Form4insider filings, from the source

Insider · CIK 0001588279

L. Benjamin Ederington

Files at: WLK. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $774k · 1net −$774k
$10k$10k$100k$100k$1M$1MbuyssalesFeb 21Feb 21Feb 21Feb 22Feb 22Feb 22Feb 23

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Feb 18, 2019 MForm 4 →Feb 20, 1:49 pm ESTWESTLAKE CHEMICAL CORPWLK3,302——15,347— plan?
Feb 22, 2018 SForm 4 →Feb 23, 12:49 pm ESTWESTLAKE CHEMICAL CORPWLK6,942$111.45$773,66512,045−36.6% plan?
Feb 22, 2018 MForm 4 →Feb 23, 12:49 pm ESTWESTLAKE CHEMICAL CORPWLK6,942$67.46$468,29718,987— plan?
Feb 20, 2018 MForm 4 →Feb 22, 9:31 am ESTWESTLAKE CHEMICAL CORPWLK1,762——12,045— plan?
Sep 30, 2017 FMForm 4 →Oct 2, 2:46 pm EDTWESTLAKE CHEMICAL CORPWLK8,841$82.94$177,57510,283— plan?
Feb 14, 2017 MForm 4 →Feb 16, 4:14 pm ESTWESTLAKE CHEMICAL CORPWLK342——5,724— plan?
Sep 30, 2016 FMForm 4 →Oct 4, 5:04 pm EDTWESTLAKE CHEMICAL CORPWLK6,104$53.51$70,5265,382— plan?
Sep 30, 2015 MForm 4 →Oct 1, 4:03 pm EDTWESTLAKE CHEMICAL CORPWLK1,914——1,914— plan?

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Feb 18, 2019 MForm 4 →Feb 20, 1:49 pm ESTWESTLAKE CHEMICAL CORPWLK3,302——0—
Feb 15, 2019 AForm 4 →Feb 19, 12:47 pm ESTWESTLAKE CHEMICAL CORPWLK18,213——3,796—
Feb 22, 2018 MForm 4 →Feb 23, 12:49 pm ESTWESTLAKE CHEMICAL CORPWLK6,942——0—
Feb 20, 2018 MForm 4 →Feb 22, 9:31 am ESTWESTLAKE CHEMICAL CORPWLK1,762——0—
Feb 16, 2018 AForm 4 →Feb 20, 2:01 pm ESTWESTLAKE CHEMICAL CORPWLK11,681——2,472—
Sep 30, 2017 MForm 4 →Oct 2, 2:46 pm EDTWESTLAKE CHEMICAL CORPWLK6,700——0—
Feb 17, 2017 AForm 4 →Feb 22, 4:11 pm ESTWESTLAKE CHEMICAL CORPWLK17,250——3,516—
Feb 14, 2017 MForm 4 →Feb 16, 4:14 pm ESTWESTLAKE CHEMICAL CORPWLK342——0—
Dec 1, 2016 AForm 4 →Dec 5, 4:05 pm ESTWESTLAKE CHEMICAL CORPWLK8,324——8,324—
Sep 30, 2016 MForm 4 →Oct 4, 5:04 pm EDTWESTLAKE CHEMICAL CORPWLK4,786——0—
Feb 18, 2016 AForm 4 →Feb 22, 4:04 pm ESTWESTLAKE CHEMICAL CORPWLK15,871——3,302—
Sep 30, 2015 MForm 4 →Oct 1, 4:03 pm EDTWESTLAKE CHEMICAL CORPWLK1,914——0—
Feb 20, 2015 AForm 4 →Feb 24, 4:26 pm ESTWESTLAKE CHEMICAL CORPWLK7,638——1,762—