The company's debt-to-equity ratio has climbed to 0.71 in 2026Q1 from 0.48 in 2024Q4, reflecting an increased reliance on leverage to offset sustained net losses.
| 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 | Dec'11 | Dec'10 | Dec'09 | Dec'08 | Dec'07 | Dec'06 | Dec'05 | Dec'04 | Dec'03 | Dec'02 | Dec'00 | Dec'99 |
|---|
| Total Current Assets | 5.95B | 6.22B | 6.21B | 6.61B | 5.97B | 5.26B | 3.48B | 2.74B | 2.84B | 3.46B | 2.41B | 2.18B | 2.01B | 1.65B | 1.75B | 1.76B | 1.48B | 988.38M | 798.99M | 1.09B | 849.79M | 902.86M | 671.94M | 412.85M | 336.57M | 11.53M | 8.62M |
| Cash & Short-Term Investments | 2.48B | 2.93B | 2.92B | 3.3B | 2.23B | 1.91B | 1.31B | 728M | 753M | 1.53B | 459.45M | 1.18B | 880.6M | 700.69M | 914.95M | 825.9M | 630.3M | 245.59M | 90.24M | 24.91M | 52.65M | 237.9M | 43.4M | 37.38M | 11.12M | 11.53M | 8.62M |
| Cash Only | 2.27B | 2.72B | 2.92B | 3.3B | 2.23B | 1.91B | 1.31B | 728M | 753M | 1.53B | 459.45M | 662.52M | 880.6M | 461.3M | 790.08M | 825.9M | 630.3M | 245.59M | 90.24M | 24.91M | 52.65M | 237.9M | 43.4M | 37.38M | 11.12M | 11.53M | 8.62M |
| Short-Term Investments | 205M | 204M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 520.14M | 0 | 239.39M | 124.87M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Accounts Receivable | 1.69B | 1.5B | 1.48B | 1.6B | 1.8B | 1.87B | 1.21B | 1.04B | 1.04B | 1B | 938.74M | 508.53M | 560.67M | 428.46M | 400.16M | 407.37M | 362.86M | 339.8M | 347.32M | 507.46M | 308.9M | 302.78M | 234.25M | 178.64M | 123.23M | 0 | 0 |
| Days Sales Outstanding | 56.44 | 49.15 | 44.58 | 46.57 | 41.62 | 57.89 | 59.05 | 46.58 | 43.83 | 45.44 | 67.5 | 41.59 | 46.35 | 41.6 | 40.9 | 41.08 | 41.76 | 53.33 | 34.33 | 58.02 | 45.38 | 45.27 | 43.07 | 45.82 | 41.94 | - | - |
| Inventory | 1.68B | 1.65B | 1.7B | 1.62B | 1.87B | 1.41B | 918M | 936M | 1.01B | 900M | 801.1M | 434.06M | 525.78M | 471.88M | 399.3M | 490.78M | 450.03M | 369.42M | 327.97M | 527.87M | 456.28M | 339.87M | 319.82M | 180.76M | 170.87M | 0 | 0 |
| Days Inventory Outstanding | 57.32 | 55.45 | 60.82 | 57.32 | 58.11 | 62 | 51.7 | 49.82 | 55.67 | 52.31 | 71.44 | 48.33 | 61.95 | 64.8 | 51.43 | 58.52 | 61.08 | 63.29 | 33.04 | 65.97 | 79.77 | 62.1 | 69.39 | 50.71 | 62.87 | - | - |
| Other Current Assets | 109M | 131M | 115M | 82M | 78M | 0 | 0 | 0 | 0 | 0 | 161M | 35.44M | 32.44M | 34.17M | 22.3M | 19.61M | 17.29M | 26.5M | 26.62M | 17.7M | 15.88M | 13.01M | 65.79M | 8.08M | 17.05M | -11.53M | -8.62M |
