---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-064221"
form_type: "8-K"
ticker: "WLK"
cik: "0001262823"
company_name: "WESTLAKE CORP"
filed_at: "2026-02-23T23:59:59+00:00"
generated_at: "2026-05-16T01:04:35.910427+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Westlake CFO Bender to retire; board adds former LyondellBasell CEO Patel and CEO Gilson

## Summary
- CFO M. Steven Bender notified intent to retire, effective upon appointment of a successor.
- Board expanded to 14 members; elected Bhavesh V. "Bob" Patel (former LyondellBasell CEO) as Class III director.
- CEO Jean-Marc Gilson elected as Class I director; serves without additional compensation.
- Patel received $175,000 in RSUs vesting Feb 20, 2027; will serve on Audit, Compensation, and other committees.
- Patel also serves on boards of Air Products and Dallas Fed Houston Branch; brings chemical industry expertise.

## SEC filing metadata
- accession: 0001193125-26-064221
- form_type: 8-K
- ticker: WLK
- cik: 0001262823
- company_name: WESTLAKE CORP
- filed_at: 2026-02-23T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1262823/000119312526064221/0001193125-26-064221-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1262823/000119312526064221/d33682d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-064221
- JSON: https://secwatch.observer/filing/0001193125-26-064221.json
- Plain text: https://secwatch.observer/filing/0001193125-26-064221.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.