WLK WESTLAKE CORP
Price Chart
Executive Summary
Westlake Corp announced the retirement of Executive Vice President Robert F. Buesinger, who transitions to Special Advisor, and the appointment of Brian Powers as Senior Vice President and head of the Performance & Essential Materials segment. This is a planned leadership transition with a named successor, reducing disruption risk.
Actionable Insight
Monitor for any changes in segment performance or strategy under new leadership, but no immediate trading implications. The orderly transition and retention of Buesinger as advisor reduce execution risk.
Key Facts
- Robert F. Buesinger retires as Executive Vice President and Performance & Essential Materials Segment Head
- Buesinger transitions to role of Special Advisor to the President, effective April 2, 2026
- Brian Powers appointed Senior Vice President and Performance & Essential Materials Segment Head, effective April 2, 2026
- Transition approved by the Board on March 30, 2026
Financial Impact
No immediate financial impact disclosed; leadership transition appears planned with successor in place
Risk Factors
- Potential strategic shift in the Performance & Essential Materials segment under new leadership
- Integration risk for Brian Powers into the executive team
Market Snapshot
Documents Analyzed
This report is based on 4 SEC documents filed with EDGAR.
| Document | Accession Number |
|---|---|
| 8-K Filing (Primary) | 0001193125-26-139007 |
| Document: 0001193125-26-139007-index-headers.html | 0001193125-26-139007 |
| Document: 0001193125-26-139007-index.html | 0001193125-26-139007 |
| Document: 0001193125-26-139007.txt | 0001193125-26-139007 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
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May 5, 2026
5w ago
|
8-K
| $104.29 $86.83 | ▲ +16.74% | ▲ +21.70% | $86.11 (+17.43%) |
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Apr 20, 2026
7w ago
|
8-K
| $115.44 $91.46 | ▼ −20.77% | ▼ −25.69% | $86.11 (−25.41%) |
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Apr 14, 2026
8w ago
|
8-K
| $117.84 $97.56 | ▲ +17.21% | ▲ +23.51% | $86.11 (+26.93%) |
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Apr 6, 2026
9w ago
|
8-K
| $119.51 $114.07 | ▼ −4.55% | ▼ −13.53% | $86.11 (−27.95%) |
|
Apr 2, 2026
9w ago
|
8-K
| $119.21 $115.28 | ▼ −3.30% | ▼ −13.17% | $86.11 (−27.77%) |
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Apr 2, 2026
9w ago
|
DEFA14A
| $119.21 $115.28 | ▼ −3.30% | ▼ −13.17% | $86.11 (−27.77%) |
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Mar 30, 2026
10w ago
|
144
| $116.82 $111.83 | ▼ −4.27% | ▼ −13.69% | $86.11 (−26.29%) |
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Mar 27, 2026
10w ago
|
144
| $116.00 $110.07 | ▼ −5.11% | ▼ −17.71% | $86.11 (−25.77%) |
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Mar 27, 2026
10w ago
|
Insider Cluster
| $113.29 $110.64 | ▲ +2.34% | ▲ +15.08% | $86.11 (+23.99%) |
US Market Status
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