MKS Instruments shares owned by Westfield Capital Management Company
Quarter-by-quarter ownership of MKS Instruments (MKSI) shares owned by Westfield Capital Management Company
from 13F filings
Historical chart of Westfield Capital Management Company investment in MKS Instruments
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Quarterly reported holdings in MKS Instruments by Westfield Capital Management Company
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $40M | 323k | 123.77 |
| 2024-09-30 | $2.6M | 24k | 108.71 |
| 2024-06-30 | $3.1M | 24k | 130.58 |
| 2024-03-31 | $83M | 620k | 133.00 |
| 2023-12-31 | $61M | 590k | 102.87 |
| 2022-09-30 | $64M | 768k | 82.64 |
| 2022-06-30 | $73M | 707k | 102.63 |
| 2022-03-31 | $87M | 577k | 150.00 |
| 2021-12-31 | $96M | 552k | 174.17 |
| 2021-09-30 | $84M | 554k | 150.91 |
| 2021-06-30 | $64M | 358k | 177.95 |
| 2021-03-31 | $60M | 325k | 185.42 |
| 2020-12-31 | $50M | 329k | 150.45 |
| 2020-09-30 | $32M | 291k | 109.23 |
| 2020-06-30 | $23M | 205k | 113.24 |
| 2020-03-31 | $21M | 255k | 81.45 |
| 2019-12-31 | $23M | 212k | 110.01 |
| 2018-12-31 | $12M | 191k | 64.61 |
| 2018-09-30 | $24M | 303k | 80.15 |
| 2018-03-31 | $18M | 155k | 115.65 |
| 2017-09-30 | $14M | 148k | 94.45 |
More positions owned by Westfield Capital Management Company
View all positions for Westfield Capital Management Company