Senior insider sale
EVP & CFO at WESTLAKE CORP — senior position signals high conviction
$5.01M
48.17K shares
What this filing means
BENDER MARK STEVEN plans to sell 48.17K shares of WESTLAKE CORP valued at approximately $5.01M. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.
Filed: 3/27/2026ACC: 0001950047-26-003039
Officer· EVP & CFO
Since Feb 2026
48.17K
Shares to sell
$5.01M
Approx. market value
16.41K
Acquired (3 months)
1
Planned
3 completed
Securities Acquired — Last 3 Months5
Restricted Stock
Not Applicable
2/18/2025
3.50KRestricted Stock
Not Applicable
2/19/2024
3.14KPerformance Shares
Not Applicable
2/18/2022
4.78KRestricted Stock
Not Applicable
2/14/2021
1.08KRestricted Stock
Not Applicable
2/17/2020
3.92KTotal acquired16.41K
| Acquisition Date | Type | Amount Acquired | Gift |
|---|---|---|---|
2/18/2025 | Restricted Stock Not Applicable | 3.50K | — |
2/19/2024 | Restricted Stock Not Applicable | 3.14K | — |
2/18/2022 | Performance Shares Not Applicable | 4.78K | — |
2/14/2021 | Restricted Stock Not Applicable | 1.08K | — |
2/17/2020 | Restricted Stock Not Applicable | 3.92K | — |
| Total | 16.41K | ||
Planned & Completed Dispositions4
Completed
—Completed
Units to sell
30.10K
Market value
$3.00M
2/27/2026
—Completed
Units to sell
445.00
Market value
$41.9K
2/20/2026
—Completed
Units to sell
1.21K
Market value
$119.6K
2/18/2026
Planned — Approximate Date
NYSEPlanned
Units to sell
16.41K
Market value
$1.85M
3/27/2026
Total
Units
48.17K
Value
$5.01M
| Date | Units to Sell | Approx. Market Value | Exchange | Status |
|---|---|---|---|---|
| Completed | ||||
2/27/2026 | 30.10K | $3.00M | — | Completed |
2/20/2026 | 445.00 | $41.9K | — | Completed |
2/18/2026 | 1.21K | $119.6K | — | Completed |
| Planned — Approximate Date | ||||
3/27/2026 | 16.41K | $1.85M | NYSE | Planned |
| Total | 48.17K | $5.01M | ||