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Newmarket vs Westlake Chemical Partners LP: NEU and WLKP compared
Newmarket is the larger company: $717M of revenue in its latest quarter (Q3 2026) against $314M for Westlake Chemical Partners LP (Q3 2026). Newmarket is growing faster (+4% against +2% a year earlier). Westlake Chemical Partners LP is more profitable, with an operating margin of 30.4% against 20.0%.
Where the money goes: NEU and WLKP
Newmarket (NEU) · Q3 2026
Newmarket, Q3 2026: revenue $717M (+4% year over year), operating margin 20.0%, net earnings $124M, operating cash flow $68.6M. The chart follows the revenue to costs, profit and cash.
Westlake Chemical Partners LP (WLKP) · Q3 2026
Westlake Chemical Partners LP, Q3 2026: revenue $314M (+2% year over year), operating margin 30.4%, net earnings $16.2M, operating cash flow $122M. The chart follows the revenue to costs, profit and cash.
| Newmarket (NEU) | Westlake Chemical Partners LP (WLKP) | |
|---|---|---|
| Latest quarter | Q3 2026 | Q3 2026 |
| Revenue | $717M | $314M |
| Revenue growth, Y/Y | +4% | +2% |
| Gross margin | 31.0% | 33.0% |
| Operating margin | 20.0% | 30.4% |
| Net earnings | $124M | $16.2M |
| Net margin | 17.3% | 5.2% |
| Operating cash flow | $68.6M | $122M |
| Free cash flow | $31.8M | $110M |
| Market value | $6.4B | — |
| P/E | 14.1× | — |
Questions
Which is bigger, Newmarket or Westlake Chemical Partners LP?
Newmarket is the larger company: $717M of revenue in its latest quarter (Q3 2026) against $314M for Westlake Chemical Partners LP (Q3 2026).
Is Newmarket or Westlake Chemical Partners LP growing faster?
Newmarket is growing faster (+4% against +2% a year earlier).
Which is more profitable, Newmarket or Westlake Chemical Partners LP?
Westlake Chemical Partners LP is more profitable, with an operating margin of 30.4% against 20.0%.
More: Newmarket earnings · how Newmarket makes money · Westlake Chemical Partners LP earnings · how Westlake Chemical Partners LP makes money
From the companies' latest 10-Q, 10-K or earnings release (10-Q filed Oct 29, 2026; 10-Q filed Nov 4, 2026). Fiscal quarters can end on different dates. Not investment advice.