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Stephen Weber

President and CEO at Driehaus Capital Management

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

3
Past adviser firms
6
Licensing exams

IAPD record retrieved 17 October 2026SEC record

Stephen Weber is President and CEO of Driehaus Capital Management LLC, a Chicago investment adviser managing $26.1B. Stephen Weber has a current broker registration and no current investment-adviser registration and has passed 6 licensing exams.

Role at Driehaus Capital Management

Title on Schedule A
President and CEO
Control
Stephen Weber is a control person of Driehaus Capital Management.
Ownership
An individual ownership band is not available in the source record.
Tenure
Stephen Weber has held the filed role since February 2020.

The firm

Driehaus Capital Management LLC
Chicago, IL

Form ADV filed 14 September 2026

$26.1B AUM90 clients27 advisers1 offices

Career on record

Firms and exams, newest first
  1. Passed SIE · 2018
  2. Passed Series 3 · 2016
  3. Passed Series 7 and Series 24 · 2005
  4. Columbia Management Advisors, LLC
    – · 1 year
    Chicago, IL · Adviser representative · Firm CRD 107900
  5. Columbia Management Advisors, Inc.
    – · 2 years
    Chicago, IL · Adviser representative · Firm CRD 105842
  6. Passed Series 6 and Series 66 · 1999
  7. Stein Roe & Farnham Incorporated
    – · 4 years
    Chicago, IL · Adviser representative · Firm CRD 105847

Registrations and exams

Broker registration; no current adviser registration. Stephen Weber has passed 6 qualifying exams.

Examinations

Series 668 December 1999
Name
Uniform Combined State Law Examination
Series 2428 June 2005
Name
General Securities Principal Examination
SIE1 October 2018
Name
Securities Industry Essentials Examination
Series 311 March 2016
Name
National Commodity Futures Examination
Series 727 April 2005
Name
General Securities Representative Examination
Series 62 June 1999
Name
Investment Company Products/Variable Contracts Representative Examination

Individual record

Full name
Stephen Thomas Weber
CRD
3223117
Registration status
Broker registration; no current adviser registration
Firm bio
driehaus.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

Driehaus identifies Stephen Weber as President and CEO, responsible for the firm’s investment management, marketing and relationship management. Official Driehaus biography

Education

Common questions

Where does Stephen Weber work?

Stephen Weber has been President and CEO of Driehaus Capital Management LLC since February 2020, and is a control person of the firm.

Source: Form ADV, Schedule A, filed 14 September 2026

Does Stephen Weber have a current investment-adviser registration?

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

Source: IAPD individual record, checked 17 October 2026

What exams has Stephen Weber passed?

Stephen Weber has passed 6 licensing exams: the Series 6, Series 66, Series 7, Series 24, Series 3 and SIE. The earliest, the Series 6, was passed in June 1999.

Source: IAPD individual record, checked 17 October 2026

Where was Stephen Weber previously registered as an investment adviser?

Stephen Weber has past investment-adviser registrations through Columbia Management Advisors, LLC, April 2005 to December 2005; Columbia Management Advisors, Inc., April 2003 to April 2005; Stein Roe & Farnham Incorporated, June 1999 to April 2003, across 3 firms.

Source: IAPD individual record, checked 17 October 2026

Leadership at Driehaus Capital Management

Sources

  1. IAPD individual record, CRD 3223117. Registration status, employment history and examinations.
  2. Form ADV Part 1A, Schedules A and B of Driehaus Capital Management LLC, filed 14 September 2026. Title, control and ownership bands.
  3. Driehaus Capital Management 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 Stephen Weber or Driehaus Capital Management LLC and makes no representation about the quality of their services. This directory does not report disciplinary history, in either direction.