Form4insider filings, from the source

Insider · CIK 0001298504

George J Mangieri

Files at: WLK. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $4.5M · 7net −$4.5M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesNov 2015Mar 2016Aug 2016Jan 2017May 2017Oct 2017Mar 2018

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Feb 18, 2019 FMForm 4 →Feb 20, 1:51 pm ESTWESTLAKE CHEMICAL CORPWLK1,877$73.48$32,0393,165— plan?
Mar 5, 2018 SForm 4 →Mar 6, 2:49 pm ESTWESTLAKE CHEMICAL CORPWLK2,161$113.41$245,0792,160−50.0% plan?
Feb 28, 2018 SForm 4 →Mar 1, 12:47 pm ESTWESTLAKE CHEMICAL CORPWLK4,335$111.22$482,1394,321−50.1% plan?
Feb 28, 2018 MForm 4 →Mar 1, 12:47 pm ESTWESTLAKE CHEMICAL CORPWLK4,335$56.07$243,0588,656— plan?
Feb 20, 2018 FMForm 4 →Feb 22, 9:27 am ESTWESTLAKE CHEMICAL CORPWLK1,167$106.98$27,1734,321— plan?
Nov 13, 2017 SForm 4 →Nov 15, 9:48 am ESTWESTLAKE CHEMICAL CORPWLK13,381$94.44$1,263,7663,662−78.5% plan?
Nov 13, 2017 MForm 4 →Nov 15, 9:48 am ESTWESTLAKE CHEMICAL CORPWLK10,466$55.07$576,31917,043— plan?
May 17, 2017 SForm 4 →May 18, 4:47 pm EDTWESTLAKE CHEMICAL CORPWLK6,578$62.21$409,1986,577−50.0% plan?
Feb 14, 2017 FMForm 4 →Feb 16, 4:19 pm ESTWESTLAKE CHEMICAL CORPWLK1,292$64.01$20,48313,155— plan?
Nov 11, 2016 SForm 4 →Nov 14, 4:36 pm ESTWESTLAKE CHEMICAL CORPWLK5,696$52.91$301,36712,503−31.3% plan?
Aug 23, 2016 SForm 4 →Aug 25, 4:29 pm EDTWESTLAKE CHEMICAL CORPWLK30,714$52.00$1,597,15623,895−56.2% plan?
Aug 23, 2016 FMForm 4 →Aug 25, 4:29 pm EDTWESTLAKE CHEMICAL CORPWLK36,410$21.46$781,22818,199— plan?
Feb 15, 2016 FMForm 4 →Feb 18, 4:05 pm ESTWESTLAKE CHEMICAL CORPWLK1,813$43.52$19,62823,895— plan? late
Nov 10, 2015 SForm 4 →Nov 12, 4:05 pm ESTWESTLAKE CHEMICAL CORPWLK2,785$60.21$167,67322,984−10.8% plan?
Nov 10, 2015 MForm 4 →Nov 12, 4:05 pm ESTWESTLAKE CHEMICAL CORPWLK1,974$30.05$59,32425,769— plan?
Feb 18, 2015 FForm 4 →Feb 20, 4:11 pm ESTWESTLAKE CHEMICAL CORPWLK681$66.79$45,48223,795— plan?

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Feb 18, 2019 MForm 4 →Feb 20, 1:51 pm ESTWESTLAKE CHEMICAL CORPWLK1,441——0—
Feb 15, 2019 AForm 4 →Feb 19, 12:44 pm ESTWESTLAKE CHEMICAL CORPWLK5,329——1,111—
Feb 28, 2018 MForm 4 →Mar 1, 12:47 pm ESTWESTLAKE CHEMICAL CORPWLK4,335——0—
Feb 20, 2018 MForm 4 →Feb 22, 9:27 am ESTWESTLAKE CHEMICAL CORPWLK913——0—
Feb 16, 2018 AForm 4 →Feb 20, 2:04 pm ESTWESTLAKE CHEMICAL CORPWLK3,275——693—
Nov 13, 2017 MForm 4 →Nov 15, 9:48 am ESTWESTLAKE CHEMICAL CORPWLK10,466——1,036—
Feb 17, 2017 AForm 4 →Feb 22, 4:09 pm ESTWESTLAKE CHEMICAL CORPWLK5,671——1,156—
Feb 14, 2017 MForm 4 →Feb 16, 4:19 pm ESTWESTLAKE CHEMICAL CORPWLK972——0—
Dec 1, 2016 AForm 4 →Dec 5, 4:08 pm ESTWESTLAKE CHEMICAL CORPWLK3,330——3,330—
Aug 23, 2016 MForm 4 →Aug 25, 4:29 pm EDTWESTLAKE CHEMICAL CORPWLK30,714——0—
Feb 18, 2016 AForm 4 →Feb 22, 4:05 pm ESTWESTLAKE CHEMICAL CORPWLK6,926——1,441—
Feb 15, 2016 MForm 4 →Feb 18, 4:05 pm ESTWESTLAKE CHEMICAL CORPWLK1,362——0— late
Nov 10, 2015 MForm 4 →Nov 12, 4:05 pm ESTWESTLAKE CHEMICAL CORPWLK1,974——0—
Feb 20, 2015 AForm 4 →Feb 24, 4:27 pm ESTWESTLAKE CHEMICAL CORPWLK3,959——913—