| Total Non-Current Assets | 13.76B | 13.74B | 14.54B | 14.43B | 14.58B | 13.2B | 10.36B | 10.52B | 8.76B | 8.61B | 8.48B | 3.4B | 3.2B | 2.41B | 1.66B | 1.51B | 1.48B | 1.46B | 1.49B | 1.48B | 1.23B | 924.33M | 920.51M | 957.27M | 972.67M | 0 | 0 |
| Property, Plant & Equipment | 9.36B | 9.4B | 9.43B | 9.22B | 9.09B | 8.17B | 7.38B | 7.36B | 6.59B | 6.41B | 6.42B | 3B | 2.76B | 2.09B | 1.51B | 1.23B | 1.17B | 1.19B | 1.2B | 1.13B | 1.08B | 863.23M | 855.05M | 879.69M | 910.87M | 0 | 0 |
| Fixed Asset Turnover | 1.18x | 1.19x | 1.29x | 1.36x | 1.74x | 1.44x | 1.02x | 1.10x | 1.31x | 1.25x | 0.79x | 1.49x | 1.60x | 1.80x | 2.36x | 2.94x | 2.71x | 1.95x | 3.08x | 2.83x | 2.31x | 2.83x | 2.32x | 1.62x | 1.18x | - | - |
| Goodwill | 1.34B | 1.31B | 2.03B | 2.04B | 2.16B | 2.02B | 1.08B | 1.07B | 1B | 1.01B | 946.55M | 62.02M | 62.02M | 62.02M | 29.99M | 29.99M | 29.99M | 29.99M | 29.99M | 29.99M | 36.1M | 0 | 0 | 0 | 0 | 0 | 0 |
| Intangible Assets | 1.22B | 1.18B | 1.28B | 1.4B | 1.56B | 1.58B | 612M | 710M | 659M | 777M | 787.45M | 151.39M | 156.41M | 97.03M | 18.3M | 19.07M | 22.11M | 26.55M | 31.16M | 34.69M | 38.97M | 0 | 0 | 0 | 0 | 0 | 0 |
| Long-Term Investments | 4.28B | 1.08B | 1.08B | 1.11B | 1.14B | 1.01B | 1.06B | 1.11B | 253M | 0 | 130.46M | 108.62M | 133.87M | 66.88M | 43.74M | 76.85M | 46.31M | 33.92M | 30.11M | -17.7M | -15.88M | 0 | 0 | 0 | 0 | 0 | 0 |
| Other Non-Current Assets | 768M | 768M | 708M | 651M | 617M | 417M | 223M | 268M | 251M | 412M | 185.01M | 116.08M | 92.85M | 97.89M | 58.71M | 152.68M | 209.43M | 173.21M | 199.29M | 256.78M | 80.34M | 61.09M | 65.46M | 77.58M | 61.8M | 0 | 0 |
| Total Assets | 19.71B | 19.96B | 20.75B | 21.04B | 20.55B | 18.46B | 13.84B | 13.26B | 11.6B | 12.08B | 10.89B | 5.58B | 5.21B | 4.06B | 3.41B | 3.27B | 2.95B | 2.45B | 2.29B | 2.57B | 2.08B | 1.83B | 1.59B | 1.37B | 1.31B | 1.37B | 1.34B |
| Asset Turnover | 0.55x | 0.56x | 0.59x | 0.60x | 0.77x | 0.64x | 0.54x | 0.61x | 0.74x | 0.67x | 0.47x | 0.80x | 0.85x | 0.93x | 1.05x | 1.11x | 1.07x | 0.95x | 1.61x | 1.24x | 1.19x | 1.34x | 1.25x | 1.04x | 0.82x | 1.01x | 0.79x |
| Asset Growth % | -16.1% | -3.8% | -1.35% | 2.36% | 11.33% | 33.42% | 4.33% | 14.3% | -3.93% | 10.89% | 95.33% | 6.93% | 28.39% | 19.01% | 4.45% | 10.58% | 20.76% | 6.97% | -10.99% | 23.4% | 13.95% | 14.74% | 16.23% | 4.65% | -4.76% | 2.21% | - |
