---
schema_version: "secwatch.filing_event.v1"
accession: "0001262823-25-000047"
form_type: "8-K"
ticker: "WLK"
cik: "0001262823"
company_name: "WESTLAKE CORP"
filed_at: "2025-08-05T23:59:59+00:00"
generated_at: "2026-05-17T20:29:15.939598+00:00"
event_type: "earnings"
sentiment: "negative"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Westlake Q2 2025 net loss $142M ($1.11 EPS); EBITDA excl. items $340M, down 54% YoY

## Summary
- Net loss $142M ($1.11 diluted EPS); excl. Identified Items net loss $12M ($0.09 EPS).
- EBITDA excl. Items $340M vs $744M in Q2 2024, down 54% YoY on lower PEM volume and higher costs.
- PEM segment loss from ops $188M (excl. items) vs income $157M YoY; HIP income $222M, down $44M YoY.
- Company cut $75M in H1 2025 costs, targeting additional $200M by 2026; Pernis closure accrued $130M.
- Net cash from ops $135M, capex $267M; cash $2.3B, debt $4.7B.

## SEC filing metadata
- accession: 0001262823-25-000047
- form_type: 8-K
- ticker: WLK
- cik: 0001262823
- company_name: WESTLAKE CORP
- filed_at: 2025-08-05T23:59:59+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/1262823/000126282325000047/0001262823-25-000047-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1262823/000126282325000047/wlk-20250805.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001262823-25-000047
- JSON: https://secwatch.observer/filing/0001262823-25-000047.json
- Plain text: https://secwatch.observer/filing/0001262823-25-000047.txt

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