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MKS Instruments shares owned by Citadel Advisors

Quarter-by-quarter ownership of MKS Instruments (MKSI) shares owned by Citadel Advisors from 13F filings

Historical chart of Citadel Advisors investment in MKS Instruments

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All positions including MKS Instruments held by Citadel Advisors consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in MKS Instruments by Citadel Advisors

Quarter filed Position value Share count Share price at filing
2013-03-31 $3.0M 110k 27.19
2012-12-31 $2.2M 86k 25.78
2012-09-30 $1.1M 43k 25.50
2012-06-30 $1.3M 46k 28.93
2012-03-31 $902k 31k 29.52
2011-12-31 $34k 1.2k 27.58
2011-09-30 $712k 33k 21.71
2011-06-30 $917k 35k 26.43
2011-03-31 $715k 21k 33.45
2010-12-31 $4.0k 182 21.98