A
$ Value
$0
Shares
2,168
Price
$0
Filed
Aug 11
Insider
Name
Chao Catherine T.
Title
—
CIK
0001974884
Roles
Director
Transaction Details
Transaction Date
2025-08-08
Code
A
Table
Derivative
Ownership
Direct
Equity Swap
No
Shares After
2,168
Footnotes
Restricted stock units convert into the Issuer's common stock on a one-for-one basis. | These shares are held in a trust for the benefit of the reporting person, who also serves as sole trustee. | All of the restricted stock units will vest on August 8, 2026. | On August 9, 2024 the reporting person was granted 1,128 restricted stock units vesting on the first anniversary of the grant date.
Filing Info
Chao Catherine T.'s History
| Date | Ticker | Type | Value |
|---|---|---|---|
| 2025-08-09 | WLK | M | — |
| 2025-08-09 | WLK | M | $0 |
| 2025-08-08 | WLK | A | $0 |
Other Insiders at WLK (90d)
| Insider | Bought | Sold | Last |
|---|---|---|---|
|
Bender Mark Steven
EVP & CFO
|
— | $1.8M | 2026-03-27 |
|
Buesinger Robert F.
EVP, PEM Segment Head
|
— | $461K | 2026-03-27 |
|
Powers Brian John
SVP, PEM Segment Head
|
— | — | 2026-04-02 |