CHAO ALBERT (President & CEO) sold 5.7% of their position (38.87K shares) of WESTLAKE CORP on the open market
Open‑market sale worth $3.12M — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.
S · 2 sales
Filed: 8/11/2026ACC: 0001193125-26-345140
DirectorOfficer10% Owner· President & CEO
Since Nov 2018
-38.87K
Net shares
Net seller
$3.12M
Total sold
2
Open market trades
0B · 2S
4
Total transactions
38.87K acquired · 77.75K disposed
Non-Derivative Transactions3
Common Stock
Direct
Shares
+38.87K
Price / share
$61.87
Trade value
$2.40M
% of position
6.0%
8/11/2026
642.88K→681.75K
Common Stock
Direct
Shares
−7.49K
Price / share
$79.70
Trade value
$596.87K
% of position
1.1%
8/11/2026
681.75K→674.26K
Common Stock
Direct
Shares
−31.38K
Price / share
$80.42
Trade value
$2.52M
% of position
4.7%
8/11/2026
674.26K→642.88K
Total
Net shares
+0.00
Net value
-$715.90K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 8/11/2026 | M · Option Exercise | +38.87K | $61.87 | $2.40M | 6.0% | 642.88K | 681.75K |
| Common Stock Direct | 8/11/2026 | S · Sale | −7.49K | $79.70 | $596.87K | 1.1% | 681.75K | 674.26K |
| Common Stock Direct | 8/11/2026 | S · Sale | −31.38K | $80.42 | $2.52M | 4.7% | 674.26K | 642.88K |
| Total | +0.00 | -$715.90K | ||||||
Derivative Transactions1
Employee Option (right to buy)
Direct
Converts to
Common Stock
38.87K shares
Shares
−38.87K
Strike price
61.865
Held after
38.87K
Exercisable
—
8/11/2026
| Security | Converts To | Date | Type | Shares | Strike Price | Exercisable | Held After |
|---|---|---|---|---|---|---|---|
| Employee Option (right to buy) Direct | Common Stock38.87K shares | 8/11/2026 | M · Option Exercise | −38.87K | 61.865 | — | 38.87K |