Form4insider filings, from the source

Company · CIK 0001049502 · SIC 3823 — Industrial Instruments For Measurement, Display, and Control · Nasdaq

MKS INC · MKSI

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $126k · 1sales $29.1M · 126net −$29.0M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesJan 2015Dec 2016Nov 2018Nov 2020Oct 2022Sep 2024Sep 2026

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Apr 16, 2015 SForm 4 →Apr 17, 9:09 am EDTRobert R AndersonDirector500$33.90$16,95017,337−2.80% plan?
Apr 9, 2015 SForm 4 →Apr 10, 12:50 pm EDTRobert R AndersonDirector500$33.63$16,81517,837−2.73% plan?
Apr 6, 2015 SForm 4 →Apr 7, 8:16 am EDTPeter HanleyDirector325$33.34$10,8364,524−6.70% plan?
Apr 6, 2015 FMForm 4 →Apr 7, 8:15 am EDTJohn R AbramsSr. VP, Global Sales1,992$33.81$16,5332,822— plan?
Apr 2, 2015 SForm 4 →Apr 3, 9:52 am EDTRobert R AndersonDirector500$33.60$16,80018,337−2.65% plan?
Apr 2, 2015 FMForm 4 →Apr 3, 9:51 am EDTBrian Charles QuirkSr. VP, Global Operations3,272$33.74$110,4118,102— plan?
Mar 26, 2015 SForm 4 →Mar 27, 10:18 am EDTRobert R AndersonDirector500$33.74$16,87018,837−2.59% plan?
Mar 19, 2015 SForm 4 →Mar 20, 9:33 am EDTRobert R AndersonDirector500$35.85$17,92419,337−2.52% plan?
Mar 12, 2015 SForm 4 →Mar 13, 10:11 am EDTRobert R AndersonDirector500$34.60$17,30019,837−2.46% plan?
Mar 6, 2015 SForm 4 →Mar 9, 9:22 am EDTPeter HanleyDirector325$34.98$11,3684,849−6.28% plan?
Mar 2, 2015 SForm 4 →Mar 3, 11:27 am ESTRichard S ChuteDirector12,000$35.58$426,9007,824−60.5% plan?
Mar 2, 2015 MForm 4 →Mar 3, 11:27 am ESTRichard S ChuteDirector12,000$15.84$190,08019,824— plan?
Feb 25, 2015 FMForm 4 →Feb 26, 10:33 am ESTJohn Tseng-Chung LeeSr. VP, Business Units6,584$35.83$57,90110,748— plan?
Feb 25, 2015 FMForm 4 →Feb 26, 10:32 am ESTGerard G ColellaCEO, President, Director, Director17,099$35.83$193,84030,218— plan?
Feb 25, 2015 FMForm 4 →Feb 26, 10:31 am ESTSeth H BagshawVice President, CFO, Treasurer11,617$35.83$102,11629,613— plan?
Feb 25, 2015 FMForm 4 →Feb 26, 10:30 am ESTBrian Charles QuirkSr. VP, Global Operations6,196$35.83$151,0106,436— plan?
Feb 23, 2015 FMForm 4 →Feb 25, 10:09 am ESTSeth H BagshawVice President, CFO, Treasurer6,937$35.60$60,59123,696— plan?
Feb 23, 2015 SForm 4 →Feb 25, 10:09 am ESTSeth H BagshawVice President, CFO, Treasurer2,115$35.30$74,66420,164−9.49% plan?
Feb 23, 2015 FMForm 4 →Feb 25, 10:04 am ESTJohn Tseng-Chung LeeSr. VP, Business Units4,337$35.60$37,8787,395— plan?
Feb 23, 2015 FMForm 4 →Feb 25, 10:03 am ESTGerard G ColellaCEO, President, Director, Director9,539$35.60$83,34023,939— plan?
Feb 17, 2015 SForm 4 →Feb 19, 2:21 pm ESTGerard G ColellaCEO, President, Director, Director6,000$35.30$211,81219,083−23.9% plan?
Feb 10, 2015 SForm 4 →Feb 11, 5:24 pm ESTSeth H BagshawVice President, CFO, Treasurer1,615$35.78$57,78522,279−6.76% plan?
