MKS INSTRUMENTS INC

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MKS INSTRUMENTS INC

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Trade Date Insider Title Buy or Sell Quantity Security Type Price Proceeds Transaction Conviction Position Quantity Position Value Positon Conviction SEC Link Nature of Ownership
2020-07-02Gerard G Colella-Buy8,574Common Stock$0.00$0.00  -10,565$0.00  1.92     [Low]Form 4-
2020-07-02Gerard G Colella-Buy7,086Common Stock$0.00$0.00  -17,651$0.00  3.21     [Low]Form 4-
2020-07-02Gerard G Colella-Buy6,607Common Stock$0.00$0.00  -24,258$0.00  4.41     [Low]Form 4-
2020-07-02Gerard G Colella-Buy6,606Common Stock$0.00$0.00  -30,864$0.00  5.62     [Average]Form 4-
2020-07-02Gerard G Colella-Buy5,038Common Stock$0.00$0.00  -35,902$0.00  6.53     [Average]Form 4-
2020-07-02Gerard G Colella-Buy5,038Common Stock$0.00$0.00  -40,939$0.00  7.45     [Average]Form 4-
2020-07-02Gerard G Colella-Buy7,261Common Stock$0.00$0.00  -48,200$0.00  8.77     [Average]Form 4-
2020-07-02Gerard G Colella-Buy7,261Common Stock$0.00$0.00  -55,461$0.00  10.09    [Average]Form 4-
2020-07-02Gerard G Colella-Buy7,552Common Stock$0.00$0.00  -63,013$0.00  11.46    [Average]Form 4-
2020-07-02Gerard G Colella-Buy7,552Common Stock$0.00$0.00  -70,565$0.00  12.84    [Average]Form 4-
2020-07-02Gerard G Colella-Buy7,551Common Stock$0.00$0.00  -78,116$0.00  14.21    [Average]Form 4-
2020-07-02Gerard G Colella-Sell32,316Common Stock$113.79$3,677,237.64  5.88     [ Very High ]45,800$5,211,564.93  8.33     [Average]Form 4-
2020-07-06Seth H BagshawSr. VP, CFO & TreasurerSell5,000Common Stock$116.84$584,200.00  0.91     [ High ]24,169$2,823,955.03  4.40     [Low]Form 4-
2020-05-01Gerard G Colella-Sell5,000Common Stock$96.55$482,750.00  0.91     [ High ]49,786$4,806,838.30  9.06     [Average]Form 4By The Gerald G. Colella Living Trust
2020-05-05Elizabeth Mora-Sell1,005Common Stock$96.77$97,253.85  0.18     [ Low ]14,413$1,394,712.14  2.62     [Low]Form 4-
2020-05-05Gregory R Beecher-Sell18,143Common Stock$95.95$1,740,820.85  3.30     [ Very High ]1,981$190,043.37  0.36     [Very Low]Form 4-
2020-05-19Gerard G Colella-Sell5,000Common Stock$100.17$500,850.00  0.91     [ High ]44,786$4,486,213.62  8.15     [Average]Form 4By The Gerald G. Colella Living Trust
2020-05-11Raj Batra-Buy1,989Common Stock$0.00$0.00  -6,083$0.00  1.11     [Very Low]Form 4-
2020-05-11Gerard G Colella-Buy1,989Common Stock$0.00$0.00  -1,991$0.00  0.36     [Very Low]Form 4-
2020-05-11Joseph B Donahue-Buy1,989Common Stock$0.00$0.00  -1,989$0.00  0.36     [Very Low]Form 4-
2020-05-11Janice K Henry-Buy1,989Common Stock$0.00$0.00  -1,989$0.00  0.36     [Very Low]Form 4-
2020-05-11Jacqueline F Moloney-Buy1,989Common Stock$0.00$0.00  -8,894$0.00  1.62     [Low]Form 4-
2020-05-11Elizabeth Mora-Buy1,989Common Stock$0.00$0.00  -16,401$0.00  2.98     [Low]Form 4-
2020-05-11Michelle M Warner-Buy1,989Common Stock$0.00$0.00  -3,969$0.00  0.72     [Very Low]Form 4-
