12 filings
4
WLK
Westlake Corporation
1 Sep 23
WESTLAKE / David Tsung-Hung Chao ownership change
10:15am
4
David Tsung-Hung Chao
24 Aug 23
WESTLAKE / David Tsung-Hung Chao ownership change
7:40am
144
David Tsung-Hung Chao
23 Aug 23
Notice of proposed sale of securities
6:07pm
4
WLK
Westlake Corporation
14 Aug 23
WESTLAKE / David Tsung-Hung Chao ownership change
9:15am
4
David Tsung-Hung Chao
15 Aug 22
WESTLAKE / David Tsung-Hung Chao ownership change
3:23pm
4
07yxxerwhn6zkmwkyr8
16 Aug 21
WESTLAKE CHEMICAL / David Tsung-Hung Chao ownership change
1:55pm
4
8fbm2 eiz
17 Aug 20
WESTLAKE CHEMICAL / David Tsung-Hung Chao ownership change
12:20pm
4
h9hq9akwdl04
19 Aug 19
WESTLAKE CHEMICAL / David Tsung-Hung Chao ownership change
9:40am
4
xmx8fphchy5n 3sl53m
7 Jan 19
WESTLAKE CHEMICAL / David Tsung-Hung Chao ownership change
3:07pm
4
p7jplwez kr
20 Aug 18
WESTLAKE CHEMICAL / David Tsung-Hung Chao ownership change
12:00am
4
dzun8lii0c201
9 Jan 18
WESTLAKE CHEMICAL / David Tsung-Hung Chao ownership change
12:00am
3
98thd55l10dzkh4hspt
9 Jan 18
WESTLAKE CHEMICAL / David Tsung-Hung Chao ownership change
12:00am
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