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Insider Transactions by Lee John Tseng-Chung

Symbol CompanyOwnerRelationshipDateTransactionCost# SharesValue ($)Total SharesFiling
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungPresident & CEOFeb 15, 2024Option Exercise$122.1530,2313,692,717112,441Feb 16, 2024, 02:58 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungPresident & CEODec 01, 2023Option Exercise$84.193,275275,72278,139Dec 05, 2023, 02:36 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungPresident & CEOFeb 15, 2023Option Exercise$100.2920,8622,092,25077,862Feb 16, 2023, 02:52 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungPresident & CEOFeb 15, 2022Option Exercise$152.5513,8392,111,13951,516Feb 16, 2022, 04:33 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungPresident & CEOFeb 16, 2021Option Exercise$172.209,8041,688,24934,001Feb 17, 2021, 06:48 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungPresident & CEOFeb 18, 2020Option Exercise$113.876,301717,49521,471Feb 19, 2020, 05:35 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungPresident & COOFeb 15, 2019Option Exercise$84.707,650647,95511,725Feb 19, 2019, 06:03 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP & COOFeb 20, 2018Sale$115.3813,4321,549,7821,601Feb 21, 2018, 02:00 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP & COOFeb 15, 2018Option Exercise$111.108,245916,01913,433Feb 16, 2018, 05:56 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP & COONov 13, 2017Sale$104.012,113219,7841Nov 14, 2017, 12:23 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP & COOMay 11, 2017Option Exercise$80.501,674134,7571,885May 12, 2017, 04:35 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP & COOFeb 22, 2017Sale$67.9914,7341,001,7651Feb 23, 2017, 01:06 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP & COOFeb 15, 2017Option Exercise$67.706,449436,59714,735Feb 16, 2017, 05:03 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP & COOFeb 10, 2017Option Exercise$66.952,377159,1405,101Feb 14, 2017, 07:21 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP, Business UnitsAug 10, 2016Sale$46.369,955461,5240Aug 11, 2016, 11:07 AM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP, Business UnitsFeb 25, 2016Option Exercise$32.771,61352,85810,611Feb 29, 2016, 01:57 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP, Business UnitsFeb 26, 2016Sale$32.7099432,5049,617Feb 29, 2016, 01:57 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP, Business UnitsFeb 16, 2016Option Exercise$33.222,22573,9158,627Feb 18, 2016, 04:52 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP, Business UnitsFeb 17, 2016Sale$33.261,37145,5997,256Feb 18, 2016, 04:52 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP, Business UnitsFeb 10, 2016Option Exercise$32.702,41679,0035,434Feb 12, 2016, 02:24 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP, Business UnitsFeb 11, 2016Sale$31.961,43545,8634,573Feb 12, 2016, 02:24 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP, Business UnitsMay 29, 2015Option Exercise$30.7434610,635346Jun 02, 2015, 11:11 AM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP, Business UnitsMay 14, 2015Sale$36.3610,747390,7501May 15, 2015, 09:07 AM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP, Business UnitsFeb 25, 2015Option Exercise$35.831,61657,90110,748Feb 26, 2015, 10:33 AM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP, Business UnitsFeb 23, 2015Option Exercise$35.601,06437,8787,395Feb 25, 2015, 10:04 AM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP, Business UnitsFeb 10, 2015Option Exercise$35.862,41786,6745,187Feb 11, 2015, 05:22 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP, Business UnitsNov 28, 2014Option Exercise$24.3343110,485431Dec 02, 2014, 08:25 AM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP, Business UnitsJun 13, 2014Sale$29.559,128269,6960Jun 16, 2014, 10:28 AM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP, Business UnitsMay 30, 2014Option Exercise$24.5243310,6189,128Jun 04, 2014, 09:51 