2020-06-01Elizabeth Mora-Sell450Common Stock$105.09$47,290.50  0.08     [ Very Low ]15,951$1,676,323.17  2.90     [Low]Form 4-
2020-06-12Jacqueline F Moloney-Sell450Common Stock$0.00$0.00  -8,444$0.00  1.54     [Low]Form 4-
2020-07-22Seth H BagshawSr. VP, CFO & TreasurerSell5Common Stock$123.00$615.00  -24,164$2,972,223.66  4.40     [Low]Form 4-
2020-07-23Seth H BagshawSr. VP, CFO & TreasurerSell2,062Common Stock$123.57$254,801.34  0.38     [ Average ]22,102$2,731,196.04  4.02     [Low]Form 4-
2020-07-23Seth H BagshawSr. VP, CFO & TreasurerSell1,493Common Stock$125.09$186,759.37  0.27     [ Low ]20,609$2,578,032.35  3.75     [Low]Form 4-
2020-07-23Seth H BagshawSr. VP, CFO & TreasurerSell1,440Common Stock$126.07$181,540.80  0.26     [ Low ]19,169$2,416,688.78  3.49     [Low]Form 4-
2020-08-03Gerard G Colella-Sell6,000Common Stock$128.37$770,220.00  1.09     [ High ]82,596$10,602,848.52  15.03    [High]Form 4By The Gerald G. Colella Living Trust
2020-09-01Elizabeth Mora-Sell450Common Stock$120.28$54,126.00  0.08     [ Very Low ]15,501$1,864,497.57  2.81     [Low]Form 4-
2020-09-16James Alan SchreinerSr. VP & COOBuy1,433Common Stock$0.00$0.00  -1,433$0.00  0.26     [Very Low]Form 4-
2020-09-16James Alan SchreinerSr. VP & COOSell421Common Stock$106.05$44,647.05  0.08     [ Very Low ]1,012$107,322.60  0.18     [Very Low]Form 4-
2020-11-23Jacqueline F Moloney-Sell368Common Stock$0.00$0.00  -8,076$0.00  1.46     [Low]Form 4-
2020-12-01Elizabeth Mora-Sell450Common Stock$139.54$62,793.00  0.08     [ Very Low ]15,051$2,100,259.80  2.73     [Low]Form 4-
2020-12-04Seth H BagshawSr. VP, CFO & TreasurerBuy249Common Stock$0.00$0.00  -19,538$0.00  3.54     [Low]Form 4-
2020-12-04Seth H BagshawSr. VP, CFO & TreasurerBuy277Common Stock$0.00$0.00  -19,815$0.00  3.59     [Low]Form 4-
2020-12-04Seth H BagshawSr. VP, CFO & TreasurerSell526Common Stock$151.71$79,799.46  0.10     [ Low ]19,289$2,926,271.99  3.50     [Low]Form 4-
2020-12-08Gerard G Colella-Sell24,934Common Stock$0.00$0.00  -0$0.00  -Form 4By The Gerald G. Colella 2018 Grantor Trust
2021-02-16John Tseng-chung LeePresident & CEOBuy1,990Common Stock$0.00$0.00  -23,698$0.00  4.30     [Low]Form 4-
2021-02-16John Tseng-chung LeePresident & CEOBuy1,951Common Stock$0.00$0.00  -25,649$0.00  4.65     [Low]Form 4-
2021-02-16John Tseng-chung LeePresident & CEOBuy263Common Stock$0.00$0.00  -25,912$0.00  4.70     [Low]Form 4-
2021-02-16John Tseng-chung LeePresident & CEOBuy258Common Stock$0.00$0.00  -26,169$0.00  4.75     [Low]Form 4-
2021-02-16John Tseng-chung LeePresident & CEOBuy3,066Common Stock$0.00$0.00  -29,235$0.00  5.30     [Average]Form 4-
2021-02-16John Tseng-chung LeePresident & CEOBuy2,755Common Stock$0.00$0.00  -31,990$0.00  5.80     [Average]Form 4-
2021-02-16John Tseng-chung LeePresident & CEOBuy7,534Common Stock$0.00$0.00  -39,524$0.00  7.17     [Average]Form 4-
