Free cash flow remains resilient with margins exceeding 30% in recent periods, although the frequent 7.0x ratio of operating cash flow to net income suggests significant accounting distortions.
| Metric | TTM | Dec'25 | Dec'24 | Dec'23 | Dec'22 | Dec'21 | Dec'20 | Dec'19 | Dec'18 | Dec'17 | Dec'16 | Dec'15 | Dec'14 | Dec'13 | Dec'12 |
|---|
| Cash from Operations | 344.89M | 280.47M | 485M | 452M | 463.74M | 408.44M | 373.4M | 450.81M | 436.15M | 537.36M | 287.73M | 452.54M | 604.01M | 602.51M | 496.82M |
| Operating CF Margin % | - | 24.04% | 42.7% | 37.96% | 29.11% | 33.62% | 38.63% | 41.29% | 33.93% | 45.81% | 29.16% | 44.93% | 34.52% | 28.32% | 22.09% |
| Operating CF Growth % | 22.5% | -42.17% | 7.3% | -2.53% | 13.54% | 9.38% | -17.17% | 3.36% | -18.83% | 86.76% | -36.42% | -25.08% | 0.25% | 21.27% | - |
| Net Income | 195.12M | 298.58M | 369.16M | 54.28M | 334.83M | 401.38M | 341.12M | 332.89M | 330.57M | 353.06M | 353.4M | 353.85M | 509.82M | 546.55M | 395.92M |
| Depreciation & Amortization | 135.21M | 127.98M | 111.9M | 110.2M | 121.07M | 108.81M | 103.15M | 107.32M | 108.84M | 113.98M | 98.21M | 81.21M | 77.61M | 73.46M | 64.26M |
| Stock-Based Compensation | 0 | 0 | 0 | 349K | 282K | 436K | 375K | 387K | 363K | 289K | 194K | 75K | 15K | 0 | 0 |
| Deferred Taxes | 0 | 0 | 0 | 0 | -471.2M | -436K | -375K | -387K | 0 | 0 | 344K | -456K | 8.61M | 37.05M | -8.1M |
| Other Non-Cash Items | 2.63M | 2.74M | 2.16M | 284.9M | 470.92M | 3.92M | 731K | 56K | 502.66M | 456.06M | 3.42M | 1.98M | 2.68M | 2.35M | 3.19M |
| Working Capital Changes | -130.88M | -148.83M | 1.78M | 2.26M | 7.83M | -105.68M | -71.61M | 10.54M | -3.26M | 70.31M | -163.89M | 17.48M | 16.58M | -56.9M | 41.55M |
| Change in Receivables | -37.6M | -29.55M | 32.96M | 28.66M | -14.44M | -26.29M | -72.93M | 9.29M | 1.03M | 78.51M | -91.29M | 13.59M | -42.61M | 14.35M | 13.61M |
| Change in Inventory | -360K | 1.29M | 374K | 283K | 4.18M | -5.42M | -990K | 1.13M | 1.2M | -1.66M | -55K | 2.75M | 24.69M | -6.06M | 53.06M |
| Change in Payables | -39.59M | -2.35M | -2.69M | 1.57M | -17M | 19.78M | 4.25M | 421K | -4.48M | 1.44M | -2.17M | 836K | -4.92M | 7.36M | -34.94M |
| Cash from Investing | -1.42M | 31.18M | -88.97M | -75.94M | -12M | -64.3M | 2.03M | -57.71M | -51.81M | -203.23M | -299.48M | -231.19M | -202.96M | -230.05M | -158.01M |
| Capital Expenditures | -68.42M | -78.82M | -48.97M | -46.82M | -54.12M | -81.17M | -36.97M | -43.71M | -39.86M | -68.86M | -299.64M | -231.19M | -202.82M | -223.13M | -158.44M |
| CapEx % of Revenue | 5.54% | 6.76% | 4.31% | 3.93% | 3.4% | 6.68% | 3.82% | 4% | 3.1% | 5.87% | 30.37% | 22.95% | 11.59% | 10.49% | 7.04% |
| Acquisitions | 0 | 0 | 0 | 0 | 319.88M | 0 | 349M | 529.45M | 384M | 0 | 157K | 0 | 0 | 0 | 0 |
| Investments | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Other Investing | -13M | 0 | 0 | 0 | -319.88M | -130K | -349M | -529.45M | -384M | -134.37M | 157K | 0 | -133K | -6.92M | 432K |
| Cash from Financing | -348.8M | -325.7M | -396.33M | -382.23M | -404.01M | -344.24M | -378.2M | -392.92M | -391.6M | -396.02M | -68.9M | -185.55M | -267.31M | -372.46M | -338.81M |
| Debt Issued (Net) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | -77.93M | 3.65M | -120.67M | 210.62M | 156.37M | 102.7M | 231.07M | 0 |
| Equity Issued (Net) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 62.66M | 0 | 110.7M | 0 | 0 | 134.36M | 0 | 0 |
| Dividends Paid | -66.46M | -66.45M | -66.44M | -66.42M | -66.41M | -66.38M | -66.36M | -62.08M | -53.36M | -42.12M | -34.94M | -31.07M | -452.71M | -603.53M | -338.81M |
| Share Repurchases | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | -151.73M | 0 | 0 |
| Other Financing | -282.35M | -259.25M | -329.9M | -315.81M | -337.6M | -277.86M | -311.83M | -315.56M | -341.89M | -343.93M | -244.59M | -310.84M | -51.66M | 0 | 0 |
| Net Change in Cash | -5.33M | -14.05M | -303K | -6.16M | 47.73M | -97K | -2.77M | 179K | -7.26M | -61.89M | -80.66M | 35.81M | -267.31M | 0 | 0 |
| Free Cash Flow | 276.47M | 201.65M | 436.03M | 405.18M | 409.62M | 327.27M | 336.43M | 407.1M | 396.29M | 468.5M | -11.91M | 221.36M | 401.19M | 379.38M | 338.38M |
| FCF Margin % | 22.39% | 17.28% | 38.39% | 34.03% | 25.71% | 26.94% | 34.8% | 37.28% | 30.82% | 39.94% | -1.21% | 21.98% | 22.93% | 17.83% | 15.05% |
