James Walter Oberweis is listed as Chairman, President, Shareholder And Director at Oberweis Asset Management Inc on SEC Form ADV.
Form ADV reports a beneficial ownership band of 50-75%.
| Title | Chairman, President, Shareholder And Director |
| Ownership | 50-75% |
| Control person | Yes |
| Since | 1994 |
| Title | Chairman, Director |
| Ownership | Under 5% |
| Control person | Yes |
| Since | 2018 |
| Title | President, Director |
| Ownership | 50-75% |
| Control person | Yes |
| Since | 1994 |