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David Siegel

Co-Chairman, Two Sigma Management, LLC at Two Sigma Investments

Broker registration; no current adviser registrationSEC record checked 17 October 2026

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Past adviser firms
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Licensing exams

IAPD record retrieved 17 October 2026SEC record

David Siegel is Co-Chairman, Two Sigma Management, LLC of Two Sigma Investments, LP, a New York investment adviser managing $233B. David Siegel has a current broker registration and no current investment-adviser registration.

Role at Two Sigma Investments

Title on Schedule A
Co-Chairman, Two Sigma Management, LLC
Control
David Siegel is a control person of Two Sigma Investments.
Ownership
The filed direct ownership band is 25% to 50%.
Tenure
David Siegel has held the filed role since July 2001.

The firm

Two Sigma Investments, LP
New York, NY

Form ADV filed 31 March 2026

$233B AUM42 clients784 advisers3 offices

Career on record

Firms and exams, newest first

Registrations and exams

Broker registration; no current adviser registration.

Examinations

No examinations are on David Siegel’s record.

Individual record

Full name
David Mark Siegel
CRD
2197031
Firm
Two Sigma Investments, LP
Registration status
Broker registration; no current adviser registration
Firm bio
twosigma.com

This directory does not report disciplinary history, for any firm or individual, in either direction. The SEC publishes the complete record, including any disciplinary events, and it is the authoritative place to check one. Check this record on adviserinfo.sec.gov

Background

Two Sigma identifies David Siegel as a co-founder and co-chairman. The firm says he received a Ph.D. in computer science from MIT after graduating from Princeton. Official firm biography/team page

Education

Common questions

Where does David Siegel work?

David Siegel has been Co-Chairman, Two Sigma Management, LLC of Two Sigma Investments, LP since July 2001, and is a control person of the firm.

Source: Form ADV, Schedule A, filed 31 March 2026

Does David Siegel have a current investment-adviser registration?

David Siegel has a current broker registration and no current investment-adviser registration, as of 17 October 2026.

Source: IAPD individual record, checked 17 October 2026

Leadership at Two Sigma Investments

  • Carter Lyons
    Co-Chief Executive Officer
  • Dawn Schoppner
    Chief Financial Officer
  • Timothy Reynolds
    Chief Operating Officer
  • James Hein JR.
    Chief Compliance Officer
  • Geoffrey Duncombe
    Co-Chief Investment Officer
  • Steve Metzger
    General Counsel
  • John Overdeck
    Co-Chairman, Two Sigma Management, LLC; Executive Manager, Two Sigma Management, LLC
  • Seth Platt
    Executive Manager, Two Sigma Management, LLC
  • Thomas Rafferty
    Trustee of David M. Siegel Revocable Trust
  • Christopher Sales
    Co-Chief Investment Officer

Sources

  1. IAPD individual record, CRD 2197031. Registration status, employment history and examinations.
  2. Form ADV Part 1A, Schedules A and B of Two Sigma Investments, LP, filed 31 March 2026. Title, control and ownership bands.
  3. Two Sigma Investments team page. Biography, education, credentials, awards.

Retrieved 17 October 2026. The SEC record may have been amended since.

Report a correction

This profile is compiled from public regulatory records and the firm's own published materials, and is provided for informational purposes only. Niva Wealth is not affiliated with David Siegel or Two Sigma Investments, LP and makes no representation about the quality of their services. This directory does not report disciplinary history, in either direction.