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 B  AB  JB*  OB  OE*  OE
 S  AS  JS*  OS  OS*  3
 JB
 JS
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Detailed Insider History For:
'CHAO ALBERT'
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Insider Statistics
T N H M S
Insider Title
Company Name
Ticker
Trans Type
Dollar Value
Shares Traded
Trans Date From
Trans Date To
Trans Price From
Trans Price To
Total Holdings
Delta % Owned
Owned
Other Info
SIC Code
SIC Sector
SIC Industry
SIC Sub-Industry
Input Date
1
    
 
CB,DIR
WESTLAKE CORP
WLK
JS
$235,347
2,501
---
2/20/26
---
$94.10
642,880
-0.4
D
R
2860
Manufacturing
Chemicals And Allied Products
Industrial Organic Chemicals
2/23/26 - 2:40:20 pm
2
    
 
CB,DIR
WESTLAKE CORP
WLK
JB
---
6,193
---
2/19/26
---
---
645,381
1.0
D
R
2860
Manufacturing
Chemicals And Allied Products
Industrial Organic Chemicals
2/23/26 - 2:40:20 pm
3
    
 
CB,DIR
WESTLAKE CORP
WLK
JS
$503,557
5,089
---
2/18/26
---
$98.95
639,188
-0.8
D
R
2860
Manufacturing
Chemicals And Allied Products
Industrial Organic Chemicals
2/19/26 - 3:19:13 pm
4
    
 
CB,DIR
WESTLAKE CORP
WLK
JB
---
16,555
---
2/17/26
---
---
644,277
2.6
D
R
2860
Manufacturing
Chemicals And Allied Products
Industrial Organic Chemicals
2/19/26 - 3:19:13 pm
5
1y
14
43%
8%
2
CB,DIR
WESTLAKE CORP
WLK
OS
$3,004,373
40,836
---
12/22/25
$72.82
$74.44
627,722
-6.1
D
---
2860
Manufacturing
Chemicals And Allied Products
Industrial Organic Chemicals
12/23/25 - 9:37:13 am
6
    
 
CB,DIR
WESTLAKE CORP
WLK
OE
$3,627,915
81,673
---
12/22/25
---
$44.42
668,558
13.9
D
---
2860
Manufacturing
Chemicals And Allied Products
Industrial Organic Chemicals
12/23/25 - 9:37:13 am
7
    
 
CB,DIR
WESTLAKE CORP
WLK
JS
$1,480,131
13,390
---
2/21/25
---
$110.54
586,885
-2.2
D
R
2860
Manufacturing
Chemicals And Allied Products
Industrial Organic Chemicals
2/24/25 - 2:10:55 pm
8
    
 
CB,DIR
WESTLAKE CORP
WLK
JB
---
33,456
---
2/20/25
---
---
600,275
5.9
D
R
2860
Manufacturing
Chemicals And Allied Products
Industrial Organic Chemicals
2/24/25 - 2:10:55 pm
9
    
 
CB,DIR
WESTLAKE CORP
WLK
JS
$676,767
6,069
---
2/19/25
$111.46
$112.73
566,819
-1.1
D
R
2860
Manufacturing
Chemicals And Allied Products
Industrial Organic Chemicals
2/20/25 - 2:30:50 pm
10
    
 
CB,DIR
WESTLAKE CORP
WLK
JB
---
17,972
---
2/18/25
---
---
572,888
3.2
D
R
2860
Manufacturing
Chemicals And Allied Products
Industrial Organic Chemicals
2/20/25 - 2:30:50 pm
11
1y
14
43%
8%
2
CB,DIR
WESTLAKE CORP
WLK
OS
$6,641,279
45,298
---
8/16/24
$146.61
$147.04
554,916
-7.5
D
---
2860
Manufacturing
Chemicals And Allied Products
Industrial Organic Chemicals
8/19/24 - 2:50:42 pm
12
    
 
CB,DIR
WESTLAKE CORP
WLK
OE
$3,084,341
45,298
---
8/16/24
---
$68.09
600,214
8.2
D
---
2860
Manufacturing
Chemicals And Allied Products
Industrial Organic Chemicals
8/19/24 - 2:50:42 pm
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