Asset ManagerRIA · CRD 106661SEC-RegisteredPrivate Fund Adviser

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Renaissance Technologies LLC

RENAISSANCE TECHNOLOGIES LLC is an SEC-registered investment adviser in NEW YORK, NY, since 1998. The firm manages $96.4 billion in assets. It has 310...

Renaissance Technologies LLC

RENAISSANCE TECHNOLOGIES LLC is an SEC-registered investment adviser in NEW YORK, NY, since 1998. The firm manages $96.4 billion in assets. It has 310 employees and 170 investment advisers.

General information

Firm type

Asset Manager

Year founded

1982

Location

Region

North America

Country

United States

City

New York

Corporate office

East Setauket, NY, United States

Additional offices

New York City · Hong Kong

Principals

James Simons

Founder (deceased 2024)

Robert Mercer

Former CEO and Co-CIO

Peter Brown

Co-CEO

David Magerman

Managing Director (former)

Sector focus

Hedge Funds

Frequently asked questions

Who runs investment decisions at Renaissance Technologies?

Investment decisions are made by a team of PhD quantitative researchers and computer scientists, operating as a collective. The Medallion Fund's trading strategies are entirely model-driven, with no discretionary input from portfolio managers.

Is the Medallion Fund still open to outside investors?

No. The Medallion Fund has been closed to outside capital since 1993. It is run exclusively for current and former employees of Renaissance Technologies, along with the Simons family. The firm launched a separate fund, the Renaissance Institutional Equities Fund, which has been available to institutional investors but has not replicated Medallion's returns.

How does Renaissance Technologies generate proprietary trading signals?

Renaissance employs over 300 PhDs to analyze historical market data for statistical patterns that predict short-term price movements. The firm has built one of the largest private datasets in finance, drawing on tick-level market data from every global exchange they trade. Models are tested rigorously before deployment.

Does Renaissance Technologies engage in high-frequency trading?

The firm uses high-frequency trading strategies but does not publicly disclose the breakdown. Renaissance is known to trade across multiple time horizons, from sub-second to multi-day, depending on the signal.

Where does the underlying wealth of Renaissance Technologies come from?

Renaissance is owned by its employees and the Simons family. The firm's capital base comes entirely from the investment returns generated by the Medallion Fund and the personal wealth of its principals. No institutional or external capital has been accepted since the Medallion Fund was closed in 1993.

What investment instruments does Renaissance Technologies trade?

The firm trades equities, currencies, commodities, options, and fixed income instruments across global exchanges. Renaissance uses leverage to amplify returns on its statistical signals.

Does Renaissance Technologies have a philanthropic arm?

Yes. The Simons Foundation, founded by James Simons and his wife Marilyn, is a major philanthropic organization focused on basic research in mathematics and the natural sciences. It is structurally separate from Renaissance Technologies.

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