Feb 10, 2015 FMForm 4 →Feb 11, 5:24 pm ESTSeth H BagshawVice President, CFO, Treasurer14,358$35.86$129,02423,894— plan?
Feb 10, 2015 FMForm 4 →Feb 11, 5:23 pm ESTGerard G ColellaCEO, President, Director, Director26,679$35.86$236,46125,083— plan?
Feb 10, 2015 FMForm 4 →Feb 11, 5:22 pm ESTJohn Tseng-Chung LeeSr. VP, Business Units9,590$35.86$86,6745,187— plan?
Feb 10, 2015 FMForm 4 →Feb 11, 5:21 pm ESTJohn R AbramsSr. VP, Global Sales3,928$35.86$38,0121,808— plan?
Feb 10, 2015 FMForm 4 →Feb 11, 5:19 pm ESTBrian Charles QuirkSr. VP, Global Operations6,762$35.86$62,4323,280— plan?
Feb 6, 2015 SForm 4 →Feb 10, 11:00 am ESTPeter HanleyDirector325$36.02$11,7075,174−5.91% plan?
Jan 30, 2015 SForm 4 →Feb 2, 9:55 am ESTBrian Charles QuirkSr. VP, Global Operations1,041$36.09$37,5701−99.9% plan?
Jan 23, 2015 SForm 4 →Jan 26, 8:46 am ESTBrian Charles QuirkSr. VP, Global Operations1,040$34.76$36,1501,042−50.0% plan?
Jan 22, 2015 GForm 4 →Jan 30, 12:53 pm ESTJohn R BertucciDirector36,000——327,246— plan? late
Jan 16, 2015 SForm 4 →Jan 20, 7:17 am ESTBrian Charles QuirkSr. VP, Global Operations1,040$33.10$34,4242,082−33.3% plan?
Jan 2, 2015 SForm 4 →Jan 5, 10:27 am ESTPeter HanleyDirector325$36.86$11,9805,499−5.58% plan?

Reported at this company — derivatives (options, RSUs, warrants)

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Aug 17, 2026 AForm 4 →Aug 18, 2:07 pm EDTRenee Martel DonlanEVP, GC & CCO954——4,781—
Feb 15, 2019 MForm 4 →Feb 19, 6:14 pm ESTJohn R AbramsSr. VP, Global Sales10,002——3,578—
Feb 15, 2019 AMForm 4 →Feb 19, 6:03 pm ESTJohn Tseng-Chung LeePresident & COO27,396——15,142—
Feb 15, 2019 AMForm 4 →Feb 19, 5:58 pm ESTSeth H BagshawSr. VP, CFO & Treasurer30,468——15,120—
Feb 15, 2019 AMForm 4 →Feb 19, 5:54 pm ESTGerard G ColellaCEO, Director, Director78,761——17,887—
Jan 28, 2019 JForm 4 →Jan 30, 4:16 pm ESTJohn Tseng-Chung LeePresident & COO3,179——17,931—
Jan 28, 2019 JForm 4 →Jan 30, 3:40 pm ESTJohn R AbramsSr. VP, Global Sales1,512——9,398—
Jan 28, 2019 JForm 4 →Jan 30, 3:31 pm ESTSeth H BagshawSr. VP, CFO & Treasurer3,240——20,949—
Jan 28, 2019 JForm 4 →Jan 30, 3:28 pm ESTGerard G ColellaCEO, Director, Director9,721——54,184—
May 9, 2018 AForm 4 →May 11, 12:21 pm EDTJohn Tseng-Chung LeePresident & COO1,929——21,109—
Apr 2, 2018 MForm 4 →Apr 3, 1:04 pm EDTDennis L WerthSr. VP, Business Units2,456——17,512—
Feb 15, 2018 AMForm 4 →Feb 16, 6:05 pm ESTDennis L WerthSr. VP, Business Units21,029——16,817—
Feb 15, 2018 AMForm 4 →Feb 16, 6:01 pm ESTBrian Charles QuirkSr. VP, Global Operations17,261——4,621—
