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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:
WESTLAKE CHEMICAL PARTNERS LP: WLKP
Price: 8/29/25 52-Wk
High		 52-Wk
Low		 Mkt Cap (mm) Shrs Out (mm) 3-Mth Ave
Vol (m)		 Ind. Yield Short Int
% Float		 Inst. Owned Insider Owned
$22.09 $25.04 $21.19 $778 35 33 8.5% 0.5% 33.83% 44.84%
Exch Sector Industry Sub-Industry
NYSE Manufacturing Chemicals And Allied Products Industrial Organic Chemicals
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#
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Insider Statistics
T N H M S
Filer Name
Insider Title
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
Input Date
1
    
 
GILSON JEAN MARC
PR,CEO,DIR
JB*
$2,025
95
---
8/27/25
---
$21.25
11,803
0.8
D
---
8/29/25 - 3:36:25 pm
2
    
 
GILSON JEAN MARC
PR,CEO,DIR
B
$54,859
2,500
8/20/25
8/21/25
$21.86
$22.02
11,708
27.1
D
---
8/28/25 - 8:33:56 am
3
    
 
GILSON JEAN MARC
PR,CEO,DIR
JB*
$102,653
4,700
---
8/15/25
---
$21.84
9,208
104.3
D
---
8/28/25 - 8:33:56 am
4
    
 
WOELFEL RANDY
DIR
JS
$107,209
4,882
---
8/7/25
---
$21.96
23,913
-17.0
D
---
8/8/25 - 10:19:58 am
5
    
 
WOELFEL RANDY
DIR
JB
---
4,882
---
8/7/25
---
---
28,795
20.4
D
---
8/8/25 - 10:19:58 am
6
    
 
FRIEL LISA A
DIR
JS
$53,604
2,441
---
8/7/25
---
$21.96
7,163
-25.4
D
---
8/8/25 - 10:19:36 am
7
    
 
FRIEL LISA A
DIR
JB
---
4,882
---
8/7/25
---
---
9,604
103.4
D
---
8/8/25 - 10:19:36 am
8
    
 
FINLEY G STEPHEN
DIR
JB
---
4,882
---
8/7/25
---
---
31,930
18.0
D
---
8/8/25 - 10:19:18 am
9
    
 
MOORE AMY ELLENDER
VP
3
---
---
---
8/6/25
---
---
---
---
---
---
8/7/25 - 7:56:09 am
10
    
 
GILSON JEAN MARC
PR,CEO,DIR
JB
$2,081
94
---
5/29/25
---
$22.20
4,508
2.1
D
---
8/28/25 - 8:33:56 am
11
1y
1
100%
-20%
2
CHAO JAMES
CB,DIR
S
$81,770
3,700
---
5/29/25
---
$22.10
---
All
D
---
5/30/25 - 9:16:27 am
12
1y
1
100%
-20%
2
CHAO JAMES
CB,DIR
S
$225,989
10,208
5/27/25
5/28/25
---
$22.10
3,700
-73.4
D
---
5/29/25 - 12:17:08 pm
13
    
 
GILSON JEAN MARC
PR,CEO,DIR
JB*
$2,042
83
---
2/25/25
---
$24.75
4,414
1.9
D
---
8/28/25 - 8:33:56 am
14
    
 
GILSON JEAN MARC
PR,CEO,DIR
JB*
$2,002
85
---
11/27/24
---
$23.57
4,332
2.0
D
---
8/28/25 - 8:33:56 am
15
    
 
GILSON JEAN MARC
PR,CEO,DIR
B
$22,830
1,000
---
8/29/24
---
$22.83
3,927
34.2
D
---
9/3/24 - 9:39:37 am
16
    
 
GILSON JEAN MARC
PR,CEO,DIR
B
$7,344
320
---
8/28/24
---
$22.95
3,427
10.3
D
A
8/28/25 - 8:33:42 am
17
    
 
GILSON JEAN MARC
PR,CEO,DIR
B
$45,843
2,000
8/26/24
8/28/24
$22.84
$22.94
2,927
215.7
D
---
8/28/24 - 5:25:29 pm
18
    
 
GILSON JEAN MARC
PR,CEO,DIR
B
$11,440
500
---
8/23/24
---
$22.88
927
117.1
D
---
8/26/24 - 9:40:16 am
19
    
 
GILSON JEAN MARC
PR,CEO,DIR
JB*
$9,650
427
---
8/22/24
---
$22.60
427
New
D
---
8/26/24 - 9:40:16 am
20
1y
24
63%
0%
2
KENNER ANDREW
VP
B
$60,915
2,692
---
8/12/24
---
$22.63
185,000
1.5
D
---
8/14/24 - 9:57:36 am
21
    
