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MKS Instruments shares owned by Massachusetts Financial Services

Quarter-by-quarter ownership of MKS Instruments (MKSI) shares owned by Massachusetts Financial Services from 13F filings

Historical chart of Massachusetts Financial Services investment in MKS Instruments

Tip: Access up to 7 years of quarterly data

All positions including MKS Instruments held by Massachusetts Financial Services consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in MKS Instruments by Massachusetts Financial Services

Quarter filed Position value Share count Share price at filing
2026-06-30 $22M 50k 444.80
2021-09-30 $53M 352k 150.91
2021-06-30 $156M 875k 177.95
2021-03-31 $165M 888k 185.42
2020-12-31 $131M 867k 150.45
2020-09-30 $73M 669k 109.23
2020-06-30 $35M 313k 113.24
2014-09-30 $2.0M 59k 33.38
2014-06-30 $1.8M 57k 31.25
2014-03-31 $1.5M 52k 29.89
2013-12-31 $2.0M 68k 29.92
2013-09-30 $1.7M 65k 26.59
2013-06-30 $1.6M 61k 26.54