Investment adviser · CRD 105471

OBERWEIS ASSET MANAGEMENT INC

Investment adviser filing (IA)

LISLE, IL, United States · Form ADV filed Sep 8, 2026

Regulatory AUM
$5.06B
Form ADV · Item 5.F
Client accounts
110
Accounts, not individual clients
Employees
31
Reported in this filing
Advisory professionals
17
Investment advisory functions

Who they report serving

Form ADV · Item 5.D

Client types and their share of reported regulatory assets.

Client typeClientsRegulatory assetsShare of AUM
Investment companies6$3,235,329,07763.9%
Government entities7$1,399,545,23327.7%
Corporations & businesses12$278,290,9585.5%
High-net-worth individuals36$49,868,7811.0%
Pooled investment vehicles1$48,751,0671.0%
CharitiesFewer than 5$33,332,7500.7%
Individuals30$14,718,5400.3%
Other clients16$1,184,5410.0%
Filing source

Form ADV 2131307 · Sep 8, 2026 · Item 5.D

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.

Private funds & service providers

1 Private fund

The count excludes feeder funds. Funds in the latest filing appear first, ordered by reported gross assets. Earlier funds retain their last reported values.

OBERWEIS INTERNATIONAL SELECT FUND, LLCOther Private Fund · Last reported Sep 8, 2026$48.8MGross asset value

Form D fundraising filings

Oberweis International Select Fund, LLC

Fund administrator UMB FUND SERVICES, INC. OGDEN, Utah, United States Investor statements: Yes (provided to all investors) Related to adviser: No
Auditor COHEN & COMPANY, LTD. PHILADELPHIA, Pennsylvania, United States
Custodian UMB BANK N.A KANSAS CITY, Missouri, United States Related to adviser: No
Provider details
Annual audit
Yes
Prime brokers
No
Custodians
Yes
Administrator other than the adviser
Yes
External marketing
No

COHEN & COMPANY, LTD.
PCAOB 925

Fund details & source
Fund ID
805-5348281345
Reported beneficial owners
13
Minimum commitment
$5M
Form D file number
021-378087

Form ADV 2131307 · Sep 8, 2026 · Schedule D 7.B.(1)

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.

Services & filing details

Most recent filing: Sep 8, 2026. View historical filings

Reported services

Individual portfolio management · Investment company portfolio management · Pooled investment vehicle management · Business portfolio management

Compensation

Percentage of assets

Principal office

3333 WARRENVILLE ROAD, SUITE 500
LISLE, IL, 60532, United States

CRD 105471

Filing source

Form ADV 2131307 · Sep 8, 2026 · Items 1 & 5

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.