Form4insider filings, from the source

Insider · CIK 0001173593

H John Riley Jr.

Files at: WLK. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Aug 21, 2018 MForm 4 →Aug 22, 9:32 am EDTWESTLAKE CHEMICAL CORPWLK603——25,979— plan?
Aug 17, 2018 MForm 4 →Aug 20, 11:36 am EDTWESTLAKE CHEMICAL CORPWLK2,724——25,376— plan?
Aug 21, 2017 MForm 4 →Aug 22, 9:20 am EDTWESTLAKE CHEMICAL CORPWLK960——21,652— plan?
Aug 17, 2017 MForm 4/A →Sep 21, 5:22 pm EDTWESTLAKE CHEMICAL CORPWLK1,003——21,692— plan?
Aug 17, 2017 MForm 4 →Aug 17, 12:53 pm EDTWESTLAKE CHEMICAL CORPWLK1,003——20,692— plan? amended
Aug 22, 2016 MForm 4 →Aug 24, 4:09 pm EDTWESTLAKE CHEMICAL CORPWLK1,548——20,689— plan?
Aug 22, 2015 MForm 4 →Aug 25, 4:50 pm EDTWESTLAKE CHEMICAL CORPWLK943——19,141— plan?
Aug 23, 2014 MForm 4 →Feb 20, 2015, 4:22 pm ESTWESTLAKE CHEMICAL CORPWLK586——18,198— plan? late

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Aug 21, 2018 MForm 4 →Aug 22, 9:32 am EDTWESTLAKE CHEMICAL CORPWLK603——0—
Aug 17, 2018 AMForm 4 →Aug 20, 11:36 am EDTWESTLAKE CHEMICAL CORPWLK4,133——0—
May 18, 2018 AForm 4 →May 21, 9:56 am EDTWESTLAKE CHEMICAL CORPWLK144——144—
Aug 21, 2017 MForm 4 →Aug 22, 9:20 am EDTWESTLAKE CHEMICAL CORPWLK960——0—
Aug 18, 2017 AForm 4 →Aug 21, 7:40 pm EDTWESTLAKE CHEMICAL CORPWLK1,721——1,721—
Aug 17, 2017 MForm 4 →Aug 17, 12:53 pm EDTWESTLAKE CHEMICAL CORPWLK1,003——2,006— amended
Aug 22, 2016 MForm 4 →Aug 24, 4:09 pm EDTWESTLAKE CHEMICAL CORPWLK1,548——0—
Aug 17, 2016 AForm 4 →Aug 19, 4:21 pm EDTWESTLAKE CHEMICAL CORPWLK3,009——3,009—
Aug 22, 2015 MForm 4 →Aug 25, 4:50 pm EDTWESTLAKE CHEMICAL CORPWLK943——588—
Aug 21, 2015 AForm 4 →Aug 25, 4:49 pm EDTWESTLAKE CHEMICAL CORPWLK1,809——1,809—
Aug 23, 2014 MForm 4 →Feb 20, 2015, 4:22 pm ESTWESTLAKE CHEMICAL CORPWLK586——1,174— late