Feb 15, 2018 AMForm 4 →Feb 16, 5:59 pm ESTJohn R AbramsSr. VP, Global Sales & Service18,920——4,962—
Feb 15, 2018 AMForm 4 →Feb 16, 5:56 pm ESTJohn Tseng-Chung LeeSr. VP & COO36,152——12,688—
Feb 15, 2018 AMForm 4 →Feb 16, 5:53 pm ESTSeth H BagshawSr. VP, CFO & Treasurer42,950——10,425—
Feb 15, 2018 AMForm 4 →Feb 16, 5:49 pm ESTGerard G ColellaCEO, President, Director, Director110,812——25,809—
Feb 12, 2018 JForm 4 →Feb 13, 1:10 pm ESTDennis L WerthSr. VP, Business Units1,499——10,282—
Feb 12, 2018 JForm 4 →Feb 13, 1:05 pm ESTBrian Charles QuirkSr. VP, Global Operations1,071——12,259—
Feb 12, 2018 JForm 4 →Feb 13, 1:00 pm ESTJohn R AbramsSr. VP, Global Sales & Service1,285——12,325—
Feb 12, 2018 JForm 4 →Feb 13, 12:56 pm ESTJohn Tseng-Chung LeeSr. VP & COO2,142——23,153—
Feb 12, 2018 JForm 4 →Feb 13, 12:52 pm ESTSeth H BagshawSr. VP, CFO & Treasurer2,570——29,785—
Feb 12, 2018 JForm 4 →Feb 13, 12:49 pm ESTGerard G ColellaCEO, President, Director, Director6,425——70,329—
Dec 14, 2017 MForm 4 →Dec 18, 5:53 pm ESTDennis L WerthSr. VP, Business Units10,110——0—
May 11, 2017 MForm 4 →May 12, 4:53 pm EDTJohn R AbramsSr. VP, Global Sales & Service2,965——13,610—
May 11, 2017 MForm 4 →May 12, 4:39 pm EDTBrian Charles QuirkSr. VP, Global Operations3,558——13,330—
May 11, 2017 MForm 4 →May 12, 4:35 pm EDTJohn Tseng-Chung LeeSr. VP & COO3,558——25,294—
May 11, 2017 MForm 4 →May 12, 4:31 pm EDTSeth H BagshawSr. VP, CFO & Treasurer5,930——32,356—
May 11, 2017 MForm 4 →May 12, 4:27 pm EDTGerard G ColellaCEO, President, Director, Director9,488——76,755—
Mar 31, 2017 MForm 4 →Apr 3, 4:31 pm EDTDennis L WerthSr. VP, Business Units5,407——25,872—
Feb 15, 2017 AMForm 4 →Feb 17, 12:20 pm ESTDennis L WerthSr. VP, Business Units20,835——31,279—
Feb 15, 2017 AMForm 4 →Feb 16, 5:03 pm ESTJohn Tseng-Chung LeeSr. VP & COO34,547——22,237—
Feb 15, 2017 AMForm 4 →Feb 16, 4:55 pm ESTBrian Charles QuirkSr. VP, Global Operations18,147——9,781—
Feb 15, 2017 AMForm 4 →Feb 16, 4:50 pm ESTJohn R AbramsSr. VP, Global Sales & Service18,856——9,865—
Feb 15, 2017 AMForm 4 →Feb 16, 4:46 pm ESTSeth H BagshawVice President, CFO, Treasurer42,602——21,676—
Feb 15, 2017 AMForm 4 →Feb 16, 4:41 pm ESTGerard G ColellaCEO, President, Director, Director103,750——53,689—
Feb 13, 2017 JForm 4 →Feb 14, 6:31 pm ESTDennis L WerthSr. VP, Business Units3,111——6,040—
Feb 10, 2017 JMForm 4 →Feb 14, 7:21 pm ESTJohn Tseng-Chung LeeSr. VP & COO9,583——26,771—
Feb 10, 2017 JMForm 4 →Feb 14, 6:29 pm ESTSeth H BagshawVice President, CFO, Treasurer13,953——37,138—
Feb 10, 2017 JMForm 4 →Feb 14, 6:27 pm ESTBrian Charles QuirkSr. VP, Global Operations6,317——16,334—
