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MKSI - As of  09/24/24, 07:02:07 PM:   52 Insider Transactions.

Sector: Industrial Goods    Industry: Diversified Machinery
Prev Close:$44.88  Avg Vol(3m): 309,119  P/E: 22.60  EPS: 1.98

Email this page to a friend.    Insider Transactions for MKSI

Buy/Sell* Filed Date Subject Symbol Acquirer Pct Owned Details
B 2020-02-14 12:07:09.0 MKS INSTRUMENTS INC MKSI VANGUARD GROUP INC 9.31% view
S 2020-01-30 10:24:01.0 MKS INSTRUMENTS INC MKSI WELLINGTON MANAGEMENT GROUP LLP 4.47% view
B 2019-02-06 15:04:44.0 MKS INSTRUMENTS INC MKSI BlackRock Inc 8.66% view
S 2018-02-09 09:47:32.0 MKS INSTRUMENTS INC MKSI DIMENSIONAL FUND ADVISORS LP 5.14% view
S 2018-01-23 14:16:37.0 MKS INSTRUMENTS INC MKSI WELLINGTON MANAGEMENT GROUP LLP 5.27% view
B 2017-02-10 11:14:48.0 MKS INSTRUMENTS INC MKSI VANGUARD GROUP INC 8.37% view
S 2017-02-09 08:54:57.0 MKS INSTRUMENTS INC MKSI DIMENSIONAL FUND ADVISORS LP 7.89% view
B 2017-01-12 17:08:50.0 MKS INSTRUMENTS INC MKSI BlackRock Inc 11.5% view
B 2016-02-10 09:20:10.0 MKS INSTRUMENTS INC MKSI VANGUARD GROUP INC 7.61% view
S 2016-01-26 16:40:23.0 MKS INSTRUMENTS INC MKSI BlackRock Inc 9.13% view
B 2015-02-11 10:07:48.0 MKS INSTRUMENTS INC MKSI DIMENSIONAL FUND ADVISORS LP 6.81% view
B 2015-01-13 15:09:46.0 MKS INSTRUMENTS INC MKSI ROYCE & ASSOCIATES LLC 6.47% view
S 2014-02-10 16:29:20.0 MKS INSTRUMENTS INC MKSI DIMENSIONAL FUND ADVISORS LP 14.91% view
S 2014-01-29 21:44:47.0 MKS INSTRUMENTS INC MKSI KORNITZER CAPITAL MANAGEMENT INC 0.0% view
S 2014-01-13 12:11:48.0 MKS INSTRUMENTS INC MKSI VANGUARD GROUP INC 5.88% view
S 2013-02-07 18:51:36.0 MKS INSTRUMENTS INC MKSI BlackRock Inc 7.74% view
S 2013-01-14 14:31:22.0 MKS INSTRUMENTS INC MKSI ROYCE & ASSOCIATES LLC 6.37% view
B 2012-02-10 08:15:39.0 MKS INSTRUMENTS INC MKSI VANGUARD GROUP INC 5.24% view
B 2012-01-20 15:38:17.0 MKS INSTRUMENTS INC MKSI ROYCE & ASSOCIATES LLC 14.25% view
S 2011-02-11 14:19:03.0 MKS INSTRUMENTS INC MKSI BERTUCCI CLAIRE R 2.7% view
B 2011-02-11 11:54:23.0 MKS INSTRUMENTS INC MKSI BlackRock Inc 8.78% view
S 2011-01-21 10:16:30.0 MKS INSTRUMENTS INC MKSI ROYCE & ASSOCIATES LLC 14.16% view
S 2010-02-16 15:10:00.0 MKS INSTRUMENTS INC MKSI BERTUCCI JOHN R 6.2% view
S 2010-02-08 10:42:31.0 MKS INSTRUMENTS INC MKSI BlackRock Inc 14.68% view
