Form4insider filings, from the source

Insider · CIK 0001414656

John Tseng-Chung Lee

Files at: MKSI. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $6.8M · 9net −$6.8M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesMay 2015Mar 2017Feb 2019Dec 2020Nov 2022Sep 2024Aug 2026

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Aug 14, 2026 SForm 4 →Aug 17, 10:11 am EDTMKS INCMKSI10,000$302.01$3,020,100134,776−6.91%10b5-1
Feb 15, 2019 FMForm 4 →Feb 19, 6:03 pm ESTMKS INSTRUMENTS INCMKSI26,781$84.70$647,95511,725— plan?
Feb 20, 2018 SForm 4 →Feb 21, 2:00 pm ESTMKS INSTRUMENTS INCMKSI13,432$115.38$1,549,7821−100.0% plan?
Feb 15, 2018 FMForm 4 →Feb 16, 5:56 pm ESTMKS INSTRUMENTS INCMKSI29,770$111.10$916,02013,433— plan?
Nov 13, 2017 SForm 4 →Nov 14, 12:23 pm ESTMKS INSTRUMENTS INCMKSI2,113$104.02$219,7841−100.0% plan?
May 11, 2017 FMForm 4 →May 12, 4:35 pm EDTMKS INSTRUMENTS INCMKSI5,232$80.50$134,7571,885— plan?
Feb 22, 2017 SForm 4 →Feb 23, 1:06 pm ESTMKS INSTRUMENTS INCMKSI14,734$67.99$1,001,7651−100.0% plan?
Feb 15, 2017 FMForm 4 →Feb 16, 5:03 pm ESTMKS INSTRUMENTS INCMKSI22,532$67.70$436,59714,735— plan?
Feb 10, 2017 FMForm 4 →Feb 14, 7:21 pm ESTMKS INSTRUMENTS INCMKSI9,552$66.95$159,1405,101— plan?
Aug 10, 2016 SForm 4 →Aug 11, 11:07 am EDTMKS INSTRUMENTS INCMKSI9,955$46.36$461,5240−100.0% plan?
Feb 26, 2016 SForm 4 →Feb 29, 1:57 pm ESTMKS INSTRUMENTS INCMKSI994$32.70$32,5049,617−9.37% plan?
Feb 25, 2016 FMForm 4 →Feb 29, 1:57 pm ESTMKS INSTRUMENTS INCMKSI6,581$32.77$52,85810,611— plan?
Feb 17, 2016 SForm 4 →Feb 18, 4:52 pm ESTMKS INSTRUMENTS INCMKSI1,371$33.26$45,5997,256−15.9% plan?
Feb 16, 2016 FMForm 4 →Feb 18, 4:52 pm ESTMKS INSTRUMENTS INCMKSI9,078$33.22$73,9158,627— plan?
Feb 11, 2016 SForm 4 →Feb 12, 2:24 pm ESTMKS INSTRUMENTS INCMKSI1,435$31.96$45,8633,999−26.4% plan?
Feb 10, 2016 FMForm 4 →Feb 12, 2:24 pm ESTMKS INSTRUMENTS INCMKSI9,590$32.70$79,0035,434— plan?
May 29, 2015 AForm 4 →Jun 2, 11:11 am EDTMKS INSTRUMENTS INCMKSI346$30.74$10,625346— plan?
May 14, 2015 SForm 4 →May 15, 9:07 am EDTMKS INSTRUMENTS INCMKSI10,747$36.36$390,7501−100.0% plan?
Feb 25, 2015 FMForm 4 →Feb 26, 10:33 am ESTMKS INSTRUMENTS INCMKSI6,584$35.83$57,90110,748— plan?
Feb 23, 2015 FMForm 4 →Feb 25, 10:04 am ESTMKS INSTRUMENTS INCMKSI4,337$35.60$37,8787,395— plan?
Feb 10, 2015 FMForm 4 →Feb 11, 5:22 pm ESTMKS INSTRUMENTS INCMKSI9,590$35.86$86,6745,187— plan?

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Feb 15, 2019 AMForm 4 →Feb 19, 6:03 pm ESTMKS INSTRUMENTS INCMKSI27,396——15,142—
Jan 28, 2019 JForm 4 →Jan 30, 4:16 pm ESTMKS INSTRUMENTS INCMKSI3,179——17,931—
May 9, 2018 AForm 4 →May 11, 12:21 pm EDTMKS INSTRUMENTS INCMKSI1,929——21,109—
Feb 15, 2018 AMForm 4 →Feb 16, 5:56 pm ESTMKS INSTRUMENTS INCMKSI36,152——12,688—
Feb 12, 2018 JForm 4 →Feb 13, 12:56 pm ESTMKS INSTRUMENTS INCMKSI2,142——23,153—
May 11, 2017 MForm 4 →May 12, 4:35 pm EDTMKS INSTRUMENTS INCMKSI3,558——25,294—
Feb 15, 2017 AMForm 4 →Feb 16, 5:03 pm ESTMKS INSTRUMENTS INCMKSI34,547——22,237—
Feb 10, 2017 JMForm 4 →Feb 14, 7:21 pm ESTMKS INSTRUMENTS INCMKSI9,583——26,771—
Jul 5, 2016 AForm 4 →Jul 6, 3:49 pm EDTMKS INSTRUMENTS INCMKSI3,558——29,734—
Feb 25, 2016 MForm 4 →Feb 29, 1:57 pm ESTMKS INSTRUMENTS INCMKSI4,968——24,808—
Feb 16, 2016 AMForm 4 →Feb 18, 4:52 pm ESTMKS INSTRUMENTS INCMKSI36,955——26,913—
Feb 10, 2016 MForm 4 →Feb 12, 2:24 pm ESTMKS INSTRUMENTS INCMKSI7,174——17,945—
Jan 26, 2016 JForm 4 →Jan 28, 2:16 pm ESTMKS INSTRUMENTS INCMKSI2,489——19,062—
Feb 25, 2015 MForm 4 →Feb 26, 10:33 am ESTMKS INSTRUMENTS INCMKSI4,968——20,815—
Feb 23, 2015 MForm 4 →Feb 25, 10:04 am ESTMKS INSTRUMENTS INCMKSI3,273——22,920—
Feb 17, 2015 AForm 4 →Feb 19, 2:20 pm ESTMKS INSTRUMENTS INCMKSI23,050——24,245—
Feb 10, 2015 MForm 4 →Feb 11, 5:22 pm ESTMKS INSTRUMENTS INCMKSI7,173——15,025—
Jan 30, 2014 JForm 4/A →Jan 28, 2016, 11:31 am ESTMKS INSTRUMENTS INCMKSI884——10,624—