2021-02-16John Tseng-chung LeePresident & CEOBuy4,281Common Stock$0.00$0.00  -43,805$0.00  7.94     [Average]Form 4-
2021-02-16John Tseng-chung LeePresident & CEOSell9,804Common Stock$172.20$1,688,248.80  1.78     [ High ]34,001$5,854,975.64  6.17     [Average]Form 4-
2021-02-16Seth H BagshawSr. VP, CFO & TreasurerBuy2,202Common Stock$0.00$0.00  -21,490$0.00  3.90     [Low]Form 4-
2021-02-16Seth H BagshawSr. VP, CFO & TreasurerBuy1,871Common Stock$0.00$0.00  -23,361$0.00  4.24     [Low]Form 4-
2021-02-16Seth H BagshawSr. VP, CFO & TreasurerBuy2,942Common Stock$0.00$0.00  -26,303$0.00  4.77     [Low]Form 4-
2021-02-16Seth H BagshawSr. VP, CFO & TreasurerBuy2,643Common Stock$0.00$0.00  -28,945$0.00  5.25     [Average]Form 4-
2021-02-16Seth H BagshawSr. VP, CFO & TreasurerBuy3,999Common Stock$0.00$0.00  -32,944$0.00  5.98     [Average]Form 4-
2021-02-16Seth H BagshawSr. VP, CFO & TreasurerBuy2,180Common Stock$0.00$0.00  -35,124$0.00  6.37     [Average]Form 4-
2021-02-16Seth H BagshawSr. VP, CFO & TreasurerSell6,714Common Stock$172.20$1,156,150.80  1.22     [ High ]28,410$4,892,272.60  5.15     [Average]Form 4-
2021-02-16Kathleen Flaherty BurkeSr. VP, GC & SecretaryBuy1,071Common Stock$0.00$0.00  -35,616$0.00  6.46     [Average]Form 4-
2021-02-16Kathleen Flaherty BurkeSr. VP, GC & SecretaryBuy1,050Common Stock$0.00$0.00  -36,666$0.00  6.65     [Average]Form 4-
2021-02-16Kathleen Flaherty BurkeSr. VP, GC & SecretaryBuy1,291Common Stock$0.00$0.00  -37,957$0.00  6.88     [Average]Form 4-
2021-02-16Kathleen Flaherty BurkeSr. VP, GC & SecretaryBuy1,574Common Stock$0.00$0.00  -39,531$0.00  7.17     [Average]Form 4-
2021-02-16Kathleen Flaherty BurkeSr. VP, GC & SecretaryBuy1,844Common Stock$0.00$0.00  -41,375$0.00  7.50     [Average]Form 4-
2021-02-16Kathleen Flaherty BurkeSr. VP, GC & SecretaryBuy1,280Common Stock$0.00$0.00  -42,655$0.00  7.74     [Average]Form 4-
2021-02-16Kathleen Flaherty BurkeSr. VP, GC & SecretarySell3,225Common Stock$172.20$555,345.00  0.58     [ Average ]39,430$6,789,883.88  7.15     [Average]Form 4-
2021-02-16James Alan SchreinerSr. VP & COOBuy1,001Common Stock$0.00$0.00  -2,013$0.00  0.37     [Very Low]Form 4-
2021-02-16James Alan SchreinerSr. VP & COOBuy695Common Stock$0.00$0.00  -2,708$0.00  0.49     [Very Low]Form 4-
2021-02-16James Alan SchreinerSr. VP & COOSell498Common Stock$172.20$85,755.60  0.09     [ Very Low ]2,210$380,562.00  0.40     [Very Low]Form 4-
2021-02-16David Philip HenrySVP, Corp Mkt, PMO & Glob SvcBuy1,170Common Stock$0.00$0.00  -1,844$0.00  0.33     [Very Low]Form 4-
2021-02-16David Philip HenrySVP, Corp Mkt, PMO & Glob SvcSell344Common Stock$172.20$59,236.80  0.06     [ Very Low ]1,500$258,334.44  0.27     [Very Low]Form 4-
2021-03-01Elizabeth Mora-Sell450Common Stock$168.00$75,600.00  0.08     [ Very Low ]14,601$2,453,020.08  2.64     [Low]Form 4-
2021-03-17Jacqueline F Moloney-Sell285Common Stock$0.00$0.00  -7,791$0.00  1.41     [Low]Form 4-
2021-04-13Mark Milton GitinSVP & GM, L&M DivisionBuy713Common Stock$0.00$0.00  -5,050$0.00  0.91     [Very Low]Form 4-
