Citadel Investment Group – AUM: $397 billion (Aug 2024)

• Multi-strategy, investing in equities, fixed income, commodities, and quantitative strategies. Founded by Ken Griffin in 1990.investopedia.comstatista.com

Bridgewater Associates – AUM: $171.7 billion (Jan 2025)

• Global macro focus with risk parity strategies. Founded by Ray Dalio in 1975.investopedia.comlevelfields.ai

AQR Capital Management – AUM: $132.5 billion (Feb 2025)

• Quantitative strategies in equities and alternatives. Founded by Cliff Asness in 1998.investopedia.comlevelfields.ai

Millennium Management – AUM: $74 billion (Dec 2024)

• Multi-strategy, including fundamental equity, equity arbitrage, and fixed income. Founded by Israel Englander in 1989.institutionalinvestor.cominstitutionalinvestor.com

Elliott Investment Management – AUM: $69.7 billion (Jun 2024)

• Multi-strategy, focusing on equities, private equity, and distressed securities. Founded by Paul Singer in 1977.investopedia.com

Two Sigma Investments – AUM: $83.9 billion (Jan 2025)

• Quantitative trading using data science across asset classes. Founded by John Overdeck and David Siegel in 2001.investopedia.comlevelfields.ai

D.E. Shaw & Co. – AUM: $67.2 billion (Dec 2024, net gains context)

• Quantitative and fundamental strategies across public and private markets. Founded by David Shaw in 1988.en.wikipedia.orginstitutionalinvestor.com

Balyasny Asset Management (BAM) – AUM: ~$60 billion (2024 estimate)

• Multi-strategy, including macro, equities, and commodities. Founded by Dmitry Balyasny.hedgelists.cominstitutionalinvestor.com

Farallon Capital Management – AUM: $40 billion (Aug 2024)

• Absolute return strategies across multiple markets. Founded by Tom Steyer in 1986.investopedia.commoney.usnews.com

Point72 Asset Management – AUM: $32.3 billion (2023)

• Fundamental long-short equity and macro strategies. Founded by Steven Cohen.institutionalinvestor.comfinancedevil.com

Man Group – AUM: $36 billion (Sep 2024, U.S. hedge fund assets)

• Long-only and long-short strategies across asset classes. Founded in 1783, with modern hedge fund operations.investopedia.com

Renaissance Technologies – AUM: $89.2 billion (Aug 2024)

• Quantitative trading using mathematical models. Founded by Jim Simons in 1982.levelfields.ai

Davidson Kempner Capital Management – AUM: ~$35 billion (Jan 2023)

• Opportunistic credit and equity strategies. Founded in 1983.forbes.com

Mariner Investment Group – AUM: ~$30 billion (2024 estimate)

• Fixed-income and specialized strategies. Founded by William Michaelcheck in 1992.wallstreetprep.comhedgelists.com

Arrowstreet Capital – AUM: ~$25 billion (2024 estimate)

• Quantitative global equity strategies. Founded by Bruce Clarke, Peter Rathjens, and John Campbell in 1999.wallstreetprep.com

Coatue Management – AUM: ~$25 billion (2024 estimate)

• Technology-focused investments in public and private markets. Founded by Philippe Laffont in 1999.forbes.com

Pershing Square Capital Management – AUM: ~$20 billion (2024 estimate)

• Concentrated portfolio with activist strategies. Founded by Bill Ackman.institutionalinvestor.com

TCI Fund Management – AUM: ~$20 billion (2024 estimate, U.S. operations)

• Activist and long-term equity investments. Founded by Chris Hohn.institutionalinvestor.com

Caxton Associates – AUM: $14.5 billion (2024)

• Macro and global investment strategies. Founded by Bruce Kovner, now led by Andrew Law.institutionalinvestor.com

Jericho Capital Asset Management – AUM: ~$15 billion (2024 estimate)

• Technology and media-focused strategies. Founded by Josh Resnick.institutionalinvestor.com

Adage Capital Management – AUM: ~$15 billion (2024 estimate)

• Long-short equity strategies. Founded by Phillip Gross and Robert Atchinson in 2001.

Viking Global Investors – AUM: ~$14 billion (2024 estimate)

• Long-short equity and event-driven strategies. Founded by Andreas Halvorsen in 1999.