AM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP, Business UnitsFeb 28, 2014Option Exercise$30.061,05031,5638,695Mar 03, 2014, 01:22 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP and GM, Business UnitsFeb 24, 2014Option Exercise$30.021,06531,9713,170Feb 27, 2014, 01:01 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP and GM, Business UnitsFeb 25, 2014Option Exercise$29.771,61848,1686,519Feb 27, 2014, 01:01 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP, HPS, Controls & PFMCNov 29, 2013Buy$23.9644310,615964Dec 04, 2013, 12:29 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP, HPS, Controls & PFMCMay 31, 2013Buy$20.4252010,617520Jun 04, 2013, 10:47 AM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP, HPS, Controls & PFMCMar 14, 2013Sale$27.648,160225,5020Mar 15, 2013, 10:06 AM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP, HPS, Controls & PFMCMar 04, 2013Option Exercise$26.961,59843,0828,160Mar 05, 2013, 02:02 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP, HPS, Controls & PFMCFeb 28, 2013Option Exercise$27.141,05228,5514,861Mar 04, 2013, 01:02 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP, HPS, Controls & PFMCFeb 25, 2013Option Exercise$26.921,06028,5352,689Feb 26, 2013, 09:32 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP, Controls & PFMCNov 30, 2012Buy$20.614799,874479Dec 05, 2012, 04:51 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP, Controls & PFMCAug 06, 2012Sale$26.672,86876,4980Aug 07, 2012, 01:53 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP, Controls & PFMCMay 31, 2012Option Exercise$22.2347810,6252,868Jun 07, 2012, 12:59 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP, Controls & PFMCMar 16, 2012Option Exercise$29.601,11132,8862,390Mar 19, 2012, 02:54 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP, Controls & PFMCMar 09, 2012Sale$29.138,595250,3380Mar 12, 2012, 10:00 AM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP, Controls & PFMCMar 05, 2012Option Exercise$28.461,55344,1988,595Mar 06, 2012, 08:17 AM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP, Controls & PFMCFeb 28, 2012Option Exercise$30.632,21267,7545,253Mar 01, 2012, 12:48 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP, Controls & PFMCNov 30, 2011Option Exercise$21.6249110,617491Dec 05, 2011, 10:10 AM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungSr. VP, Controls & PFMCNov 08, 2011Sale$27.563,14086,5451Nov 14, 2011, 09:48 AM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungGroup VPOct 10, 2011Option Exercise$23.721,19128,2513,141Oct 12, 2011, 11:31 AM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungGroup VPMay 31, 2011Option Exercise$18.2658210,626582Jun 02, 2011, 03:41 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungGroup VPMar 16, 2011Option Exercise$28.511,28536,6354,449Mar 18, 2011, 10:56 AM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungGroup VPMar 17, 2011Sale$29.314,449130,3820Mar 18, 2011, 10:56 AM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungGroup VPMar 10, 2011Option Exercise$29.531,29638,2712,234Mar 14, 2011, 04:12 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungGroup VP, CIT and PFMCMar 08, 2011Sale$31.826,129195,0250Mar 09, 2011, 11:57 AM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungGroup VP, CIT and PFMCMar 04, 2011Option Exercise$32.051,79757,5946,129Mar 07, 2011, 11:51 AM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungGroup VP, CIT and PFMCFeb 28, 2011Option Exercise$30.021,37641,3083,030Mar 02, 2011, 03:43 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungGroup VP, CIT ProductsNov 30, 2010Option Exercise$16.1965610,621656Dec 02, 2010, 05:03 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungGroup VP, CIT ProductsNov 05, 2010Sale$21.602,37451,2780Nov 09, 2010, 04:31 PM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungGroup VP, CIT ProductsOct 08, 2010Option Exercise$18.501,37625,4562,375Oct 12, 2010, 09:38 AM
MKSIMKS INSTRUMENTS INCLee John Tseng-ChungGroup VP, CIT ProductsOct 08, 2010Option Exercise$18.501,37625,4562,375Oct 12, 2010, 09:38 AM