GAMCO INVESTORS, INC. ET AL
Holdings in ISSC
Position Over Time
| Report Date | Value (USD) | Shares | Type | Discretion | Filed |
|---|---|---|---|---|---|
| 2025-12-31 | $2,395,910 | 126,500 | Shares | Sole | 2026-02-05 |
| 2025-09-30 | $1,604,965 | 128,500 | Shares | Sole | 2025-11-12 |
| 2025-06-30 | $1,762,760 | 127,000 | Shares | Sole | 2025-08-13 |
| 2025-03-31 | $773,670 | 123,000 | Shares | Sole | 2025-05-14 |
| 2024-12-31 | $1,050,420 | 123,000 | Shares | Sole | 2025-02-13 |
| 2024-09-30 | $841,080 | 129,000 | Shares | Sole | 2024-11-14 |
| 2024-06-30 | $761,124 | 126,854 | Shares | Sole | 2024-08-13 |
| 2024-03-31 | $884,651 | 120,854 | Shares | Sole | 2024-05-14 |
| 2023-12-31 | $1,030,884 | 120,854 | Shares | Sole | 2024-02-14 |
| 2023-09-30 | $918,490 | 120,854 | Shares | Sole | 2023-11-08 |
| 2023-06-30 | $866,523 | 120,854 | Shares | Sole | 2023-08-15 |
| 2023-03-31 | $789,050 | 107,500 | Shares | Sole | 2023-05-12 |
| 2022-12-31 | $883,650 | 107,500 | Shares | Sole | 2023-02-15 |
| 2022-09-30 | $927,725 | 107,500 | Shares | Sole | 2022-11-14 |
| 2022-06-30 | $774,000 | 107,500 | Shares | Sole | 2022-08-12 |
| 2022-03-31 | $866,450 | 107,500 | Shares | Sole | 2022-05-18 |
| 2021-12-31 | $705,200 | 107,500 | Shares | Sole | 2022-02-11 |
| 2021-09-30 | $746,991 | 106,409 | Shares | Sole | 2021-11-12 |
| 2021-06-30 | $667,184 | 106,409 | Shares | Sole | 2021-08-13 |
| 2021-03-31 | $672,504 | 106,409 | Shares | Sole | 2021-05-14 |
| 2020-12-31 | $693,786 | 106,409 | Shares | Sole | 2021-02-05 |
| 2020-09-30 | $727,837 | 106,409 | Shares | Sole | 2020-11-06 |
| 2020-06-30 | $532,045 | 106,409 | Shares | Sole | 2020-08-13 |
| 2020-03-31 | $339,444 | 106,409 | Shares | Sole | 2020-05-14 |