GAMCO INVESTORS, INC. ET AL
Holdings in ROCK
Position Over Time
| Report Date | Value (USD) | Shares | Type | Discretion | Filed |
|---|---|---|---|---|---|
| 2025-12-31 | $4,512,388 | 91,270 | Shares | Sole | 2026-02-05 |
| 2025-09-30 | $5,744,316 | 91,470 | Shares | Sole | 2025-11-12 |
| 2025-06-30 | $5,461,630 | 92,570 | Shares | Sole | 2025-08-13 |
| 2025-03-31 | $5,274,707 | 89,920 | Shares | Sole | 2025-05-14 |
| 2024-12-31 | $5,137,258 | 87,220 | Shares | Sole | 2025-02-13 |
| 2024-09-30 | $6,268,874 | 89,645 | Shares | Sole | 2024-11-14 |
| 2024-06-30 | $6,194,863 | 90,370 | Shares | Sole | 2024-08-13 |
| 2024-03-31 | $7,261,390 | 90,170 | Shares | Sole | 2024-05-14 |
| 2023-12-31 | $7,129,524 | 90,270 | Shares | Sole | 2024-02-14 |
| 2023-09-30 | $6,134,633 | 90,870 | Shares | Sole | 2023-11-08 |
| 2023-06-30 | $5,783,606 | 91,920 | Shares | Sole | 2023-08-15 |
| 2023-03-31 | $4,118,620 | 84,920 | Shares | Sole | 2023-05-12 |
| 2022-12-31 | $3,827,309 | 83,420 | Shares | Sole | 2023-02-15 |
| 2022-09-30 | $3,464,724 | 84,650 | Shares | Sole | 2022-11-14 |
| 2022-06-30 | $2,976,000 | 76,800 | Shares | Sole | 2022-08-12 |
| 2022-03-31 | $2,933,485 | 68,300 | Shares | Sole | 2022-05-18 |
| 2021-12-31 | $3,487,364 | 52,300 | Shares | Sole | 2022-02-11 |
| 2021-09-30 | $3,503,395 | 50,300 | Shares | Sole | 2021-11-12 |
| 2021-06-30 | $3,716,297 | 48,700 | Shares | Sole | 2021-08-13 |
| 2021-03-31 | $4,310,121 | 47,100 | Shares | Sole | 2021-05-14 |
| 2020-12-31 | $3,589,806 | 49,900 | Shares | Sole | 2021-02-05 |
| 2020-09-30 | $3,250,486 | 49,900 | Shares | Sole | 2020-11-06 |
| 2020-06-30 | $2,482,117 | 51,700 | Shares | Sole | 2020-08-13 |