Morgan Stanley is an American multinational investment bank and financial services company headquartered at 1585 Broadway in Midtown Manhattan, New York City. With offices in 41 countries and more than 75,000 employees, the firm's clients include corporations, governments, institutions, and individuals. Morgan Stanley ranked No. 61 in the 2023 Fortune 500 list of the largest United States corporations by total revenue and in the same year ranked #30 in Forbes Global 2000.
The Goldman Sachs Group, Inc. is an American multinational investment bank and financial services company. Founded in 1869, Goldman Sachs is headquartered in Lower Manhattan in New York City, with regional headquarters in many international financial centers. Goldman Sachs is the second largest investment bank in the world by revenue and is ranked 55th on the Fortune 500 list of the largest United States corporations by total revenue. In the Forbes Global 2000 of 2024, Goldman Sachs ranked 23rd. It is considered a systemically important financial institution by the Financial Stability Board.
John William Meriwether is an American hedge fund executive.
The Bear Stearns Companies, Inc. was an American investment bank, securities trading, and brokerage firm that failed in 2008 during the 2007–2008 financial crisis and the Great Recession. After its closure it was subsequently sold to JPMorgan Chase. The company's main business areas before its failure were capital markets, investment banking, wealth management, and global clearing services, and it was heavily involved in the subprime mortgage crisis.
Steven A. Cohen is an American hedge-fund manager and owner of the New York Mets of Major League Baseball since September 14, 2020, owning just over 97% of the team. He is the founder of hedge fund Point72 Asset Management and S.A.C. Capital Advisors, which closed after pleading guilty to insider trading and other financial crimes.
James Harris Simons was an American hedge fund manager, investor, mathematician, and philanthropist. At the time of his death, Simons's net worth was estimated to be $31.4 billion, making him the 51st-richest person in the world. He was the founder of Renaissance Technologies, a quantitative hedge fund based in East Setauket, New York. He and his fund are known to be quantitative investors, using mathematical models and algorithms to make investment gains from market inefficiencies. Due to the long-term aggregate investment returns of Renaissance and its Medallion Fund, Simons was described as the "greatest investor on Wall Street," and more specifically "the most successful hedge fund manager of all time".
Bridgewater Associates, LP is an American investment management firm founded by Ray Dalio in 1975. The firm serves institutional clients including pension funds, endowments, foundations, foreign governments, and central banks. As of 2022, Bridgewater has posted the second highest gains of any hedge fund since its inception in 1975. The firm began as an institutional investment advisory service, graduated to institutional investing, and pioneered the risk parity investment approach in 1996.
Citadel LLC is an American multinational hedge fund and financial services company. Founded in 1990 by Ken Griffin, it has more than $63 billion in assets under management as of June 2024. The company has over 2,800 employees, with corporate headquarters in Miami, Florida, and offices throughout North America, Asia, and Europe. Founder, CEO and Co-CIO Griffin owns approximately 85% of the firm. As of December 2022, Citadel is one of the most profitable hedge funds in the world, posting $74 billion in net gains since its inception in 1990, making it the most successful hedge fund in history, according to CNBC.
David Alan Tepper is an American billionaire hedge fund manager. He is the owner of the Carolina Panthers of the National Football League (NFL) and Charlotte FC in Major League Soccer (MLS). Tepper is the founder and president of Appaloosa Management, a global hedge fund based in Miami Beach, Florida.
Amaranth Advisors LLC was an American multi-strategy hedge fund founded by Nicholas M. Maounis and headquartered in Greenwich, Connecticut. At its peak, the firm had up to $9.2 billion in assets under management before collapsing in September 2006, after losing in excess of $6 billion on natural gas futures. Amaranth Advisors collapse is one of the biggest hedge fund collapses in history and at the time (2006) largest known trading losses.
Raymond Thomas Dalio is an American investor and hedge fund manager, who has served as co-chief investment officer of the world's largest hedge fund, Bridgewater Associates, since 1985. He founded Bridgewater in 1975 in New York.
Winton Group, Ltd is a British investment management firm founded by David Harding. In the United States, Winton is registered with the Securities and Exchange Commission as an investment advisor and with the Commodity Futures Trading Commission as a CTA, and is authorised by the Financial Conduct Authority in the UK. The company trades on more than 100 global futures markets in a wide variety of asset classes and on global equity markets. The firm was launched with $1.6 million in 1997, reached a peak of $28.5 billion in assets under advisement, before dropping to $7.3 billion by late 2020. Winton Group has six offices around the world: London, New York, Hong Kong, Shanghai, Sydney, and Abu Dhabi.
In April and May 2012, large trading losses occurred at JPMorgan's Chief Investment Office, based on transactions booked through its London branch. The unit was run by Chief Investment Officer Ina Drew, who later stepped down. A series of derivative transactions involving credit default swaps (CDS) were entered, reportedly as part of the bank's "hedging" strategy. Trader Bruno Iksil, nicknamed the London Whale, accumulated outsized CDS positions in the market. An estimated trading loss of $2 billion was announced. However, the loss amounted to more than $6 billion for JPMorgan Chase.
SAC Capital Advisors was a group of hedge funds founded by Steven A. Cohen in 1992. The firm employed approximately 800 people in 2010 across its offices located in Stamford, Connecticut and New York City, and various offices. It reportedly lost many of its traders in the wake of various investigations by the Securities and Exchange Commission (SEC). In 2010, the SEC opened an insider trading investigation of SAC and in 2013 several former employees were indicted by the U.S. Department of Justice. In November 2013, the firm itself pleaded guilty to insider trading charges and paid $1.2 billion in penalties. The firm shrank after returning the vast majority of its outside investor capital. Point72 Asset Management was established as a separate family office in 2014. SAC ceased to exist as a separate entity in 2016. Point 72, essentially the continuation of SAC, manages 30 Billion as of 2023.
Two Sigma Investments, LP is a New York City-based hedge fund that uses a variety of technological methods, including artificial intelligence, machine learning, and distributed computing, for its trading strategies. The firm is run by John Overdeck and David Siegel.
William O. Perkins III is an American hedge fund manager, film producer, author, and high stakes poker player. Perkins manages Skylar Capital, an energy trading hedge fund that had approximately $500 million in assets under management as of 2023.
John Albert Overdeck is an American hedge fund manager. Overdeck is the co-founder and co-chairman of Two Sigma Investments, a New York City-based hedge fund that uses a variety of technological methods, including artificial intelligence, machine learning, and distributed computing, for its trading strategies. In 2016, Overdeck reported $375 million in earnings and as of May 2017, Two Sigma Investments has $41 billion in assets under management.
WorldQuant, LLC is an international hedge fund and quantitative investment management firm headquartered in Old Greenwich, Connecticut. Founded in 2007, the firm is currently managing approximately $9 billion in assets under management for Millennium Management via quantitative trading and other methods of quantitative investing. WorldQuant operated the WorldQuant Challenge, where participants compete in the field of quantitative finance, and WorldQuant Accelerator, an independent portfolio manager platform. In 2015 the WorldQuant Foundation launched WorldQuant University.
Melvin Capital Management LP was an American investment management firm based in New York City. It was founded in 2014 by Gabriel Plotkin, who named the firm after his late grandfather.
Visium Asset Management LP was an American multi-strategy hedge fund and private equity firm. It began as a healthcare-focused fund, founded in 2005 by Jacob Gottlieb. In 2016, three of the company's traders were indicted by United States federal authorities for securities fraud. One of the accused employees killed himself days after he was indicted. Visium subsequently liquidated several of its funds and wound down operations.
