| Month | Name | Total no. shares held | Percent Holding |
|---|---|---|---|
| Jun 30, 2025 | Oberweis Micro-Cap Growth | 207,400 | 0.36% |
| Mar 31, 2025 | Oberweis Micro-Cap Growth | 207,400 | 0.36% |
| Dec 31, 2024 | Oberweis Micro-Cap Growth | 207,400 | 0.37% |
| Sep 30, 2024 | Oberweis Micro-Cap Growth | 141,500 | 0.25% |
| Jun 30, 2024 | Oberweis Micro-Cap Growth | 141,500 | 0.25% |
| Mar 31, 2024 | Oberweis Micro-Cap Growth | 141,500 | 0.25% |
| Dec 31, 2023 | Oberweis Micro-Cap Growth | 106,600 | 0.19% |