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Sell4
WESTLAKE CORP
WLK
Total Value
$10.3M
Net $3.0M sold
Sales
$3.0M
3 transactions
Company Information
- Company Name
- WESTLAKE CORP
- Ticker Symbol
- WLK
- CIK
- 0001262823
Insider Information
- Name
- Chao Albert
- Role
- Insider
- Location
- HOUSTON, TX
Filing Details
- Filing Date
- Dec 23, 2025
- Transaction Date
- Dec 22, 2025
- Accession Number
- 0001193125-25-329926
- Form Type
- 4
- Net Trading Amount
- -$3.0M
Non-Derivative Transactions
| Date | Security | Shares | Price | Type | Value |
|---|---|---|---|---|---|
| Dec 22, 2025 | Common Stock | 81,673 | $44.42 | Exercise | $3.6M |
| Dec 22, 2025 | Common Stock | 9,711 | $72.82 | Sale | $707.1K |
| Dec 22, 2025 | Common Stock | 30,604 | $73.80 | Sale | $2.3M |
| Dec 22, 2025 | Common Stock | 521 | $74.44 | Sale | $38.8K |
Derivative Transactions
| Date | Security | Shares | Exercise Price | Type | Value |
|---|---|---|---|---|---|
| Dec 22, 2025 | Derivative | 81,673 | $44.42 | Exercise | $3.6M |
Footnotes
- (F1)A portion of the sale proceeds were used to cover the strike price and related taxes in regards to the excercise of the options disclosed in Table II.
- (F2)Weighted average price. These shares were sold in multiple transactions ranging from $72.395 to $73.39 inclusive. The reporting person undertakes to provide the issuer, any security holder of the issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.
- (F3)Weighted average price. These shares were sold in multiple transactions ranging from $73.40 to $74.40 inclusive. The reporting person undertakes to provide the issuer, any security holder of the issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.
- (F4)Weighted average price. These shares were sold in multiple transactions ranging from $74.405 to $74.515 inclusive. The reporting person undertakes to provide the issuer, any security holder of the issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.
- (F5)The stock options are exercisable in three installments of 33%, 33% and 34% on February 18, 2017, 2018 and 2019, respectively.