MKS Instruments shares owned by Senator Investment Group
Quarter-by-quarter ownership of MKS Instruments (MKSI) shares owned by Senator Investment Group
from 13F filings
Historical chart of Senator Investment Group investment in MKS Instruments
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All positions including MKS Instruments held by Senator Investment Group consolidated in one spreadsheet with up to 7 years of data
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Quarterly reported holdings in MKS Instruments by Senator Investment Group
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2026-06-30 | $29M | 65k | 444.80 |