Westlake WLK Business Segments
| Q1 '26 | Q4 '25 | Q3 '25 | Q2 '25 | Q1 '25 | ||
|---|---|---|---|---|---|---|
| Other income, net by Business | ||||||
| Housing and Infrastructure Products Segment | $2M0.0% | $3M0.0% | $2M-66.7% | -$2M-112% | $2M-50.0% | |
| Performance and Essential Materials Segment | $9M0.0% | $34M-10.5% | $10M+66.7% | $4M-60.0% | $9M-18.2% | |
| Total reportable segments loss from operations by Business | ||||||
| Housing and Infrastructure Products Segment | $56M-62.2% | $66M-48.8% | $151M-25.2% | $222M-16.5% | $148M-29.5% | |
| Performance and Essential Materials Segment | -$211M-29.4% | -$717M— | -$902M-9,922% | -$318M-303% | -$163M-841% | |
| Revenue by Business | ||||||
| Housing and Infrastructure Products Segment | $993M-0.3% | $901M-8.2% | $1.09B-0.6% | $1.16B-2.8% | $996M-4.6% | |
| Performance and Essential Materials Segment | $1.66B-10.3% | $1.63B-12.4% | $1.75B-13.5% | $1.79B-10.9% | $1.85B-4.2% | |
| Total Assets by Business | ||||||
| Housing and Infrastructure Products Segment | $5.19B+3.5% | $4.91B+1.2% | $5.03B-0.1% | $5.16B-0.7% | $5.02B-1.2% | |
| Performance and Essential Materials Segment | $11.97B-10.2% | $12.09B-8.1% | $12.61B-5.7% | $13.46B-0.1% | $13.34B-0.7% | |
| Cost of Sales by Business | ||||||
| Housing and Infrastructure Products Segment | $811M+12.3% | $701M-4.5% | $815M+5.0% | $814M+1.5% | $722M+2.0% | |
| Performance and Essential Materials Segment | $1.83B-8.5% | $1.83B-3.2% | $1.88B-3.8% | $2B+5.9% | $2B+4.4% | |
| Provision for (benefit from) income taxes by Business | ||||||
| Housing and Infrastructure Products Segment | $13M-60.6% | —— | $820M+912% | $4M-94.9% | $33M-41.1% | |
| Performance and Essential Materials Segment | -$47M-30.6% | —— | -$920M-4,742% | $3M-84.2% | -$36M-227% | |
| Restructuring, transaction and integration-related costs by Business | ||||||
| Housing and Infrastructure Products Segment | $1M— | —— | $2M— | $0-100% | $0-100% | |
| Performance and Essential Materials Segment | $17M+143% | $487M+5,988% | $15M-80.0% | $115M+3,733% | $7M— | |
| Selling, general and administrative expenses by Business | ||||||
| Housing and Infrastructure Products Segment | $105M-2.8% | $99M0.0% | $104M+4.0% | $105M-1.9% | $108M+3.8% | |
| Performance and Essential Materials Segment | $110M+6.8% | $105M+1.9% | $107M+9.2% | $101M0.0% | $103M+12.0% | |
| Raw material, energy and manufacturing costs by Business | ||||||
| Housing and Infrastructure Products Segment | $771M+12.2% | $661M-5.2% | $772M+4.0% | $778M+1.4% | $687M+1.6% | |
| Performance and Essential Materials Segment | $1.62B-9.2% | $1.61B-4.2% | $1.66B-4.9% | $1.78B+5.9% | $1.78B+4.4% | |
| D&A by Business | ||||||
| Housing and Infrastructure Products | $60M+13.2% | $61M+8.9% | $62M+14.8% | $55M+3.8% | $53M+6.0% | |
| Housing and Infrastructure Products Segment | $20M+11.1% | $21M+10.5% | $19M-5.0% | $19M+5.6% | $18M0.0% | |
| Performance and Essential Materials | $221M-2.6% | $233M+4.5% | $238M+5.8% | $236M+5.4% | $227M+3.2% | |
| Performance and Essential Materials Segment | $13M0.0% | $13M0.0% | $14M+7.7% | $13M-7.1% | $13M-7.1% | |
| CapEx by Business | ||||||
| Housing and Infrastructure Products Segment | $52M+52.9% | $73M+14.1% | $40M-4.8% | $42M0.0% | $34M-8.1% | |
| Performance and Essential Materials Segment | $149M-29.7% | $163M-26.9% | $196M+9.5% | $224M+18.5% | $212M-7.8% | |
| Effects of changes in foreign exchange rates by Business | ||||||
| Housing and Infrastructure Products Segment | -$2M-200% | $1M+117% | —— | $5M+600% | $2M+200% | |
| Performance and Essential Materials Segment | -$1M0.0% | —— | —— | $7M+800% | -$1M+50.0% | |
| Depreciation and amortization segment expenses by Business | ||||||
| Housing and Infrastructure Products Segment | $40M+14.3% | $40M+8.1% | $43M+26.5% | $36M+2.9% | $35M+9.4% | |
| Performance and Essential Materials Segment | $208M-2.8% | $220M+4.8% | $224M+5.7% | $223M+6.2% | $214M+3.9% | |
| Goodwill by Business | ||||||
| Housing and Infrastructure Products Segment | $1.18B+3.2% | $1.15B+0.6% | $1.14B0.0% | $1.15B+0.4% | $1.14B-0.2% | |
| Performance and Essential Materials Segment | $168M-81.2% | $169M-81.1% | $170M-81.0% | $899M+0.6% | $892M-0.3% | |
| Goodwill acquired during the period by Business | ||||||
| Housing and Infrastructure Products Segment | $34M— | —— | —— | —— | —— | |
| Performance and Essential Materials Segment | $0— | —— | —— | —— | —— | |
| Revenue by Product | ||||||
| Essential Materials | $656M-17.4% | $702M-5.3% | $737M-13.8% | $771M-7.8% | $794M+3.5% | |
| Housing Products | $788M-6.0% | $767M-6.2% | $928M-1.0% | $980M-3.0% | $838M-4.7% | |
| Infrastructure Products | $205M+29.7% | $134M-17.8% | $163M+1.2% | $180M-2.2% | $158M-4.2% | |
| Performance Materials | $1B-5.0% | $930M-17.0% | $1.01B-13.2% | $1.02B-13.2% | $1.06B-9.3% |
Chart any of these lines over time, or line them up against competitors.
Compare these in charts →Questions, answered.
- How does Westlake break its business down?
- Westlake (WLK) reports other income, net by business across 2 parts — Housing and Infrastructure Products Segment and Performance and Essential Materials Segment. Each is extracted from the segment footnotes and tracked over time.
- Where does Westlake's segment data come from?
- Segment breakdowns are pulled from the segment footnotes in Westlake's SEC filings (the XBRL dimensional tags), so every line ties back to a reported figure. Switch between quarterly, annual, and TTM, or open any segment for its full history.