| FCF Growth % | -25.49% | -53.75% | 7.61% | -1.08% | 25.16% | -2.72% | -17.36% | 2.73% | -15.41% | 4033% | -105.38% | -44.82% | 5.75% | 12.12% | - |
| FCF per Share | 7.80 | 5.72 | 12.38 | 11.50 | 11.63 | 9.30 | 9.56 | 11.80 | 12.13 | 16.50 | -0.44 | 8.17 | 14.83 | 14.95 | 13.34 |
| FCF Conversion (FCF/Net Income) | 1.42x | 0.94x | 7.77x | 8.33x | 7.23x | 4.95x | 5.64x | 7.39x | 8.84x | 11.04x | 7.03x | 11.36x | 44.49x | 1.10x | 1.25x |
| Interest Paid | 0 | 0 | 26.53M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Taxes Paid | 0 | 0 | 831K | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Parent contract dependency risk
As indicated by the provided financial data, the ratio of operating cash flow to net income frequently exceeds 7.0x, highlighting a significant disconnect between accounting profits and actual cash generation that warrants careful scrutiny by investors evaluating the partnership's true underlying economic performance and distribution sustainability.
The persistent gap between net income and operating cash flow suggests that non-cash charges, primarily depreciation related to industrial assets, heavily influence reported earnings. This divergence implies that traditional P/E metrics are likely insufficient for assessing the partnership's ability to fund distributions, as cash flow remains significantly more robust than bottom-line accounting figures suggest.
Based on quarterly filings, free cash flow margins have demonstrated notable resilience, frequently exceeding 30% despite periodic volatility in net income, which underscores the effectiveness of the partnership's fee-based contractual model in insulating cash generation from the cyclical pressures typically impacting the broader basic materials industry.
The consistency of free cash flow, barring the anomalous 2025Q2 period, suggests that the take-or-pay agreement successfully stabilizes cash inflows regardless of market conditions. Investors should monitor whether this trajectory can be maintained if future contract renewals or changes in parent-level credit health alter the current fee structure.
According to recent SEC filings, WLKP maintains a disciplined capital expenditure profile with CapEx-to-revenue ratios often below 5%, reflecting a business model that requires minimal ongoing investment to sustain its existing infrastructure and contractual obligations under the current long-term ethylene sales agreements with the parent company.
The relatively low capital intensity suggests that the partnership is not currently burdened by heavy maintenance requirements, allowing for a higher proportion of operating cash flow to be directed toward distributions. However, any sudden spike in capital intensity may indicate deferred maintenance or regulatory compliance costs that could pressure future cash availability.
As reported in financial statements, working capital changes have occasionally exerted significant pressure on cash flow, most notably in 2025Q2 when a $109.5 million outflow severely impacted liquidity, suggesting that the partnership's cash position is sensitive to timing differences in receivables and payables with its parent.
The erratic nature of working capital movements implies that while the core business model is stable, short-term cash flow can be distorted by intercompany settlement timing. This volatility warrants further investigation into the specific contractual terms governing the settlement of accounts between the partnership and Westlake Corporation.
Quick answers to the most common questions about buying WLKP stock.
Westlake Chemical Partners LP (WLKP) generated $280.5M in net cash from operating activities in 2025. This reflects the cash generated directly from core business operations.
Westlake Chemical Partners LP (WLKP) generated $201.7M in free cash flow in 2025. Free cash flow is the cash left over after capital expenditures, which can be used to pay dividends, repurchase shares, or pay down debt.
Westlake Chemical Partners LP (WLKP) spent $78.8M on capital expenditures in 2025. CapEx represents the cash invested in physical assets like property, plant, and equipment to maintain or grow the business.
In 2025, Westlake Chemical Partners LP (WLKP) returned $66.5M to shareholders via cash dividends. This shows the company's commitment to returning capital to its equity investors.