Skip to main content
firm profile

Oberweis Asset Management Inc

RIA Lisle, IL CRD 105471 Last verified October 2026

Overview

Oberweis Asset Management Inc is an SEC registered investment adviser based in Lisle, IL, registered since 1990. It reports $5.1B in assets under management across 110 accounts, with 31 employees. It has 7 investment adviser representatives.

Reported AUM
$5.1B
Discretionary
100%
Accounts
110
Average account
$46M
Employees
31
Advisory reps
7
Registered since
1990
Jurisdictions
5

As reported in the firm's September 2026 filing.

Contact

1 phone number on file

Practice

Services
  • Individuals or Small Business
  • Management for Investment Companies
  • Portfolio Management for Businesses or Institutional Clients
Client types
  • Corporations/Businesses
  • Government
  • High Net Worth Individuals
  • Individuals
  • Investment Companies
  • Other clients
  • Pooled Investment Vehicles
Fee structure
Other Fees and Percentage of Assets

Executive officers 3 of 4

1 more executive officer, with direct contact details

Advisory reps 3 of 7

4 more advisory reps, with emails, phones and branch locations

Location

Headquarters
3333 Warrenville Rd Ste 500
Lisle, IL 60532
County
DuPage
Metro area
Chicago-Naperville-Elgin, IL-IN-WI
Region
Midwest

Registrations

  • SEC registered
  • Registered in 5 jurisdictions
  • Website: oberweis.net

Every state, with registration dates

Similar firms near Lisle

request a demo

See what we have on Oberweis Asset Management Inc

We'll walk you through the full profile and how to find more firms like this one.

Enter your first name.

Enter your last name.

Enter a work email, like you@firm.com.

Enter your company.

Sign in Request a demo