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Westlake Chemical SEC Filings & 10K Form (NYSE:WLK)

$63.05
+2.80 (+4.65 %)
(As of 02/19/2020 04:00 PM ET)
Today's Range
$58.65
Now: $63.05
$63.24
50-Day Range
$60.25
MA: $66.44
$71.29
52-Week Range
$55.82
Now: $63.05
$79.91
Volume964,400 shs
Average Volume571,976 shs
Market Capitalization$8.09 billion
P/E Ratio17.32
Dividend Yield1.74%
Beta1.7

SEC Filings

Westlake Chemical (NYSE:WLK) SEC Filings

DateFilerForm TypeView
02/19/2020
2:35 PM
Ederington L. Benjamin (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/19/2020
2:34 PM
Teel Lawrence E. (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/19/2020
2:34 PM
Mangieri George J (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/19/2020
2:33 PM
Kenner Andrew (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/19/2020
2:33 PM
Chao James (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/19/2020
2:32 PM
Chao Albert (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/19/2020
2:32 PM
Buesinger Robert F. (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/19/2020
2:31 PM
Bender Mark Steven (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/19/2020
12:38 PM
Westlake Chemical (Filer)
Form 10-K
Annual report pursuant to Section 13 or 15(d)  
02/18/2020
3:30 PM
Westlake Chemical (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
02/18/2020
6:43 AM
Westlake Chemical (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
02/18/2020
6:11 AM
Kearns Roger L. (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/18/2020
6:11 AM
Buesinger Robert F. (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/18/2020
6:10 AM
Bender Mark Steven (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/18/2020
6:09 AM
Ederington L. Benjamin (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/18/2020
6:09 AM
Teel Lawrence E. (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/18/2020
6:08 AM
Chao James (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/18/2020
6:08 AM
Mangieri George J (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/18/2020
6:07 AM
Kenner Andrew (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/18/2020
6:07 AM
Chao Albert (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/07/2020
10:34 AM
FMR LLC (Filed by)
Westlake Chemical (Subject)
Form SC 13G/A
01/31/2020
3:30 PM
Westlake Chemical (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
01/24/2020
9:19 AM
TTWF LP (Filed by)
Westlake Chemical (Subject)
Form SC 13G/A
12/03/2019
1:08 PM
Ederington L. Benjamin (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
12/03/2019
1:07 PM
Teel Lawrence E. (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
12/03/2019
1:04 PM
Mangieri George J (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
12/03/2019
1:02 PM
Kenner Andrew (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
12/03/2019
12:59 PM
Buesinger Robert F. (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
12/03/2019
12:56 PM
Bender Mark Steven (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
11/18/2019
4:15 PM
Westlake Chemical (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
11/12/2019
8:41 AM
Mangieri George J (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
11/07/2019
3:52 PM
Westlake Chemical (Filer)
Form S-3ASR
11/06/2019
11:33 AM
Westlake Chemical (Filer)
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
11/05/2019
6:33 AM
Westlake Chemical (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
08/21/2019
10:50 AM
Jenkins Dorothy C (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
08/19/2019
8:44 AM
Sheets Jeffrey Wayne (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
08/19/2019
8:43 AM
NORTHCUTT R BRUCE (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
08/19/2019
8:43 AM
MCCOLLUM MARK A (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
08/19/2019
8:42 AM
LUKENS MAX L (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
08/19/2019
8:42 AM
Jenkins Dorothy C (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
08/19/2019
8:41 AM
Haas Marius (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
08/19/2019
8:41 AM
Graff Michael J (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
08/19/2019
8:41 AM
Chao John Tsung-chen (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
08/19/2019
8:40 AM
Chao David Tsung-Hung (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
08/06/2019
1:56 PM
Westlake Chemical (Filer)
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
08/06/2019
6:44 AM
Westlake Chemical (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
07/22/2019
8:15 AM
Westlake Chemical (Filer)
Form CERT
07/17/2019
4:17 PM
Westlake Chemical (Filer)
Form 8-A12B
07/17/2019
3:13 PM
Westlake Chemical (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
07/11/2019
10:10 AM
Westlake Chemical (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
07/10/2019
1:54 PM
Westlake Chemical (Subject)
Form FWP
07/10/2019
5:52 AM
Westlake Chemical (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
07/10/2019
5:07 AM
