Glaukos shares owned by William Blair $ Company
Quarter-by-quarter ownership of Glaukos (GKOS) shares owned by William Blair $ Company
from 13F filings
Historical chart of William Blair $ Company investment in Glaukos
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Quarterly reported holdings in Glaukos by William Blair $ Company
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $1.6M | 20k | 81.55 |
| 2025-06-30 | $4.9M | 47k | 103.29 |
| 2025-03-31 | $4.6M | 47k | 98.42 |
| 2024-12-31 | $7.1M | 47k | 149.94 |
| 2024-09-30 | $6.3M | 48k | 130.28 |
| 2024-06-30 | $5.8M | 49k | 118.35 |
| 2024-03-31 | $4.7M | 50k | 94.29 |
| 2023-12-31 | $3.7M | 47k | 79.49 |
| 2023-09-30 | $4.3M | 57k | 75.25 |
| 2023-06-30 | $973k | 14k | 71.21 |
| 2023-03-31 | $680k | 14k | 50.10 |
| 2022-12-31 | $591k | 14k | 43.68 |
| 2022-09-30 | $720k | 14k | 53.25 |
| 2022-06-30 | $1.1M | 24k | 45.44 |
| 2022-03-31 | $1.4M | 24k | 57.80 |
| 2021-12-31 | $1.1M | 24k | 44.43 |
| 2021-09-30 | $1.8M | 38k | 48.16 |
| 2021-06-30 | $2.4M | 28k | 84.84 |
| 2021-03-31 | $2.4M | 29k | 83.94 |
| 2020-12-31 | $2.5M | 33k | 75.25 |
| 2020-09-30 | $2.1M | 42k | 49.52 |
| 2020-06-30 | $1.8M | 47k | 38.41 |
| 2020-03-31 | $1.7M | 57k | 30.86 |
| 2019-12-31 | $4.6M | 85k | 54.47 |
| 2019-09-30 | $4.5M | 72k | 62.52 |
| 2019-06-30 | $2.0M | 26k | 75.41 |
| 2019-03-31 | $2.6M | 33k | 78.38 |
| 2018-12-31 | $1.7M | 30k | 56.17 |
| 2018-09-30 | $1.7M | 27k | 64.91 |
| 2018-06-30 | $1.1M | 28k | 40.64 |
| 2018-03-31 | $2.6M | 85k | 30.83 |
| 2017-12-31 | $2.3M | 91k | 25.65 |
| 2017-09-30 | $3.9M | 117k | 33.00 |
| 2017-06-30 | $3.0M | 72k | 41.46 |
| 2017-03-31 | $2.4M | 48k | 49.87 |
| 2016-12-31 | $1.7M | 49k | 34.30 |
| 2016-09-30 | $1.7M | 45k | 37.75 |
| 2016-06-30 | $882k | 30k | 29.15 |