Feb 10, 2017 JMForm 4 →Feb 14, 6:23 pm ESTJohn R AbramsSr. VP, Global Sales & Service4,075——14,282—
Feb 10, 2017 JMForm 4 →Feb 14, 6:20 pm ESTGerard G ColellaCEO, President, Director, Director27,313——80,874—
Nov 17, 2016 MForm 4 →Nov 21, 4:58 pm ESTDennis L WerthSr. VP, Business Units5,838——0—
Jul 5, 2016 AForm 4 →Jul 6, 3:53 pm EDTJohn R AbramsSr. VP, Global Sales & Service2,965——17,208—
Jul 5, 2016 AForm 4 →Jul 6, 3:51 pm EDTBrian Charles QuirkSr. VP, Global Operations3,558——20,642—
Jul 5, 2016 AForm 4 →Jul 6, 3:49 pm EDTJohn Tseng-Chung LeeSr. VP, Business Units3,558——29,734—
Jul 5, 2016 AForm 4 →Jul 6, 3:44 pm EDTSeth H BagshawVice President, CFO, Treasurer5,930——46,786—
Jul 5, 2016 AForm 4 →Jul 6, 3:41 pm EDTGerard G ColellaCEO, President, Director, Director9,488——100,151—
May 31, 2016 AForm 4 →Jun 2, 4:31 pm EDTDennis L WerthSr. VP, Business Units32,440——31,152—
Apr 4, 2016 MForm 4 →Apr 5, 4:59 pm EDTJohn R AbramsSr. VP, Global Sales & Service1,503——10,006—
Feb 25, 2016 MForm 4 →Feb 29, 1:57 pm ESTJohn Tseng-Chung LeeSr. VP, Business Units4,968——24,808—
Feb 25, 2016 MForm 4 →Feb 29, 1:39 pm ESTSeth H BagshawVice President, CFO, Treasurer8,767——25,417—
Feb 25, 2016 MForm 4 →Feb 29, 1:35 pm ESTGerard G ColellaCEO, President, Director, Director11,691——60,061—
Feb 25, 2016 MForm 4 →Feb 29, 1:30 pm ESTBrian Charles QuirkSr. VP, Global Operations4,676——12,027—
Feb 16, 2016 AMForm 4 →Feb 18, 4:57 pm ESTBrian Charles QuirkSr. VP, Global Operations20,133——14,009—
Feb 16, 2016 AMForm 4 →Feb 18, 4:55 pm ESTJohn R AbramsSr. VP, Global Sales18,213——11,509—
Feb 16, 2016 AMForm 4 →Feb 18, 4:52 pm ESTJohn Tseng-Chung LeeSr. VP, Business Units36,955——26,913—
Feb 16, 2016 AMForm 4 →Feb 18, 4:49 pm ESTSeth H BagshawVice President, CFO, Treasurer46,493——29,132—
Feb 16, 2016 AMForm 4 →Feb 18, 4:43 pm ESTGerard G ColellaCEO, President, Director, Director108,965——65,015—
Feb 10, 2016 MForm 4 →Feb 12, 2:34 pm ESTBrian Charles QuirkSr. VP, Global Operations5,022——9,310—
Feb 10, 2016 MForm 4 →Feb 12, 2:30 pm ESTJohn R AbramsSr. VP, Global Sales2,870——6,907—
Feb 10, 2016 MForm 4 →Feb 12, 2:24 pm ESTJohn Tseng-Chung LeeSr. VP, Business Units7,174——17,945—
Feb 10, 2016 MForm 4 →Feb 12, 2:17 pm ESTSeth H BagshawVice President, CFO, Treasurer10,761——19,368—
Feb 10, 2016 MForm 4 →Feb 12, 2:08 pm ESTGerard G ColellaCEO, President, Director, Director20,087——41,358—
Jan 26, 2016 JForm 4 →Jan 28, 2:21 pm ESTBrian Charles QuirkSr. VP, Global Operations1,436——15,264—
Jan 26, 2016 JForm 4 →Jan 28, 2:18 pm ESTJohn R AbramsSr. VP, Global Sales1,149——8,678—
