Westlake WLK Business Segments
| TTM Q1 '26 | TTM Q4 '25 | TTM Q3 '25 | TTM Q2 '25 | TTM Q1 '25 | ||
|---|---|---|---|---|---|---|
| Other income, net by Business | ||||||
| Housing and Infrastructure Products Segment | $5M0.0% | $5M0.0% | $5M-44.4% | $9M-67.9% | $28M-6.7% | |
| Performance and Essential Materials Segment | $57M0.0% | $57M-6.6% | $61M+7.0% | $57M-9.5% | $63M-3.1% | |
| Total reportable segments loss from operations by Business | ||||||
| Housing and Infrastructure Products Segment | $495M-15.7% | $587M-9.7% | $650M-7.3% | $701M-5.9% | $745M-7.7% | |
| Performance and Essential Materials Segment | -$2.15B-2.3% | -$2.1B— | —— | —— | —— | |
| Revenue by Business | ||||||
| Housing and Infrastructure Products Segment | $4.15B-0.1% | $4.15B-1.9% | $4.23B-0.2% | $4.24B-0.8% | $4.27B-1.1% | |
| Performance and Essential Materials Segment | $6.83B-2.7% | $7.02B-3.2% | $7.25B-3.6% | $7.52B-2.8% | $7.74B-1.0% | |
| Total Assets by Business | ||||||
| Housing and Infrastructure Products Segment | $20.29B+0.9% | $20.12B+0.3% | $20.06B0.0% | $20.06B-0.2% | $20.1B-0.3% | |
| Performance and Essential Materials Segment | $50.14B-2.6% | $51.5B-2.0% | $52.56B-1.4% | $53.32B0.0% | $53.33B-0.2% | |
| Cost of Sales by Business | ||||||
| Housing and Infrastructure Products Segment | $3.14B+2.9% | $3.05B-1.1% | $3.09B+1.3% | $3.05B+0.4% | $3.03B+0.5% | |
| Performance and Essential Materials Segment | $7.54B-2.2% | $7.71B-0.8% | $7.77B-0.9% | $7.84B+1.4% | $7.73B+1.1% | |
| Restructuring, transaction and integration-related costs by Business | ||||||
| Performance and Essential Materials Segment | $634M+1.6% | $624M+330% | $145M-29.3% | $205M+120% | $93M+8.1% | |
| Selling, general and administrative expenses by Business | ||||||
| Housing and Infrastructure Products Segment | $413M-0.7% | $416M0.0% | $416M+1.0% | $412M-0.5% | $414M+1.0% | |
| Performance and Essential Materials Segment | $423M+1.7% | $416M+0.5% | $414M+2.2% | $405M0.0% | $405M+2.8% | |
| Raw material, energy and manufacturing costs by Business | ||||||
| Housing and Infrastructure Products Segment | $2.98B+2.9% | $2.9B-1.2% | $2.93B+1.0% | $2.9B+0.4% | $2.89B+0.4% | |
| Performance and Essential Materials Segment | $6.66B-2.4% | $6.83B-1.0% | $6.9B-1.2% | $6.98B+1.4% | $6.88B+1.1% | |
| D&A by Business | ||||||
| Housing and Infrastructure Products | $238M+3.0% | $231M+2.2% | $226M+3.7% | $218M+0.9% | $216M+1.4% | |
| Housing and Infrastructure Products Segment | $79M+2.6% | $77M+2.7% | $75M-1.3% | $76M+1.3% | $75M0.0% | |
| Performance and Essential Materials | $928M-0.6% | $934M+1.1% | $924M+1.4% | $911M+1.3% | $899M+0.8% | |
| Performance and Essential Materials Segment | $53M0.0% | $53M0.0% | $53M+1.9% | $52M-1.9% | $53M-1.9% | |
| CapEx by Business | ||||||
| Housing and Infrastructure Products Segment | $207M+9.5% | $189M+5.0% | $180M-1.1% | $182M0.0% | $182M-1.6% | |
| Performance and Essential Materials Segment | $732M-7.9% | $795M-7.0% | $855M+2.0% | $838M+4.4% | $803M-2.2% | |
| Depreciation and amortization segment expenses by Business | ||||||
| Housing and Infrastructure Products Segment | $159M+3.2% | $154M+2.0% | $151M+6.3% | $142M+0.7% | $141M+2.2% | |
| Performance and Essential Materials Segment | $875M-0.7% | $881M+1.1% | $871M+1.4% | $859M+1.5% | $846M+1.0% | |
| Goodwill by Business | ||||||
| Housing and Infrastructure Products Segment | $4.61B+0.8% | $4.57B+0.2% | $4.57B0.0% | $4.57B+0.1% | $4.56B0.0% | |
| Performance and Essential Materials Segment | $1.41B-34.0% | $2.13B-25.4% | $2.85B-20.3% | $3.58B+0.1% | $3.57B-0.1% | |
| Revenue by Product | ||||||
| Essential Materials | $2.87B-4.6% | $3B-1.3% | $3.04B-3.7% | $3.16B-2.0% | $3.23B+0.8% | |
| Housing Products | $3.46B-1.4% | $3.51B-1.4% | $3.56B-0.3% | $3.57B-0.8% | $3.6B-1.1% | |
| Infrastructure Products | $682M+7.4% | $635M-4.4% | $664M+0.3% | $662M-0.6% | $666M-1.0% | |
| Performance Materials | $3.97B-1.3% | $4.02B-4.5% | $4.21B-3.5% | $4.36B-3.4% | $4.52B-2.3% |
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.
