Westlake Chemical Partners LP: stock overview

WLKPNYSEBasic materials · Industrial Organic Chemicals

Price

$21.20

November 13, 2026Market cap $747M

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  • The full history: 12 fiscal years, from 2014
  • The estimated fair value, with its range and its certainty
  • The full analysis, 18 a month
  • More questions to the chat on its filings
  • Excel with every year
  • An email when it reports, changes its dividend or an officer buys

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Notes on these figures

  • The filings show substantial debt that is not stated in a form we can read. The debt, net cash, enterprise value, the multiples built on it and the return on invested capital would leave that debt out, so we leave them out.

In short

Westlake Chemical Partners had revenue of $1.2B over the last 12 months and net income of $59M, a net margin of 4.8%. Revenue grew by 3.8% a year on average over the last 5 years. At $21.20 the shares trade at a P/E of 12.6. It pays no dividend.

From its SEC filings (latest fiscal year to December 31, 2025) and the price of November 13, 2026.

Its SEC filings
Market cap
$747M
35.25M shares
P/E
12.6
Revenue, 12 months
$1.2B
+3.8% a year over 5 years
Net margin
4.8%
2025: 4.2%, above 65% of its industry

Worth knowing

What a holder would want to hear from the company's SEC filings of the last three years. Each with its filing, without comment.

3 fiscal years in figures

Each fiscal year's figures as the company filed them, and the share price at its end.

2023–2025 fiscal years

-1.0% a year over 2 years

  • 202510-K
    Revenue$1.2B
  • 202410-K
    Revenue$1.1B
  • 202310-K
    Revenue$1.2B

Fiscal years in figures

WLKP's revenue, profit, cash flow and dividend with each year-end price, from 2014 to 2022, 9 more fiscal years

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Key figures

The company's current figures in five groups. Each term is explained behind its ⓘ.

Valuation

Market cap 3-year median: $763M
$747M
Enterprise value 
–
P/E 
12.6
EV / EBIT 
–
EV / Revenue 
–
P/B 
–
FCF yield 3-year median: 53.1%
59.4%
Earnings yield 
7.9%

Profitability

Gross margin 
31.4%
Operating margin 
29.0%
Net margin 3-year median: 4.6%
4.8%
ROIC 
–
ROE 
–

Growth

Revenue, yearly change 
+2.7%
EPS, yearly change 
–
FCF, yearly change 
-53.8%
Revenue, average a year 
+3.8%

The yearly change compares FY2025 with FY2024.

Balance sheet

Cash 
$44M
Total debt 
–
Net cash 
–
Net debt / EBITDA 
–
Interest cover 
17.3x
Current ratio 
–

Balance sheet of December 31, 2025.

Returns to shareholders

Dividend yield 
0.00%
Buybacks 
–
Total returned 
0.00%
Shares, yearly change 
0.0%
Valuation against its own pastEach fiscal year's P/E, P/FCF and P/B beside today's, and the DCF calculator for the company.Valuation

Against its industry

Where its margins and returns stood in fiscal 2025 among the SEC filers of its industry (SIC code 28).

Gross margin

29.8%

Above 30% of the 141 companies in its industry, and 38% of all.

Operating margin

27.4%

Above 90% of the 285 companies in its industry, and 90% of all.

Net margin

4.2%

Above 65% of the 302 companies in its industry, and 49% of all.

ROA

3.9%

Above 68% of the 313 companies in its industry, and 66% of all.

Revenue growth

2.7%

Above 44% of the 292 companies in its industry, and 37% of all.

From the yearly figures every company files with the SEC, for those with revenue of at least $25 million. The industry is the first two digits of the SIC code.

The company at the SEC

How it is registered and when its fiscal year ends.

Name at the SEC
Westlake Chemical Partners LP
CIK
1604665
Exchange
NYSE
Industry (SIC)
2860 · Industrial Organic Chemicals
Fiscal year ends
December 31
Latest annual report
December 31, 2025
Reporting currency
USD
Shares
35.25M

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The full analysis

What do Westlake Chemical Partners's filings show?

These are Westlake Chemical Partners's figures. The full Ploutos AI analysis reads everything the company has filed and shows what stands behind it, with a source for every figure.

  • A fair value range built from the filings
  • Earnings quality, debt and red flags
  • Insider and institutional moves
  • The case for and the case against

Questions about WLKP

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What is WLKP's market cap?

Westlake Chemical Partners LP's market cap is $747M, at a price of $21.20 on November 13, 2026 and 35.25M shares.

What is WLKP's P/E?

WLKP's P/E is 12.6, on earnings per share of $1.68 over the last 12 months.

How much revenue does WLKP have?

Westlake Chemical Partners had revenue of $1.2B over the last 12 months. Over the last 5 years it changed by +3.8% a year on average.

Does WLKP pay a dividend?

No. Westlake Chemical Partners paid no regular dividend over the last 12 months.

Where do the figures come from?

From Westlake Chemical Partners LP's SEC filings (10-K and 10-Q) and the share price. They hold no analyst estimates and no score, and they are not a recommendation.

Related pages

The other pages on US stocks, free to read. On the company pages, the last three fiscal years are open to everyone, five with a free account, and every year with Ploutos Investor.

US stocksThe market today, the sectors, the largest companies and the week's results.The market's sectorsThe 11 sectors side by side: returns, share of the market, median P/E and dividend.Compare stocksTwo companies side by side: price over up to ten years, with and without dividends, and every figure.US dividend stocksEach dividend's yield next to whether the company's cash covers it and whether it was ever cut.

The figures come from the company's SEC filings and the share price, and describe what it has reported. They are not a score or a fair value.