Westlake
WLK NYSE· Specialty Chemicals
Last close · Oct 26, 2026
$65.31
KIRA · Stoqly’s AI analyst, in plain words
- Westlake had $11.2B of revenue in fiscal 2025, down 8.0% on the year before. Over five years, revenue changed +8.3% a year on average.
- Its operating margin was −14.1%, down 21.3 pts: of every 100 in sales, about −14 is left after running the business.
- Westlake lost $1.5B in fiscal 2025.
- Free cash flow was −$530M in fiscal 2025, −4.7% of revenue.
- Westlake returned $335M to shareholders in fiscal 2025. The diluted share count fell 0.7%.
- Westlake owes $2.9B more than it holds in cash.
Market cap
$8.4B
P/E
—
Revenue
$11.2B
Net income
−$1.5B
Free cash flow
−$530M
Operating margin
−14.1%
Westlake in 30 seconds · fiscal 2025
Are sales growing?
−8.0%
No. Sales fell 8.0% last year.
Does it make a profit?
−13.5%
No. It lost money last year.
Does profit turn into cash?
−4.7%
No. It spent more cash than it brought in.
How healthy are the accounts?
3 / 9
Weak. It passes 3 of 9 health tests.
What Westlake does
No business description yet.
- Fiscal year ends
- December 31, 2025
- Latest annual report
- 10-K · Feb 26, 2026
- Legal name
- Westlake Corporation
- CIK
- 0001262823
Westlake · WLK
Results and finances
The last 5 fiscal years. Amounts in USD.
| Fiscal year | FY21 | FY22 | FY23 | FY24 | FY25 |
|---|---|---|---|---|---|
| Sales and profit | |||||
| Revenue | $11.8B | $15.8B | $12.5B | $12.1B | $11.2B |
| Revenue growth | 57.0% | 34.1% | −20.6% | −3.2% | −8.0% |
| Gross margin | 29.7% | 25.8% | 17.7% | 16.1% | 7.3% |
| Operating margin | 23.8% | 19.3% | 5.8% | 7.2% | −14.1% |
| Net income | $2.0B | $2.2B | $479M | $602M | −$1.5B |
| Net margin | 17.1% | 14.2% | 3.8% | 5.0% | −13.5% |
| Diluted EPS | $15.58 | $17.34 | $3.70 | $4.64 | −$11.70 |
| Cash | |||||
| Cash from operations | $2.4B | $3.4B | $2.3B | $1.3B | $465M |
| Capital expenditure | $658M | $1.1B | $1.0B | $1.0B | $995M |
| Free cash flow | $1.7B | $2.3B | $1.3B | $306M | −$530M |
| FCF margin | 14.7% | 14.5% | 10.4% | 2.5% | −4.7% |
| Dividends paid | $145M | $169M | $221M | $264M | $272M |
| Share buybacks | $30.0M | $101M | $23.0M | $60.0M | $63.0M |
| Share count change | 0.5% | 0.1% | −0.2% | 0.5% | −0.7% |
| Debt and strength | |||||
| Cash and short-term investments | $1.9B | $2.2B | $3.3B | $2.9B | $2.7B |
| Debt incl. finance leases | $5.2B | $4.9B | $4.9B | $4.6B | $5.6B |
| Shareholders' equity | $8.0B | $9.9B | $10.2B | $10.5B | $8.8B |
| Net debt / EBITDA | 0.9x | 0.7x | 0.9x | 0.8x | — |
| Current ratio | 2.3x | 2.6x | 2.4x | 2.8x | 2.2x |
| Interest coverage | 15.9x | 17.2x | 4.4x | 5.5x | −9.2x |
| Returns and quality | |||||
| Return on capital | 21.0% | 19.1% | 4.3% | 4.8% | −10.0% |
| Return on equity | 28.8% | 25.1% | 4.8% | 5.8% | −15.6% |
| Piotroski F-score | 6 | 6 | 5 | 6 | 3 |
| Altman Z'' | 4.3 | 4.8 | 4.1 | 4.4 | 2.9 |
Insiders bought, 12 months
$0.0M
0 insiders
Insiders sold, 12 months
$10.2M
3 insiders
Of sales under plans
0%
$0.0M
How to read these numbers
- Revenue:
- Total sales reported in the income statement.
- Operating margin:
- Operating income as a share of revenue.
- Net income:
- Profit after all expenses, interest and tax.
- Free cash flow:
- Cash from operations minus capital spending.
- Net debt / EBITDA:
- Years of EBITDA needed to pay off net debt. Below zero means more cash than debt.
- Return on capital:
- After-tax operating income as a share of the money invested in the business: debt plus equity, minus cash.
Westlake · WLK
Charts and comparison
Ten years at a glance, and how it stacks up against similar companies.
Revenue
Net income
Margins, % of revenue
Cash vs debt (incl. leases)
Free cash flow
Dividends and buybacks
Similar companies
Each company’s latest fiscal year. Fiscal years end in different months, so periods don’t line up exactly.
| Company | Market cap | Growth | Op. margin | FCF margin | ROIC | P/E | F-score |
|---|---|---|---|---|---|---|---|
| Westlake WLK | $8.4B | −8.0% | −14.1% | −4.7% | −10.0% | — | 3 |
| International Flavors & Frag... IFF | $24.1B | −5.2% | −3.5% | 2.4% | −1.4% | 82.2x | 6 |
| Celanese CE | $5.3B | −7.1% | −8.2% | 8.4% | −3.7% | — | 5 |
| Eastman Chemical EMN | $7.6B | −6.7% | — | 4.8% | 6.5% | 17.1x | 5 |
| RPM International RPM | $12.5B | 6.7% | — | 8.6% | 13.9% | 18.1x | 6 |
KIRA
At $65.31 a share, the company is worth $8.4B.
Westlake grew sales faster than 0 of its 4 similar companies.
Source: SEC EDGAR XBRL filings (CIK 0001262823). Data updated October 14, 2026. For information only — not investment advice. Check the original filings before relying on any figure.