angelo Gordon focuses on a number of alternative investment strategies...
  
  
• Appaloosa Management
  Appaloosa Management
  Appaloosa Management is an American hedge fund founded in 1993 by David Tepper and Jack Walton specializing in distressed debt. Appaloosa Management invests in public equity and fixed income markets around the world.-History:...
  
  
• AQR Capital
  AQR Capital
  AQR Capital Management is a hedge fund founded in 1998 by former Goldman Sachs trader, Clifford S. Asness.-Description and history:The firm invests in public equity and hedges markets across the globe...
  
  
• Avenue Capital Group
  Avenue Capital Group
  Avenue Capital Group is an American investment firm focusing on distressed securities and private equity with regional teams focusing on opportunities in the United States, Europe and Asia. The firm operates as both a private equity firm and as a hedge fund...
  
  
• Bain Capital
  Bain Capital
  Bain Capital LLC is a Boston-based private equity firm founded in 1984 by partners from the consulting firm Bain & Company. Originally conceived as an early-stage, growth-oriented investment fund, Bain Capital today manages approximately $65 billion in assets, and its strategies include private...
  
  
• Baupost Group
  Baupost Group
  The Baupost Group, LLC, is a Boston hedge fund founded and run by Seth Klarman in 1982. Baupost Group's investment philosophy emphasizes risk management...
  
  
• BlackRock
  BlackRock
  BlackRock, Inc. is an American multinational investment management corporation and the world's largest asset manager. BlackRock is headquartered in Manhattan, New York City, New York, United States and is the leading provider of investment, advisory, and risk management solutions...
  
  
• BlueCrest Capital Management
• Brevan Howard
  Brevan Howard
  Brevan Howard Asset Management a British-based hedge fund manager that is the largest in Europe. The fund, co-founded by Alan Howard and Jean-Philippe Blochet in 2002, has more than $26 billion under management. Blochet left the firm in November 2009. The group's master fund returned 20.4 percent...
  
  
• Bridgewater Associates
  Bridgewater Associates
  Bridgewater Associates is an American investment management firm founded by Ray Dalio in 1975 and is reported to be the world's largest hedge fund company with $122 billion in assets under management. The company has 270 clients including pension funds, endowments, foundations, foreign governments...
  
  
• Canyon Capital Advisors
  Canyon Capital Advisors
  Canyon Partners is an employee-owned hedge fund founded by Joshua S.Friedman and Mitchell R. Julis in 1990 located in Los Angeles, California....
  
  
• Caxton Associates
• Cerberus Capital Management
  Cerberus Capital Management
  Cerberus Capital Management, L.P. is one of the largest private equity investment firms in the United States. The firm is based in New York City, and run by -year-old financier Steve Feinberg. Former U.S...
  
  
• Citadel LLC

• Convexity Capital Management
• Credit Suisse Hedging-Griffo
• D.E. Shaw
• Davidson Kempner Capital Management
• Elliott Management Corporation
  Elliott Management Corporation
  Elliott Management Corporation is the management affiliate of hedge funds Elliott Associates L.P. and Elliott International Limited. Elliott was founded by Paul Singer, who also serves as CEO of the management company, which is based in New York City...
  
  
• ESL Investments
  ESL Investments
  ESL Investments is a privately owned hedge fund based in Greenwich, Connecticut and estimated to be worth over $9 billion as of 2004. ESL Investments are not associated with ESL International, the stock market investment technology company. The fund is managed by Edward Lampert, who found it in...
  
  
• Eton Park Capital Management
  Eton Park Capital Management
  Eton Park Capital Management is a hedge fund, founded in November 2004 by former Goldman Sachs partner Eric Mindich. While at Goldman, he was a senior member of the investment bank's Principal Strategies group....
  
  
• Farallon Capital
  Farallon Capital
  Farallon Capital Management, L.L.C. is an American global investment firm that manages capital on behalf of institutions and individuals. The firm was founded by Tom Steyer in 1986...
  
  
• Fortress Investment Group
  Fortress Investment Group
  Fortress Investment Group LLC is an investment management firm based in New York, New York. The company went public on February 9, 2007.-History:...
  
