Glaukos shares owned by PRIMECAP Management Company
Quarter-by-quarter ownership of Glaukos (GKOS) shares owned by PRIMECAP Management Company
from 13F filings
Historical chart of PRIMECAP Management Company investment in Glaukos
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Quarterly reported holdings in Glaukos by PRIMECAP Management Company
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $184M | 2.3M | 81.55 |
| 2025-06-30 | $189M | 1.8M | 103.29 |
| 2025-03-31 | $120M | 1.2M | 98.42 |
| 2024-12-31 | $182M | 1.2M | 149.94 |
| 2024-09-30 | $162M | 1.2M | 130.28 |
| 2024-06-30 | $145M | 1.2M | 118.35 |
| 2024-03-31 | $80M | 849k | 94.29 |
| 2023-12-31 | $63M | 790k | 79.49 |
| 2023-09-30 | $48M | 639k | 75.25 |
| 2023-06-30 | $44M | 619k | 71.21 |
| 2023-03-31 | $31M | 608k | 50.10 |
| 2022-12-31 | $24M | 551k | 43.68 |
| 2022-09-30 | $29M | 538k | 53.24 |
| 2022-06-30 | $25M | 541k | 45.42 |
| 2022-03-31 | $31M | 533k | 57.82 |
| 2021-12-31 | $24M | 533k | 44.44 |
| 2021-09-30 | $24M | 500k | 48.17 |
| 2021-06-30 | $38M | 445k | 84.83 |
| 2021-03-31 | $37M | 436k | 83.93 |
| 2020-12-31 | $33M | 431k | 75.26 |
| 2020-09-30 | $20M | 408k | 49.52 |
| 2020-06-30 | $15M | 402k | 38.42 |
| 2020-03-31 | $11M | 340k | 30.86 |
| 2019-12-31 | $17M | 318k | 54.47 |
| 2019-09-30 | $18M | 282k | 62.51 |
| 2019-06-30 | $21M | 273k | 75.40 |
| 2019-03-31 | $21M | 273k | 78.37 |
| 2018-12-31 | $15M | 269k | 56.17 |
| 2018-09-30 | $18M | 269k | 64.90 |
| 2018-06-30 | $8.7M | 215k | 40.64 |
| 2018-03-31 | $5.6M | 182k | 30.83 |
| 2017-12-31 | $2.1M | 82k | 25.65 |
More positions owned by PRIMECAP Management Company
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