PRIMECAP MANAGEMENT CO/CA/
Holdings in ROCK
Position Over Time
| Report Date | Value (USD) | Shares | Type | Discretion | Filed |
|---|---|---|---|---|---|
| 2025-12-31 | $4,726,464 | 95,600 | Shares | Sole | 2026-02-11 |
| 2025-09-30 | $6,003,680 | 95,600 | Shares | Sole | 2025-11-12 |
| 2025-06-30 | $5,640,400 | 95,600 | Shares | Sole | 2025-08-11 |
| 2025-03-31 | $6,000,918 | 102,300 | Shares | Sole | 2025-05-09 |
| 2024-12-31 | $6,025,470 | 102,300 | Shares | Sole | 2025-02-10 |
| 2024-09-30 | $7,153,839 | 102,300 | Shares | Sole | 2024-11-08 |
| 2024-06-30 | $7,012,665 | 102,300 | Shares | Sole | 2024-08-09 |
| 2024-03-31 | $8,238,219 | 102,300 | Shares | Sole | 2024-05-14 |
| 2023-12-31 | $8,079,654 | 102,300 | Shares | Sole | 2024-02-09 |
| 2023-09-30 | $7,675,887 | 113,700 | Shares | Sole | 2023-11-13 |
| 2023-06-30 | $10,142,704 | 161,200 | Shares | Sole | 2023-08-11 |
| 2023-03-31 | $11,984,350 | 247,100 | Shares | Sole | 2023-05-15 |
| 2022-12-31 | $11,336,948 | 247,100 | Shares | Sole | 2023-02-13 |
| 2022-09-30 | $12,590,068 | 307,600 | Shares | Sole | 2022-11-14 |
| 2022-06-30 | $12,481,375 | 322,100 | Shares | Sole | 2022-08-11 |
| 2022-03-31 | $15,337,445 | 357,100 | Shares | Sole | 2022-05-11 |
| 2021-12-31 | $24,744,948 | 371,100 | Shares | Sole | 2022-02-11 |
| 2021-09-30 | $25,847,115 | 371,100 | Shares | Sole | 2021-11-12 |
| 2021-06-30 | $28,394,951 | 372,100 | Shares | Sole | 2021-08-10 |
| 2021-03-31 | $34,307,099 | 374,900 | Shares | Sole | 2021-05-14 |
| 2020-12-31 | $26,970,306 | 374,900 | Shares | Sole | 2021-02-08 |
| 2020-09-30 | $24,727,144 | 379,600 | Shares | Sole | 2020-11-13 |
| 2020-06-30 | $18,464,646 | 384,600 | Shares | Sole | 2020-08-13 |
| 2020-03-31 | $16,343,936 | 380,800 | Shares | Sole | 2020-05-14 |