WLKNYSEIndustrial Organic ChemicalsFiscal year ends December 31
WESTLAKE CORP
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 5, 2026
$62.29−1.04 (-1.64%)
Close on Oct 19, 2026
- Market cap
- $8.00B
- P/E (TTM)
- –
- Dividend yield
- 3.39%
WESTLAKE CORP revenue by segment
By business segment
| Revenue | Q2 26 | Q1 26 | Q4 25 | Q3 25 | Q2 25 | Q1 25 | Q4 24 | Q3 24 | Q2 24 | Q1 24 | Q4 23 | Q3 23 | % of revenue | YoY |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Performance and Essential Materials Segment | $2.02B | $1.66B | $1.63B | $1.75B | $1.79B | $1.85B | $1.86B | $2.02B | $2.01B | $1.93B | $1.88B | $1.97B | 61.7% | +12.6% |
| Housing and Infrastructure Products Segment | $1.25B | $993.00M | $901.00M | $1.09B | $1.16B | $996.00M | $981.00M | $1.10B | $1.19B | $1.04B | $946.00M | $1.14B | 38.3% | +7.9% |
| Operating income | Q2 26 | Q1 26 | Q4 25 | Q3 25 | Q2 25 | Q1 25 | Q4 24 | Q3 24 | Q2 24 | Q1 24 | Q4 23 | Q3 23 | YoY |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Housing and Infrastructure Products Segment | $212.00M | $56.00M | $66.00M | $151.00M | $222.00M | $148.00M | $129.00M | $202.00M | $266.00M | $210.00M | $121.00M | $256.00M | -4.5% |
| Performance and Essential Materials Segment | $185.00M | -$211.00M | -$717.00M | -$902.00M | -$318.00M | -$163.00M | -$41.00M | -$9.00M | $157.00M | $22.00M | -$664.00M | $105.00M | -158.2% |
By product or service
By region
From the segment and revenue-disaggregation notes of Westlake's 10-K and 10-Q filings (XBRL). Fourth-quarter figures are the fiscal year less the first nine months. Segment names follow the company's own labels and can change when it reorganizes.