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 | $5M-82.1% | $5M-83.3% | $5M-82.8% | $9M-79.1% | $28M-3.4% | |
| Performance and Essential Materials Segment | $57M-9.5% | $57M-12.3% | $61M+60.5% | $57M+39.0% | $63M+85.3% | |
| Total reportable segments loss from operations by Business | ||||||
| Housing and Infrastructure Products Segment | $495M-33.6% | $587M-27.3% | $650M-18.6% | $701M-17.8% | $745M-4.1% | |
| Performance and Essential Materials Segment | -$2.15B— | -$2.1B— | —— | —— | —— | |
| Revenue by Business | ||||||
| Housing and Infrastructure Products Segment | $4.15B-2.9% | $4.15B-3.9% | $4.23B-1.3% | $4.24B-2.1% | $4.27B+0.5% | |
| Performance and Essential Materials Segment | $6.83B-11.8% | $7.02B-10.3% | $7.25B-7.5% | $7.52B-3.5% | $7.74B-2.2% | |
| Total Assets by Business | ||||||
| Housing and Infrastructure Products Segment | $20.29B+1.0% | $20.12B-0.2% | $20.06B-0.6% | $20.06B-0.9% | $20.1B-0.2% | |
| Performance and Essential Materials Segment | $50.14B-6.0% | $51.5B-3.6% | $52.56B-2.3% | $53.32B-2.0% | $53.33B-2.7% | |
| Cost of Sales by Business | ||||||
| Housing and Infrastructure Products Segment | $3.14B+3.5% | $3.05B+1.1% | $3.09B+1.6% | $3.05B+1.1% | $3.03B+2.4% | |
| Performance and Essential Materials Segment | $7.54B-2.5% | $7.71B+0.8% | $7.77B+0.9% | $7.84B+2.2% | $7.73B+0.1% | |
| Restructuring, transaction and integration-related costs by Business | ||||||
| Performance and Essential Materials Segment | $634M+582% | $624M+626% | $145M+84.7% | $205M+5,025% | $93M+6,100% | |
| Selling, general and administrative expenses by Business | ||||||
| Housing and Infrastructure Products Segment | $413M-0.2% | $416M+1.5% | $416M+1.2% | $412M+0.2% | $414M+2.5% | |
| Performance and Essential Materials Segment | $423M+4.4% | $416M+5.6% | $414M+5.8% | $405M+2.9% | $405M+3.1% | |
| Raw material, energy and manufacturing costs by Business | ||||||
| Housing and Infrastructure Products Segment | $2.98B+3.1% | $2.9B+0.6% | $2.93B+1.1% | $2.9B+0.9% | $2.89B+2.2% | |
| Performance and Essential Materials Segment | $6.66B-3.2% | $6.83B+0.3% | $6.9B+0.5% | $6.98B+2.0% | $6.88B-0.3% | |
| D&A by Business | ||||||
| Housing and Infrastructure Products | $238M+10.2% | $231M+8.5% | $226M+9.2% | $218M+6.9% | $216M+6.9% | |
| Housing and Infrastructure Products Segment | $79M+5.3% | $77M+2.7% | $75M+0.3% | $76M+3.4% | $75M+1.0% | |
| Performance and Essential Materials | $928M+3.2% | $934M+4.7% | $924M+2.9% | $911M+1.4% | $899M+0.9% | |
| Performance and Essential Materials Segment | $53M0.0% | $53M-1.9% | $53M-4.5% | $52M-8.8% | $53M-7.8% | |
| CapEx by Business | ||||||
| Housing and Infrastructure Products Segment | $207M+13.7% | $189M+2.2% | $180M+9.1% | $182M+11.7% | $182M+11.7% | |
| Performance and Essential Materials Segment | $732M-8.8% | $795M-3.2% | $855M+2.5% | $838M-2.1% | $803M-6.7% | |
| Depreciation and amortization segment expenses by Business | ||||||
| Housing and Infrastructure Products Segment | $159M+12.8% | $154M+11.6% | $151M+12.7% | $142M+6.8% | $141M+7.6% | |
| Performance and Essential Materials Segment | $875M+3.4% | $881M+5.1% | $871M+4.5% | $859M+3.8% | $846M+2.8% | |
| Goodwill by Business | ||||||
| Housing and Infrastructure Products Segment | $4.61B+1.1% | $4.57B+0.2% | $4.57B-0.1% | $4.57B0.0% | $4.56B-0.2% | |
| Performance and Essential Materials Segment | $1.41B-60.7% | $2.13B-40.5% | $2.85B-20.3% | $3.58B-3.4% | $3.57B-6.8% | |
| Revenue by Product | ||||||
| Essential Materials | $2.87B-11.2% | $3B-6.1% | $3.04B-5.8% | $3.16B-1.8% | $3.23B-4.6% | |
| Housing Products | $3.46B-3.9% | $3.51B-3.6% | $3.56B-1.6% | $3.57B-2.0% | $3.6B+1.4% | |
| Infrastructure Products | $682M+2.4% | $635M-5.6% | $664M+0.5% | $662M-2.8% | $666M-4.0% | |
| Performance Materials | $3.97B-12.2% | $4.02B-13.1% | $4.21B-8.7% | $4.36B-4.6% | $4.52B-0.4% |
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.
