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Westlake (WLK) SEC Filings & 10K Form

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$126.66 -0.03 (-0.02%)
(As of 11/15/2024 ET)

Recent Westlake SEC Filings

DateFilerForm TypeView
11/06/2024
9:49 AM
Westlake (Filer)
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
11/05/2024
6:26 AM
Westlake (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
09/03/2024
8:39 AM
Chao James (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
08/26/2024
8:40 AM
Janssens Thomas J. (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
08/23/2024
4:53 PM
Janssens Thomas J. (Reporting)
Westlake (Subject)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
08/19/2024
1:50 PM
Chao Albert (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
08/15/2024
10:00 AM
Buesinger Robert F. (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
08/15/2024
10:00 AM
Bender Mark Steven (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
08/15/2024
10:00 AM
Ederington L. Benjamin (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
08/12/2024
10:26 AM
Sabat Carolyn Chao (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
08/12/2024
10:23 AM
Chao David Tsung-Hung (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
08/12/2024
10:24 AM
Graff Michael J (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
08/12/2024
10:24 AM
Haas Marius (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
08/12/2024
10:24 AM
MCCOLLUM MARK A (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
08/12/2024
10:25 AM
Lubel Kimberly S (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
08/12/2024
10:25 AM
NORTHCUTT R BRUCE (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
08/12/2024
10:26 AM
Sheets Jeffrey Wayne (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
08/12/2024
10:26 AM
Chao Catherine T. (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
08/12/2024
5:07 AM
Westlake (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
08/09/2024
11:30 AM
Westlake (Filer)
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
08/06/2024
6:25 AM
Westlake (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
07/29/2024
5:04 AM
Westlake (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
07/16/2024
1:00 PM
Gilson Jean-Marc (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
07/15/2024
11:15 AM
Gilson Jean-Marc (Reporting)
Westlake (Issuer)
Form 3
Initial statement of beneficial ownership of securities  
07/15/2024
7:32 AM
Westlake (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
07/01/2024
5:05 AM
Westlake (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
06/13/2024
7:55 AM
Westlake (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
05/29/2024
3:33 PM
Westlake (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
05/13/2024
3:31 PM
Westlake (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
05/13/2024
10:24 AM
Buesinger Robert F. (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
05/13/2024
8:22 AM
Chao Catherine T. (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
05/13/2024
8:25 AM
Sabat Carolyn Chao (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
05/08/2024
12:15 PM
Buesinger Robert F. (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
05/06/2024
5:20 PM
Buesinger Robert F. (Reporting)
Westlake (Subject)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
05/06/2024
8:21 AM
Bender Mark Steven (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
05/03/2024
2:26 PM
Bender Mark Steven (Reporting)
Westlake (Subject)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
05/02/2024
12:28 PM
Westlake (Filer)
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
05/02/2024
8:41 AM
Holy Jeffrey Adam (Reporting)
Westlake (Issuer)
Form 3
Initial statement of beneficial ownership of securities  
05/01/2024
6:27 AM
Westlake (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
04/25/2024
3:59 PM
Westlake (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
04/11/2024
11:28 AM
Westlake (Subject)
Form PX14A6G
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04/11/2024
11:28 AM
AS YOU SOW (Filed by)
AS YOU SOW (Filed by)
Westlake (Subject)
Form PX14A6G
04/03/2024
3:30 PM
Westlake (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
04/01/2024
5:26 AM
Chao James (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
03/29/2024
10:00 AM
Westlake (Filer)
Form DEF 14A
03/29/2024
10:03 AM
Westlake (Filer)
Form DEFA14A
03/29/2024
10:06 AM
Westlake (Filer)
Form ARS
03/22/2024
1:55 PM
Westlake (Issuer)
Zoeller Johnathan Stevan (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/21/2024
4:39 PM
Westlake (Subject)
Zoeller Johnathan Stevan (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
03/18/2024
9:09 AM
Buesinger Robert F. (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
03/14/2024
9:53 AM
Buesinger Robert F. (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
03/11/2024
8:38 AM
Buesinger Robert F. (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
03/11/2024
8:03 AM
Westlake (Issuer)
Zoeller Johnathan Stevan (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/08/2024
4:41 PM
Westlake (Subject)
Zoeller Johnathan Stevan (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
03/07/2024
7:32 AM
Bender Mark Steven (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
03/05/2024
4:32 PM
Bender Mark Steven (Reporting)
Westlake (Subject)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
02/29/2024
4:45 PM
Buesinger Robert F. (Reporting)
Westlake (Subject)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
02/28/2024
11:04 AM
Bender Mark Steven (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/21/2024
9:27 AM
Buesinger Robert F. (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/21/2024
9:28 AM
Chao Albert (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/21/2024
9:28 AM
Chao James (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/21/2024
9:29 AM
Ederington L. Benjamin (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/21/2024
9:30 AM
Janssens Thomas J. (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/21/2024
9:31 AM
Westlake (Issuer)
Zoeller Johnathan Stevan (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/21/2024
9:25 AM
Bender Mark Steven (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/20/2024
5:40 PM
Janssens Thomas J. (Reporting)
Westlake (Issuer)
Form 4/A
02/20/2024
12:15 PM
Buesinger Robert F. (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/20/2024
8:05 AM
Chao Albert (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/20/2024
8:07 AM
Westlake (Issuer)
Zoeller Johnathan Stevan (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/20/2024
8:11 AM
Chao James (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/20/2024
8:11 AM
Chao John Tsung-chen (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/20/2024
8:11 AM
Ederington L. Benjamin (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/20/2024
8:11 AM
Bender Mark Steven (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/20/2024
8:12 AM
Janssens Thomas J. (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/20/2024
8:12 AM
Janssens Thomas J. (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/20/2024
6:17 AM
Westlake (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
02/06/2024
3:47 PM
Westlake (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
12/01/2023
1:23 PM
Chao James (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
11/30/2023
4:38 PM
Chao James (Reporting)
Westlake (Subject)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
11/17/2023
7:28 AM
Buesinger Robert F. (Reporting)
Westlake (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
(Data available from 1/1/2016 forward)


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This page (NYSE:WLK) was last updated on 11/17/2024 by MarketBeat.com Staff
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