| Total Current Liabilities | 2.74B | 2.77B | 2.22B | 2.79B | 2.3B | 2.34B | 1.36B | 1.24B | 1.18B | 1.97B | 1.18B | 522.64M | 537.18M | 404.86M | 398.51M | 364.6M | 323.58M | 286.57M | 212.29M | 441.26M | 321.91M | 305.85M | 250.22M | 215.13M | 177.58M | 0 | 0 |
| Accounts Payable | 781M | 755M | 806M | 849M | 870M | 849M | 529M | 435M | 504M | 600M | 496M | 229.22M | 261.06M | 249.61M | 217.05M | 227.03M | 204.77M | 179.13M | 112.83M | 314.95M | 238.91M | 199.78M | 146.89M | 93.4M | 68.21M | 0 | 0 |
| Days Payables Outstanding | 38.58 | 25.33 | 28.88 | 30 | 27.09 | 37.41 | 29.79 | 23.15 | 27.67 | 34.87 | 44.23 | 25.52 | 30.76 | 34.28 | 27.95 | 27.07 | 27.79 | 30.69 | 11.37 | 39.36 | 41.77 | 36.51 | 31.87 | 26.2 | 25.09 | - | - |
| Short-Term Debt | 664M | 663M | 6M | 299M | 0 | 269M | 7M | 26M | 0 | 710M | 149M | 6.11M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.2M | 1.2M | 28.2M | 41.67M | 0 | 0 |
| Deferred Revenue (Current) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Other Current Liabilities | 1.12B | 1.13B | 0 | 0 | 0 | 0 | -7M | -26M | 0 | 0 | 0 | -6.11M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Current Ratio | 2.17x | 2.24x | 2.80x | 2.37x | 2.60x | 2.25x | 2.56x | 2.21x | 2.40x | 1.76x | 2.04x | 4.16x | 3.74x | 4.07x | 4.39x | 4.82x | 4.56x | 3.45x | 3.76x | 2.48x | 2.64x | 2.95x | 2.69x | 1.92x | 1.90x | - | - |
| Quick Ratio | 1.56x | 1.65x | 2.04x | 1.79x | 1.79x | 1.65x | 1.89x | 1.46x | 1.55x | 1.30x | 1.36x | 3.33x | 2.77x | 2.91x | 3.39x | 3.47x | 3.17x | 2.16x | 2.22x | 1.28x | 1.22x | 1.84x | 1.41x | 1.08x | 0.93x | - | - |
| Cash Conversion Cycle | 75.18 | 79.27 | 76.51 | 73.89 | 72.64 | 82.48 | 80.96 | 73.24 | 71.83 | 62.87 | 94.71 | 64.4 | 77.54 | 72.12 | 64.37 | 72.53 | 75.05 | 85.93 | 56.01 | 84.63 | 83.38 | 70.87 | 80.59 | 70.33 | 79.71 | - | - |
| Total Non-Current Liabilities | 7.91B | 7.9B | 7.49B | 7.48B | 7.79B | 7.59B | 5.9B | 5.62B | 4.34B | 4.74B | 5.82B | 1.49B | 1.47B | 1.24B | 1.14B | 1.15B | 1.13B | 874.81M | 835.64M | 841.4M | 586.64M | 527.23M | 572.84M | 687.28M | 681.05M | 0 | 0 |
| Long-Term Debt | 5.07B | 5.09B | 4.56B | 4.61B | 4.88B | 4.91B | 3.57B | 3.44B | 2.67B | 3.13B | 3.68B | 758.15M | 764M | 763.88M | 763.76M | 764.56M | 764.48M | 515.4M | 510.32M | 511.41M | 260.16M | 265.69M | 296.89M | 509.09M | 491.68M | 0 | 0 |
