BUESINGER ROBERT F.

PrivateCIK: 1488587
Location

HOUSTON, TX

BUESINGER ROBERT F. (EVP, PEM Segment Head) exercised options at WESTLAKE CORP

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 2 exercises
InsiderBUESINGER ROBERT F.CIK 1488587
IssuerWESTLAKE CORPCIK 1262823
Officer· EVP, PEM Segment Head
Since Feb 2026
-12.67K
Net shares
Net seller
$1.81M
Total sold
0
Open market trades
0B · 0S
5
Total transactions
12.67K acquired · 25.34K disposed
Non-Derivative Transactions3

Common Stock

Direct
M · Option Exercise

Shares

+5K

Price / share

$86.54

Trade value

$433.12K

% of position

19.9%
3/7/2024
25.14K30.15K

Common Stock

Direct
M · Option Exercise

Shares

+7.67K

Price / share

$108.12

Trade value

$828.72K

% of position

25.4%
3/7/2024
30.15K37.81K

Common Stock

Direct
D · Disposition

Shares

12.67K

Price / share

$142.55

Trade value

$1.81M

% of position

33.5%
3/7/2024
37.81K25.14K
Total

Net shares

+0.00

Net value

-$544.27K

Derivative Transactions2

Employee Option (right to buy)

Direct
M · Option Exercise
Converts to

Common Stock

5K shares

Shares

5K

Strike price

86.5379

Held after

0.00

Exercisable

3/7/2024

Employee Option (right to buy)

Direct
M · Option Exercise
Converts to

Common Stock

7.67K shares

Shares

7.67K

Strike price

108.1175

Held after

3.95K

Exercisable

3/7/2024
BUESINGER ROBERT F. — Insider Transaction (Form 4) Filed Mar 11, 2024 | Finecho