TANAKA CAPITAL MANAGEMENT INC
Holdings in BYSI
Position Over Time
| Report Date | Value (USD) | Shares | Type | Discretion | Filed |
|---|---|---|---|---|---|
| 2025-12-31 | $42,862 | 26,296 | Shares | Sole | 2026-02-17 |
| 2025-09-30 | $47,595 | 26,296 | Shares | Sole | 2025-11-14 |
| 2025-03-31 | $37,734 | 26,296 | Shares | Sole | 2025-05-15 |
| 2024-12-31 | $48,040 | 29,473 | Shares | Sole | 2025-02-14 |
| 2024-09-30 | $67,493 | 29,473 | Shares | Sole | 2024-11-15 |
| 2024-06-30 | $70,735 | 29,473 | Shares | Sole | 2024-08-15 |
| 2024-03-31 | $105,218 | 29,473 | Shares | Sole | 2024-05-15 |
| 2023-12-31 | $26,525 | 29,473 | Shares | Sole | 2024-02-14 |
| 2023-09-30 | $23,578 | 29,473 | Shares | Sole | 2023-11-14 |
| 2023-06-30 | $34,778 | 29,473 | Shares | Sole | 2023-08-14 |
| 2023-03-31 | $33,009 | 29,473 | Shares | Sole | 2023-05-12 |
| 2022-12-31 | $55,409 | 29,473 | Shares | Sole | 2023-02-15 |
| 2022-09-30 | $30,841 | 31,153 | Shares | Sole | 2022-11-15 |
| 2022-06-30 | $83,000 | 57,639 | Shares | Sole | 2022-08-15 |
| 2022-03-31 | $243,390 | 110,632 | Shares | Sole | 2022-05-16 |
| 2021-12-31 | $793,343 | 175,131 | Shares | Sole | 2022-02-14 |
| 2021-09-30 | $5,033,444 | 319,381 | Shares | Sole | 2021-11-15 |
| 2021-06-30 | $2,061,284 | 197,441 | Shares | Sole | 2021-08-13 |
| 2021-03-31 | $980,314 | 88,556 | Shares | Sole | 2021-05-17 |
| 2020-12-31 | $412,677 | 33,826 | Shares | Sole | 2021-02-11 |
| 2020-09-30 | $450,224 | 33,826 | Shares | Sole | 2020-11-13 |
| 2020-06-30 | $515,796 | 34,204 | Shares | Sole | 2020-08-17 |
| 2020-03-31 | $444,699 | 34,715 | Shares | Sole | 2020-05-15 |