  
• GAM Holding
• GLG Partners
  GLG Partners
  GLG Partners, Inc. is an American global hedge fund sponsor that, as of 14th October 2010, is a wholly owned subsidiary of British alternative investment manager Man plc...
  
  
• Goldman Sachs Asset Management
• Highbridge Capital Management
• Highfields Capital Management
• J.P. Morgan Asset Management
• King Street Capital Management
  King Street Capital Management
  King Street Capital Management is a global investment management company founded in 1995. King Street Capital Management manages approximately $20 billion and is ranked joint 13th as the largest hedge fund in the world with Avenue Capital Group...
  
  

• Lansdowne Partners
• Man Investments
• Marshall Wace
  Marshall wace
  Marshall Wace LLP is a hedge fund in the City of London that was founded by Paul Marshall and Ian Wace. Marshall is chairman and chief investment officer and Wace is chief executive officer....
  
  
• Maverick Capital
• Moore Capital Management
  Moore Capital Management
  Moore Capital Management LLC is an American hedge fund sponsor-owned by its employees. It was founded in 1989 by Louis Bacon. and in 2011 Moore Capital Management's largest funds were the $7.4 billion Moore Global Investment Fund, and the $4.6 billion Moore Macro Managers Fund.-Description:MCM was...
  
  
• Och-Ziff Capital Management
  Och-Ziff Capital Management
  Och-Ziff Capital Management Group is an American hedge fund manager and global alternative asset management firm. In early 2011, the firm had more than $28 billion in assets under management....
  
  
• Tudor Investment Corporation
• Paulson & Co.
• Renaissance Technologies
  Renaissance Technologies
  Renaissance Technologies is a hedge fund management company of about 275 employees and more than $ billion in assets under management in three funds...
  
  
• SAC Capital Advisors
• Soros Fund Management
  Soros Fund Management
  Soros Fund Management LLC is an American, privately held, hedge fund management firm founded in 1969 by George Soros. In 2010 it was reported to be one of the most profitable firms in the hedge fund industry, averaging a 20% annual rate of return over four decades.-Overview:Soros Fund Management...
  
  
• Tudor Investment Corp.
• Viking Global Investors
• Wellington Management
• Winton Capital Management
  Winton Capital Management
  Winton Capital Management is a British investment management firm, founded by David Harding. It is a UK-authorised investment manager trading as a commodity trading advisor . The company's trading decisions are guided by models developed from scientific research and mathematical analysis. It...
  
  
• York Capital Management

Assets $1-$10 billion

• Argonaut Capital Management
• Amber Capital Investment Management
• Beach Point Capital Management
• Black River Asset Management
• Blue Ridge Capital Holdings
  Blue Ridge Capital
  Blue Ridge Capital is an American hedge fund sponsor that invests globally.-Joint ventures:In 2008 Blue Ridge Capital's division in China started a joint venture with Equity International investing in Xinyuan Real Estate. In December, 2007, Xinyuan Real Estate goes public on the NYSE as an ADR...
  
  
• Brummer & Partners
• Capula Investment Management
• Carlson Capital
• Centaurus Advisors
• Cheyne Capital Management
  Cheyne Capital Management
  Cheyne Capital is a London-based alternative asset manager. The firm launched its first fund in 2000 and today specializes in corporate credit, event-driven, equity, and equity-linked funds. It is one of the largest alternative asset managers in Europe with mandates from pension funds,...
  
  
• Chilton Investment Co.
• Comac Capital
• Dexia Asset Management
• Diamondback Capital Management
• ESL Investments
  ESL Investments
  ESL Investments is a privately owned hedge fund based in Greenwich, Connecticut and estimated to be worth over $9 billion as of 2004. ESL Investments are not associated with ESL International, the stock market investment technology company. The fund is managed by Edward Lampert, who found it in...
  
  
• Fir Tree
• FX Concepts
• Glenview Capital Management
• Graham Capital Management
• GoldenTree Asset Management
• Greenlight Capital
  Greenlight Capital
  Greenlight Capital is a hedge fund which was founded by David Einhorn. Einhorn's commentary on the financial position of Lehman Brothers in early 2008, and Greenlight's short selling of Lehman stock, foreshadowed Lehmans' collapse....
  
