Waters Corporation shares owned by Partner Fund Management
Quarter-by-quarter ownership of Waters Corporation (WAT) shares owned by Partner Fund Management
from 13F filings
Historical chart of Partner Fund Management investment in Waters Corporation
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Quarterly reported holdings in Waters Corporation by Partner Fund Management
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $9.2M | 31k | 299.81 |
| 2025-06-30 | $15M | 43k | 349.04 |
| 2025-03-31 | $19M | 52k | 368.57 |
| 2024-12-31 | $22M | 59k | 370.98 |
| 2024-09-30 | $18M | 51k | 359.89 |
| 2024-06-30 | $6.0M | 21k | 290.12 |
| 2024-03-31 | $13M | 39k | 344.23 |
| 2023-06-30 | $25M | 95k | 266.54 |
| 2023-03-31 | $29M | 95k | 309.63 |
| 2022-12-31 | $32M | 95k | 342.58 |
| 2022-09-30 | $32M | 118k | 269.53 |
| 2022-06-30 | $39M | 118k | 330.98 |
| 2022-03-31 | $37M | 118k | 310.39 |
| 2021-12-31 | $44M | 118k | 372.60 |
| 2021-09-30 | $42M | 118k | 357.30 |
| 2021-06-30 | $41M | 118k | 345.61 |
| 2021-03-31 | $32M | 113k | 284.17 |
| 2020-12-31 | $23M | 95k | 247.42 |
| 2013-09-30 | $11M | 46k | 240.36 |
| 2013-06-30 | $4.2M | 42k | 100.06 |
| 2011-06-30 | $5.1M | 54k | 95.73 |