 
FINLEY G STEPHEN
DIR
JB
---
4,560
---
8/9/24
---
---
27,048
20.3
D
---
8/12/24 - 9:31:31 am
22
    
 
WOELFEL RANDY
DIR
JS
$78,455
3,420
---
8/9/24
---
$22.94
23,913
-12.5
D
---
8/12/24 - 9:31:16 am
23
    
 
WOELFEL RANDY
DIR
JB
---
4,560
---
8/9/24
---
---
27,333
20.0
D
---
8/12/24 - 9:31:16 am
24
    
 
FRIEL LISA A
DIR
JS
$52,303
2,280
---
8/9/24
---
$22.94
4,722
-32.6
D
---
8/12/24 - 9:30:58 am
25
    
 
FRIEL LISA A
DIR
JB
---
4,560
---
8/9/24
---
---
7,002
186.7
D
---
8/12/24 - 9:30:58 am
26
1y
24
63%
0%
2
KENNER ANDREW
VP
B
$275,868
12,000
---
8/9/24
---
$22.99
182,308
7.0
D
---
8/12/24 - 9:24:50 am
27
    
 
GILSON JEAN MARC
PR,CEO,DIR
3
---
---
---
7/15/24
---
---
---
---
---
---
7/15/24 - 12:14:49 pm
28
1y
24
63%
0%
2
KENNER ANDREW
VP
B
$50,929
2,291
---
5/30/24
---
$22.23
170,308
1.4
D
---
6/3/24 - 8:05:01 am
29
1y
24
63%
0%
2
KENNER ANDREW
VP
B
$158,440
7,178
---
5/10/24
---
$22.07
168,017
4.5
D
---
5/14/24 - 9:40:20 am
30
    
 
FRIEL LISA A
DIR
JS
$54,701
2,442
---
5/10/24
---
$22.40
2,442
-50.0
D
---
5/13/24 - 1:37:00 pm
31
    
 
FRIEL LISA A
DIR
JB
---
4,884
---
5/10/24
---
---
4,884
New
D
---
5/13/24 - 1:37:00 pm
32
1y
24
63%
0%
2
KENNER ANDREW
VP
B
$221,000
10,000
---
5/8/24
---
$22.10
160,839
6.6
D
---
5/10/24 - 7:29:57 am
33
    
 
HOLY JEFFREY ADAM
VP,CAO
3
---
---
---
5/8/24
---
---
---
---
---
---
5/9/24 - 8:06:24 am
34
1y
24
63%
0%
2
KENNER ANDREW
VP
B
$111,150
5,000
---
3/28/24
---
$22.23
150,839
3.4
D
---
4/1/24 - 6:28:57 am
35
1y
24
63%
0%
2
KENNER ANDREW
VP
B
$93,737
4,230
---
3/21/24
---
$22.16
145,839
3.0
D
---
3/25/24 - 10:17:13 am
36
1y
24
63%
0%
2
KENNER ANDREW
VP
B
$111,500
5,000
---
3/6/24
---
$22.30
141,609
3.7
D
---
3/7/24 - 8:32:29 am
37
1y
24
63%
0%
2
KENNER ANDREW
VP
B
$221,160
10,000
---
2/22/24
---
$22.12
136,609
7.9
D
---
2/26/24 - 10:10:44 am
38
1y
24
63%
0%
2
KENNER ANDREW
VP
B
$107,400
5,000
---
11/9/23
---
$21.48
126,609
4.1
D
---
11/13/23 - 8:11:03 am
39
1y
24
63%
0%
2
KENNER ANDREW
VP
B
$220,180
10,000
---
11/6/23
---
$22.02
121,609
9.0
D
---
11/8/23 - 11:09:21 am
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