Form 4 for WLK WESTLAKE CORP
Accepted 2025-02-20 00:00:00 ET · period of report 2025-02-18 · accession 0000950170-25-024029 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DM | 2025-02-20 | 2025-02-19 | WLK | Buesinger Robert F. | EVP, HIP, IT, Digital | F - Tax | $111.51 | -4,015 | 31.0K | -11% | -$447.7K |
| D | 2025-02-20 | 2025-02-18 | WLK | Buesinger Robert F. | EVP, HIP, IT, Digital | M - OptEx | $0.00 | +12.9K | 34.8K | +59% | $0 |
| D | 2025-02-20 | 2025-02-18 | WLK | Buesinger Robert F. | EVP, HIP, IT, Digital | M - OptEx | $0.00 | -12.9K | 0 | -100% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2025-02-19 | F | D | 164 | $112.76 | 30,831 | D | — | — | (F3) Shares otherwise issuable were withheld to satisfy tax obligations arising out of the vesting of the reporting persons RSUs. |
| 2 | Common | Common Stock | 2025-02-19 | F | D | 3,851 | $111.46 | 30,995 | D | — | — | (F3) Shares otherwise issuable were withheld to satisfy tax obligations arising out of the vesting of the reporting persons RSUs. |
| 3 | Common | Common Stock | 2025-02-18 | M | A | 12,923 | $0.00 | 34,846 | D | — | — | (F1) Restricted stock units ("RSUs") convert into the Issuer's common stock on a one-for-one basis. |
| 4 | Derivative | Restricted Stock Units | 2025-02-18 | M | D | 12,923 | $0.00 | 0 | D | — · — to — | 12,923 Common Stock | (F1) Restricted stock units ("RSUs") convert into the Issuer's common stock on a one-for-one basis. (F2) On February 18, 2022, the reporting person was granted 12,923 RSUs vesting on the third anniversay of the grant date. |