2021-04-13Mark Milton GitinSVP & GM, L&M DivisionSell247Common Stock$186.52$46,070.44  0.04     [ Very Low ]4,803$895,864.89  0.87     [Very Low]Form 4-
2021-04-13David Philip HenrySVP, Corp Mkt, PMO & Glob SvcBuy356Common Stock$0.00$0.00  -1,857$0.00  0.34     [Very Low]Form 4-
2021-04-13David Philip HenrySVP, Corp Mkt, PMO & Glob SvcSell105Common Stock$186.52$19,584.60  0.02     [ Very Low ]1,752$326,704.70  0.32     [Very Low]Form 4-
2021-04-13Eric Robert TarantoSVP & GM, V&A DivisionBuy627Common Stock$0.00$0.00  -4,264$0.00  0.77     [Very Low]Form 4-
2021-04-13Eric Robert TarantoSVP & GM, V&A DivisionSell185Common Stock$186.52$34,506.20  0.03     [ Very Low ]4,079$760,725.55  0.74     [Very Low]Form 4-
2021-04-15David Philip HenrySVP, Corp Mkt, PMO & Glob SvcBuy479Common Stock$0.00$0.00  -2,231$0.00  0.40     [Very Low]Form 4-
2021-04-15David Philip HenrySVP, Corp Mkt, PMO & Glob SvcSell141Common Stock$188.26$26,544.66  0.03     [ Very Low ]2,090$393,384.33  0.38     [Very Low]Form 4-
2021-04-15Eric Robert TarantoSVP & GM, V&A DivisionBuy787Common Stock$0.00$0.00  -4,866$0.00  0.88     [Very Low]Form 4-
2021-04-15Eric Robert TarantoSVP & GM, V&A DivisionSell231Common Stock$188.26$43,488.06  0.04     [ Very Low ]4,635$872,494.74  0.84     [Very Low]Form 4-
2021-04-15Seth H BagshawSr. VP, CFO & TreasurerSell1,400Common Stock$184.36$258,104.00  0.25     [ Low ]27,010$4,979,639.19  4.89     [Average]Form 4-
2021-04-15Seth H BagshawSr. VP, CFO & TreasurerSell704Common Stock$185.39$130,514.56  0.13     [ Low ]26,306$4,876,945.35  4.76     [Average]Form 4-
2021-04-15Seth H BagshawSr. VP, CFO & TreasurerSell1,741Common Stock$186.65$324,957.65  0.32     [ Average ]24,565$4,585,133.78  4.45     [Low]Form 4-
2021-04-15Seth H BagshawSr. VP, CFO & TreasurerSell4,955Common Stock$187.78$930,449.90  0.90     [ High ]19,610$3,682,442.79  3.55     [Low]Form 4-
2021-04-15Seth H BagshawSr. VP, CFO & TreasurerSell200Common Stock$188.40$37,680.00  0.04     [ Very Low ]19,410$3,656,921.24  3.51     [Low]Form 4-
2021-04-19Eric Robert TarantoSVP & GM, V&A DivisionBuy934Common Stock$0.00$0.00  -5,569$0.00  1.01     [Very Low]Form 4-
2021-04-19Eric Robert TarantoSVP & GM, V&A DivisionSell275Common Stock$181.04$49,786.00  0.05     [ Very Low ]5,294$958,338.86  0.96     [Very Low]Form 4-
2021-04-19Mark Milton GitinSVP & GM, L&M DivisionBuy1,797Common Stock$0.00$0.00  -6,600$0.00  1.20     [Very Low]Form 4-
2021-04-19Mark Milton GitinSVP & GM, L&M DivisionSell891Common Stock$181.04$161,306.64  0.16     [ Low ]5,709$1,033,566.41  1.03     [Very Low]Form 4-
2021-04-29Eric Robert TarantoSVP & GM, V&A DivisionSell1,788Common Stock$185.29$331,298.52  0.32     [ Average ]3,506$649,537.80  0.63     [Very Low]Form 4-
2021-04-30Mark Milton GitinSVP & GM, L&M DivisionSell1,301Common Stock$181.79$236,508.79  0.24     [ Low ]4,338$788,614.11  0.79     [Very Low]Form 4-