OBERWEIS ASSET MANAGEMENT INC/
Holdings in MMSI
Position Over Time
| Report Date | Value (USD) | Shares | Type | Discretion | Filed |
|---|---|---|---|---|---|
| 2025-12-31 | $23,688,506 | 268,760 | Shares | Sole | 2026-02-17 |
| 2025-09-30 | $19,310,192 | 232,010 | Shares | Sole | 2025-11-17 |
| 2025-06-30 | $19,893,478 | 212,810 | Shares | Sole | 2025-08-14 |
| 2025-03-31 | $22,046,877 | 208,560 | Shares | Sole | 2025-05-15 |
| 2024-12-31 | $20,191,267 | 208,760 | Shares | Sole | 2025-02-14 |
| 2024-09-30 | $19,977,496 | 202,140 | Shares | Sole | 2024-11-14 |
| 2024-06-30 | $16,660,548 | 193,840 | Shares | Sole | 2024-08-14 |
| 2024-03-31 | $11,854,117 | 156,490 | Shares | Sole | 2024-05-15 |
| 2023-12-31 | $8,134,556 | 107,090 | Shares | Sole | 2024-02-14 |
| 2023-09-30 | $6,602,453 | 95,660 | Shares | Sole | 2023-11-14 |
| 2023-06-30 | $6,537,302 | 78,160 | Shares | Sole | 2023-08-14 |
| 2023-03-31 | $3,239,010 | 43,800 | Shares | Sole | 2023-05-15 |
| 2022-12-31 | $2,514,072 | 35,600 | Shares | Sole | 2023-02-14 |
| 2022-09-30 | $909,811 | 16,100 | Shares | Sole | 2022-11-14 |
| 2022-06-30 | $461,295 | 8,500 | Shares | Sole | 2022-08-15 |
| 2022-03-31 | $452,336 | 6,800 | Shares | Sole | 2022-05-16 |
| 2021-12-31 | $261,660 | 4,200 | Shares | Sole | 2022-02-14 |
| 2021-06-30 | $226,310 | 3,500 | Shares | Sole | 2021-08-16 |
| 2021-03-31 | $209,580 | 3,500 | Shares | Sole | 2021-05-17 |
| 2020-09-30 | $234,900 | 5,400 | Shares | Sole | 2020-11-16 |
| 2020-06-30 | $205,425 | 4,500 | Shares | Sole | 2020-08-14 |