BUESINGER ROBERT F.

PrivateCIK: 1488587
Location

HOUSTON, TX

BUESINGER ROBERT F. (EVP, PEM Segment Head) made both purchases and sales at WESTLAKE CORP

Purchased 83.00 shares and sold 83.00 shares — review individual transaction dates and prices for directional context.

P · 1S · 1
InsiderBUESINGER ROBERT F.CIK 1488587
IssuerWESTLAKE CORPCIK 1262823
Officer· EVP, PEM Segment Head
Since Feb 2026
0.00
Net shares
Net seller
$6.0K
Total sold
2
Open market trades
1B · 1S
2
Total transactions
83.00 acquired · 83.00 disposed
Non-Derivative Transactions2

Common Stock

Indirect
P · Purchase

Shares

+83.00

Price / share

$93.39

Trade value

$7.75K

% of position

New position
4/22/2025
0.0083.00

Common Stock

Indirect
S · Sale

Shares

83.00

Price / share

$72.70

Trade value

$6.03K

% of position

New position
5/27/2025
83.000.00
Total

Net shares

+0.00

Net value

$1.72K

Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)1

Common Stock

Direct
Shares owned34.93K
Total
34.93K direct34.93K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
BUESINGER ROBERT F. — Insider Transaction (Form 4) Filed Jun 9, 2025 | Finecho