Lone Pine Capital – AUM: ~$13 billion (2024 estimate)

• Long-short equity with a growth focus. Founded by Stephen Mandel in 1997.

Trian Fund Management – AUM: ~$12 billion (2024 estimate)

• Activist investing in concentrated portfolios. Founded by Nelson Peltz.institutionalinvestor.com

Appaloosa Management – AUM: ~$11 billion (2024 estimate)

• Equity-focused with significant tech holdings. Founded by David Tepper.institutionalinvestor.com

Sculptor Capital Management (formerly Och-Ziff) – AUM: ~$10 billion (2024 estimate)

• Diversified credit and multi-strategy investments.financedevil.com

DE Shaw Alkali Fund – AUM: ~$10 billion (2024 estimate)

• Private credit and quantitative strategies. Part of D.E. Shaw’s portfolio.institutionalinvestor.com

Capula Investment Management – AUM: ~$10 billion (2024 estimate, U.S. operations)

• Fixed income and macro strategies. Founded by Yan Huo.

Select Equity Group – AUM: ~$9 billion (2024 estimate)

• Long-only and long-short equity strategies. Founded by George Loening.

Horsley Bridge Partners – AUM: ~$9 billion (2024 estimate)

• Multi-strategy with a focus on private markets. Founded in 1983.

GMO (Grantham, Mayo, Van Otterloo & Co.) – AUM: ~$8 billion (2024 estimate, hedge fund assets)

• Value-oriented and macro strategies. Founded by Jeremy Grantham.

Anchorage Capital Group – AUM: ~$8 billion (2024 estimate)

• Credit and distressed debt strategies. Founded by Kevin Ulrich.

BlueCrest Capital Management – AUM: ~$8 billion (2024 estimate, U.S. operations)

• Fixed income and macro trading. Founded by Michael Platt.

Harbinger Capital Partners – AUM: ~$7 billion (2024 estimate)

• Event-driven and distressed investments. Founded by Philip Falcone.

King Street Capital Management – AUM: ~$7 billion (2024 estimate)

• Credit and distressed debt strategies. Founded by Brian Higgins and Francis Biondi.

Tudor Investment Corporation – AUM: ~$7 billion (2024 estimate)

• Global macro and event-driven strategies. Founded by Paul Tudor Jones.

Element Capital Management – AUM: ~$6 billion (2024 estimate)

• Macro and fixed income strategies. Founded by Jeffrey Talpins.

Baupost Group – AUM: ~$6 billion (2024 estimate)

• Value-oriented and distressed investments. Founded by Seth Klarman.

Highbridge Capital Management – AUM: ~$6 billion (2024 estimate)

• Multi-strategy and credit-focused. Part of JPMorgan’s alternative investments.

Cevian Capital (U.S. operations) – AUM: ~$5 billion (2024 estimate)

• Activist investing in public equities. Founded by Christer Gardell and Lars Förberg.

Third Point LLC – AUM: ~$5 billion (2024 estimate)

• Event-driven and long-short equity. Founded by Daniel Loeb.

JANA Partners – AUM: ~$5 billion (2024 estimate)

• Activist investing in undervalued companies. Founded by Barry Rosenstein.

Starboard Value – AUM: ~$5 billion (2024 estimate)

• Activist and long-short equity strategies. Founded by Jeffrey Smith.

ValueAct Capital – AUM: ~$5 billion (2024 estimate)

• Activist and long-term equity investments. Founded by Jeffrey Ubben.

Hudson Bay Capital Management – AUM: ~$4 billion (2024 estimate)

• Multi-strategy with a focus on credit and equities. Founded by Sander Gerber.

Fortress Investment Group – AUM: ~$4 billion (2023, hedge fund assets)

• Multi-strategy and credit-focused.hedgelists.com

Pine River Capital Management – AUM: ~$4 billion (2024 estimate)

• Fixed income and mortgage-backed securities. Founded by Brian Taylor.

Centerbridge Partners – AUM: ~$4 billion (2024 estimate, hedge fund assets)

• Credit and distressed debt strategies. Founded by Jeffrey Aronson and Mark Gallogly.

Ares Management – AUM: ~$4 billion (2024 estimate, hedge fund assets)

• Credit and multi-strategy investments.hedgelists.com

Eldridge Industries – AUM: ~$3 billion (2024 estimate, hedge fund assets)

• Multi-strategy with a focus on media and real estate. Founded by Todd Boehly.