Jan 26, 2016 JForm 4 →Jan 28, 2:16 pm ESTJohn Tseng-Chung LeeSr. VP, Business Units2,489——19,062—
Jan 26, 2016 JForm 4 →Jan 28, 2:13 pm ESTSeth H BagshawVice President, CFO, Treasurer3,447——33,668—
Jan 26, 2016 JForm 4 →Jan 28, 2:10 pm ESTGerard G ColellaCEO, President, Director, Director8,043——67,481—
Jul 15, 2015 MForm 4 →Jul 16, 10:08 am EDTRichard S ChuteDirector12,000——0—
Apr 6, 2015 MForm 4 →Apr 7, 8:15 am EDTJohn R AbramsSr. VP, Global Sales1,503——8,055—
Apr 2, 2015 MForm 4 →Apr 3, 9:51 am EDTBrian Charles QuirkSr. VP, Global Operations2,469——11,319—
Mar 2, 2015 MForm 4 →Mar 3, 11:27 am ESTRichard S ChuteDirector12,000——0—
Feb 25, 2015 MForm 4 →Feb 26, 10:33 am ESTJohn Tseng-Chung LeeSr. VP, Business Units4,968——20,815—
Feb 25, 2015 MForm 4 →Feb 26, 10:32 am ESTGerard G ColellaCEO, President, Director, Director11,689——49,393—
Feb 25, 2015 MForm 4 →Feb 26, 10:31 am ESTSeth H BagshawVice President, CFO, Treasurer8,767——23,672—
Feb 25, 2015 MForm 4 →Feb 26, 10:30 am ESTBrian Charles QuirkSr. VP, Global Operations4,676——13,788—
Feb 23, 2015 MForm 4 →Feb 25, 10:09 am ESTSeth H BagshawVice President, CFO, Treasurer5,235——27,387—
Feb 23, 2015 MForm 4 →Feb 25, 10:04 am ESTJohn Tseng-Chung LeeSr. VP, Business Units3,273——22,920—
Feb 23, 2015 MForm 4 →Feb 25, 10:03 am ESTGerard G ColellaCEO, President, Director, Director7,198——54,346—
Feb 17, 2015 AForm 4 →Feb 19, 2:21 pm ESTGerard G ColellaCEO, President, Director, Director73,050——90,703—
Feb 17, 2015 AForm 4 →Feb 19, 2:20 pm ESTJohn Tseng-Chung LeeSr. VP, Business Units23,050——24,245—
Feb 17, 2015 AForm 4 →Feb 19, 2:17 pm ESTBrian Charles QuirkSr. VP, Global Operations13,298——15,769—
Feb 17, 2015 AForm 4 →Feb 19, 2:12 pm ESTSeth H BagshawVice President, CFO, Treasurer30,496——29,506—
Feb 17, 2015 AForm 4 →Feb 19, 2:10 pm ESTJohn R AbramsSr. VP, Global Sales10,638——9,558—
Feb 10, 2015 MForm 4 →Feb 11, 5:24 pm ESTSeth H BagshawVice President, CFO, Treasurer10,760——18,159—
Feb 10, 2015 MForm 4 →Feb 11, 5:23 pm ESTGerard G ColellaCEO, President, Director, Director20,085——28,892—
Feb 10, 2015 MForm 4 →Feb 11, 5:22 pm ESTJohn Tseng-Chung LeeSr. VP, Business Units7,173——15,025—
Feb 10, 2015 MForm 4 →Feb 11, 5:21 pm ESTJohn R AbramsSr. VP, Global Sales2,868——5,302—
Feb 10, 2015 MForm 4 →Feb 11, 5:19 pm ESTBrian Charles QuirkSr. VP, Global Operations5,021——10,450—
Jan 30, 2014 JForm 4/A →Jan 28, 2016, 11:31 am ESTJohn Tseng-Chung LeeSr. VP, Business Units884——10,624—
Jan 30, 2014 JForm 4/A →Jan 28, 2016, 11:30 am ESTGerard G ColellaCEO, President, Director, Director2,080——32,717—