B 2010-01-22 14:58:12.0 MKS INSTRUMENTS INC MKSI DIMENSIONAL FUND ADVISORS INC 8.64% view
B 2009-02-05 13:31:48.0 MKS INSTRUMENTS INC MKSI BARCLAYS GLOBAL INVESTORS NA 15.37% view
B 2009-01-09 16:31:33.0 MKS INSTRUMENTS INC MKSI KORNITZER CAPITAL MANAGEMENT INC 5.57% view
B 2008-02-07 12:00:28.0 MKS INSTRUMENTS INC MKSI BERTUCCI CLAIRE R 8.5% view
B 2008-02-05 17:29:24.0 MKS INSTRUMENTS INC MKSI BARCLAYS GLOBAL INVESTORS NA 14.46% view
B 2007-10-10 13:12:41.0 MKS INSTRUMENTS INC MKSI FMR LLC 11.1% view
S 2007-02-14 16:56:40.0 MKS INSTRUMENTS INC MKSI FMR CORP 2.1% view
S 2007-02-12 11:58:59.0 MKS INSTRUMENTS INC MKSI BERTUCCI CLAIRE R 11.7% view
B 2007-02-08 19:39:38.0 MKS INSTRUMENTS INC MKSI DIMENSIONAL FUND ADVISORS INC 6.62% view
S 2007-01-23 16:27:54.0 MKS INSTRUMENTS INC MKSI EMERSON ELECTRIC CO 4.9% view
B 2006-12-22 16:03:19.0 MKS INSTRUMENTS INC MKSI BERTUCCI JOHN R 11.7% view
S 2006-12-20 15:22:54.0 MKS INSTRUMENTS INC MKSI EMERSON ELECTRIC CO 7.4% view
S 2006-10-12 16:21:19.0 MKS INSTRUMENTS INC MKSI EMERSON ELECTRIC CO 10.4% view
S 2006-08-14 20:33:49.0 MKS INSTRUMENTS INC MKSI EMERSON ELECTRIC CO 26.1% view
S 2006-06-28 00:00:00.0 MKS INSTRUMENTS INC MKSI EMERSON ELECTRIC CO 28.9% view
S 2006-05-10 00:00:00.0 MKS INSTRUMENTS INC MKSI EMERSON ELECTRIC CO 32.0% view
B 2006-03-10 00:00:00.0 MKS INSTRUMENTS INC MKSI FMR CORP n/a view
S 2006-02-13 00:00:00.0 MKS INSTRUMENTS INC MKSI BERTUCCI JOHN R 8.6% view
B 2006-02-06 00:00:00.0 MKS INSTRUMENTS INC MKSI FMR CORP n/a view
B 2005-02-15 00:00:00.0 MKS INSTRUMENTS INC MKSI BERTUCCI JOHN R 17.8% view
S 2005-02-14 00:00:00.0 MKS INSTRUMENTS INC MKSI TCW GROUP INC 5.1% view
S 2004-02-13 00:00:00.0 MKS INSTRUMENTS INC MKSI BERTUCCI JOHN R 9.8% view
S 2004-02-13 00:00:00.0 MKS INSTRUMENTS INC MKSI PRICE T ROWE ASSOCIATES INC 5.7% view
S 2003-10-21 00:00:00.0 MKS INSTRUMENTS INC MKSI EMERSON ELECTRIC CO 51.5% view
B 2003-02-12 00:00:00.0 MKS INSTRUMENTS INC MKSI BERTUCCI JOHN R 10.6% view
S 2003-02-12 00:00:00.0 MKS INSTRUMENTS INC MKSI BERTUCCI JOHN R 20.74% view
B 2002-02-08 00:00:00.0 MKS INSTRUMENTS INC MKSI KOPP INVESTMENT ADVISORS INC n/a view
B 2001-02-14 00:00:00.0 MKS INSTRUMENTS INC MKSI BERTUCCI JOHN R 35.7% view
* Institutions do not report transaction buy/sell types directly. To help members better understand the transactions, this column is filled by InsiderCow's best-effort interpretations.