Westlake Chemical (Filer)
Form 424B5
07/01/2019
7:51 AM
Westlake Chemical (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
05/24/2019
3:33 PM
Westlake Chemical (Filer)
Form SD
Specialized Disclosure Report  
05/20/2019
7:26 AM
NORTHCUTT R BRUCE (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
05/20/2019
7:25 AM
MCCOLLUM MARK A (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
05/20/2019
7:25 AM
LUKENS MAX L (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
05/20/2019
7:24 AM
Jenkins Dorothy C (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
05/20/2019
7:23 AM
Graff Michael J (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
05/02/2019
2:05 PM
Westlake Chemical (Filer)
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
05/02/2019
6:39 AM
Westlake Chemical (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
05/01/2019
7:28 AM
Kearns Roger L. (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
04/05/2019
7:05 AM
Westlake Chemical (Filer)
Form DEFA14A
04/05/2019
7:01 AM
Westlake Chemical (Filer)
Form DEF 14A
03/20/2019
1:06 PM
RILEY H JOHN JR (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/20/2019
1:07 PM
Westlake Chemical (Filer)
Form 10-K
Annual report pursuant to Section 13 or 15(d)  
02/20/2019
12:52 PM
Teel Lawrence E. (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/20/2019
12:51 PM
Mangieri George J (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/20/2019
12:50 PM
Kenner Andrew (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/20/2019
12:49 PM
Ederington L. Benjamin (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/20/2019
12:47 PM
Chao James (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/20/2019
12:46 PM
Chao Albert (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/20/2019
12:45 PM
Buesinger Robert F. (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/20/2019
12:44 PM
Bender Mark Steven (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/19/2019
11:49 AM
Kenner Andrew (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/19/2019
11:48 AM
Buesinger Robert F. (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/19/2019
11:48 AM
Bender Mark Steven (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/19/2019
11:47 AM
Ederington L. Benjamin (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/19/2019
11:46 AM
Teel Lawrence E. (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/19/2019
11:45 AM
Chao James (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/19/2019
11:44 AM
Mangieri George J (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/19/2019
11:42 AM
Chao Albert (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/19/2019
11:41 AM
Kearns Roger L. (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/19/2019
6:53 AM
Westlake Chemical (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
02/13/2019
11:08 AM
FMR LLC (Filed by)
Westlake Chemical (Subject)
Form SC 13G
02/11/2019
3:31 PM
TTWF LP (Filed by)
Westlake Chemical (Subject)
Form SC 13G/A
01/07/2019
2:08 PM
Sheets Jeffrey Wayne (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
01/07/2019
2:07 PM
Haas Marius (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
01/07/2019
2:07 PM
Chao David Tsung-Hung (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
01/02/2019
8:54 AM
Westlake Chemical (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
11/19/2018
8:29 AM
Chao Albert (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
11/16/2018
12:06 PM
Chao Albert (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
11/14/2018
12:14 PM
Chao Albert (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
11/06/2018
1:03 PM
Westlake Chemical (Filer)
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
11/06/2018
6:58 AM
Westlake Chemical (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
09/25/2018
5:06 AM
Westlake Chemical (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
09/20/2018
3:09 PM
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AXIALL, LLC (Filer)
Eagle Natrium LLC (Filer)
EAGLE SPINCO INC. (Filer)
Eagle US 2 LLC (Filer)
GVGP, INC. (Filer)
Lagoon LLC (Filer)
North American Specialty Products LLC (Filer)
Plastic Trends, Inc (Filer)
Rome Delaware CORP (Filer)
Royal Building Products Inc. (0001700350) (Filer)
Westlake Chemical (Filer)
Westlake Chemical Energy LLC (Filer)
WESTLAKE CHEMICAL INVESTMENTS, INC. (Filer)
Westlake Chemical Vinyls LLC (Filer)
Westlake Longview Corp (Filer)
WESTLAKE MANAGEMENT SERVICES, INC. (Filer)
Westlake NG I CORP (Filer)
WESTLAKE OLEFINS CORP (Filer)
WESTLAKE PETROCHEMICALS LLC (Filer)
WESTLAKE POLYMERS LLC (Filer)
WESTLAKE STYRENE LLC (Filer)
WESTLAKE VINYL CORP (Filer)
WESTLAKE VINYLS CO LP (Filer)
WESTLAKE VINYLS, INC. (Filer)
WPT LLC (Filer)
Form POSASR
08/22/2018
8:32 AM
RILEY H JOHN JR (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
08/22/2018
8:31 AM
NORTHCUTT R BRUCE (Reporting)
Westlake Chemical (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
This page was last updated on 2/19/2020 by MarketBeat.com Staff

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