  
• Harbinger Capital Partners
  Harbinger Capital
  Harbinger Capital Partners is a private hedge fund based in New York City, New York.-Background:Harbinger was founded by its Senior Managing Director Philip Falcone and Harbert Management Corporation, a Birmingham, Alabama-based investment company that provided much of the original funding. Falcone...
  
  
• HBK Capital Management

• Hutchin Hill Capital
• Icahn Capital
• Jabre Capital Partners
• Kingdon Capital Management
• Kynikos Associates
• Lazard Asset Management
• Lone Pine Capital
• Magnetar Capital
  Magnetar Capital
  Magnetar Capital is a hedge fund based in Evanston, Illinois. Among its many activities, the firm was actively involved in the collateralized debt obligation market during the 2006–2007 period...
  
  
• Marathon Asset Management
  Marathon Asset Management
  Marathon Asset Management is an investment manager focused on opportunistic investing in credit and fixed income markets globally. Marathon manages a family of investment programs principally focused on credit strategies including hedge funds, managed accounts, single-client funds and...
  
  
• Marshall Wace
  Marshall wace
  Marshall Wace LLP is a hedge fund in the City of London that was founded by Paul Marshall and Ian Wace. Marshall is chairman and chief investment officer and Wace is chief executive officer....
  
  
• Mason Capital Management
• Oaktree Capital Management
  Oaktree Capital Management
  Oaktree Capital Management, L.P. is a global investment management corporation with about US$82.4 billion of assets under management. Oaktree's mission is to provide management with a primary emphasis on risk control in a limited number of sophisticated investment specialties...
  
  
• Omega Advisors
• Orbis Investment Management
• Owl Creek Asset Management
• Pacific Investment Management Co.
• Passport Capital
• Pentwater Capital Management
• Perry Capital
• Pershing Square Capital Management
  Pershing Square Capital Management
  Pershing Square Capital Management is an activist hedge fund founded and run by Bill Ackman located in New York.-Investment History:Pershing has in its history launched activist campaigns against McDonald's and Wendy's....
  
  
• Pine River Capital Management

• Plainfield Asset Management
  Plainfield Asset Management
  Plainfield Asset Management is a hedge fund that specializes in managing investment capital on behalf of institutions and high net worth individuals. The firm works with clients in the United States and abroad, and maintains offices in Stamford, Connecticut and Summit, New Jersey...
  
  
• Point State Capital
• Quantitative Investment Management
• QVT Financial
• Saba Capital Management
• Shumway Capital Partners
• Silver Point Capital
• Sparx Group Co.
• Spinnaker Capital
• Standard Pacific Capital
• Stark Investments
• The Children's Investment Fund Management (TCI)
• Tiger Asia
• Tiger Global Management
• Trilogy Financial Partners
• Two Sigma Investments
• UBS O'Connor
• ValueAct Capital Partners
• Varde Partners
• Wolverine Asset Management

Assets below $1 billion

• Clarium Capital
  Clarium Capital
  Clarium Capital Management LLC is an American investment management and hedge fund company that pursues a global macro strategy, that Peter Thiel founded in San Francisco in 2002...
  
  

Notable former hedge funds

• Amaranth Advisors
  Amaranth Advisors
  Amaranth Advisors LLC was an American investment adviser managing multi-strategy hedge fund founded by Nicholas Maounis and headquartered in Greenwich, Connecticut. The firm had up to $9 billion in assets under management and collapsed in September 2006 after losing in excess of $5 billion on...
  
  
• Duquesne Capital Management

• K1 fund
  K1 fund
  The K1 fund was a British Virgin Islands based hedge fund, initially marketed to and invested in by mainly German-based private investors, and latterly a series of global banks. With an estimated size of $378million/£249million and $1Bn under management, it collapsed in 2008. It is estimated by...
  
  

• Long-Term Capital Management
  Long-Term Capital Management
  Long-Term Capital Management L.P. was a speculative hedge fund based in Greenwich, Connecticut that utilized absolute-return trading strategies combined with high leverage...