---
schema_version: "secwatch.filing_event.v1"
accession: "0001262823-24-000050"
form_type: "8-K"
ticker: "WLK"
cik: "0001262823"
company_name: "WESTLAKE CORP"
filed_at: "2024-11-05T23:59:59+00:00"
generated_at: "2026-05-30T05:12:39.210522+00:00"
event_type: "earnings"
sentiment: "negative"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Westlake Q3 GAAP EPS $0.83, adjusted $1.41; EBITDA down 22% QoQ on outages and mothball

## Summary
- Net sales $3.1B flat YoY but down 3% QoQ; volume -4%, price +1%.
- GAAP net income $108M ($0.83/sh); adjusted net income $183M ($1.41/sh) excl. $75M mothball charge.
- PEM segment EBITDA $297M excl. Item (-24% QoQ); impacted by ~$120M from two extended outages at ethylene JV and chlorovinyl plant.
- HIP segment EBITDA $262M (-22% QoQ) due to slower residential construction and weather (Hurricanes Beryl, Helene).
- Cash $2.9B, debt $4.6B; redeemed $300M senior notes; capex $220M, free cash flow $254M.

## SEC filing metadata
- accession: 0001262823-24-000050
- form_type: 8-K
- ticker: WLK
- cik: 0001262823
- company_name: WESTLAKE CORP
- filed_at: 2024-11-05T23:59:59+00:00
- event_type: earnings
- sentiment: negative
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1262823/000126282324000050/0001262823-24-000050-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1262823/000126282324000050/wlk-20241105.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001262823-24-000050
- JSON: https://secwatch.observer/filing/0001262823-24-000050.json
- Plain text: https://secwatch.observer/filing/0001262823-24-000050.txt

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