| Capital Lease Obligations | 2.8B | 688M | 713M | 611M | 504M | 461M | 376M | 355M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Deferred Tax Liabilities | 5.83B | 1.34B | 1.55B | 1.56B | 1.74B | 1.68B | 1.37B | 1.25B | 1.16B | 1.11B | 1.65B | 575.6M | 536.07M | 437.98M | 326.29M | 330.79M | 315.52M | 309.62M | 280.49M | 287.96M | 281.83M | 221.09M | 235.16M | 136.52M | 139.29M | 0 | 0 |
| Other Non-Current Liabilities | 779M | 778M | 666M | 703M | 669M | 534M | 590M | 562M | 516M | 502M | 485.9M | 150.96M | 174.86M | 35.59M | 51.38M | 50.56M | 45.5M | 49.79M | 44.84M | 42.02M | 44.66M | 40.46M | 40.79M | 41.66M | 50.08M | 0 | 0 |
| Total Liabilities | 10.66B | 10.67B | 9.71B | 10.27B | 10.09B | 9.93B | 7.26B | 6.86B | 5.53B | 6.71B | 7B | 2.01B | 2.01B | 1.64B | 1.54B | 1.51B | 1.45B | 1.16B | 1.05B | 1.28B | 908.56M | 833.08M | 823.06M | 902.41M | 858.63M | 0 | 0 |
| Total Debt | 6.41B | 6.44B | 5.28B | 5.52B | 5.38B | 5.64B | 3.95B | 3.83B | 2.67B | 3.84B | 3.83B | 764.26M | 764M | 763.88M | 763.76M | 764.56M | 764.48M | 515.4M | 510.32M | 511.41M | 260.16M | 266.89M | 298.09M | 537.29M | 533.35M | 0 | 0 |
| Net Debt | 4.14B | 3.71B | 2.36B | 2.21B | 3.15B | 3.73B | 2.64B | 3.1B | 1.92B | 2.31B | 3.37B | 101.73M | -116.6M | 302.58M | -26.32M | -61.34M | 134.18M | 269.81M | 420.08M | 486.5M | 207.51M | 28.99M | 254.69M | 499.91M | 522.23M | -11.53M | -8.62M |
| Debt / Equity | 0.71x | 0.69x | 0.48x | 0.51x | 0.51x | 0.66x | 0.60x | 0.60x | 0.44x | 0.71x | 0.98x | 0.21x | 0.24x | 0.32x | 0.41x | 0.44x | 0.51x | 0.40x | 0.41x | 0.40x | 0.22x | 0.27x | 0.39x | 1.15x | 1.18x | - | - |
| Debt / EBITDA | -13.87x | - | 2.65x | 3.02x | 1.31x | 1.55x | 3.29x | 2.79x | 1.30x | 2.10x | 3.98x | 0.63x | 0.57x | 0.69x | 1.01x | 1.32x | 1.51x | 2.24x | 6.19x | 1.84x | 0.65x | 0.59x | 0.91x | 3.49x | 5.22x | - | - |
| Net Debt / EBITDA | -8.96x | - | 1.18x | 1.21x | 0.77x | 1.03x | 2.19x | 2.26x | 0.93x | 1.26x | 3.51x | 0.08x | -0.09x | 0.27x | -0.03x | -0.11x | 0.26x | 1.17x | 5.10x | 1.75x | 0.52x | 0.06x | 0.78x | 3.25x | 5.12x | -0.06x | -0.04x |
| Interest Coverage | -24.17x | -8.92x | 6.90x | 5.24x | 17.64x | 16.21x | 3.33x | 5.60x | 11.59x | 7.80x | 8.03x | 28.80x | 30.02x | 53.11x | 14.59x | 8.87x | 9.60x | 3.25x | -0.71x | 9.63x | 18.10x | 15.56x | 5.85x | - | - | - | - |
| Total Equity | 9.05B | 9.29B | 11.04B | 10.76B | 10.46B | 8.53B | 6.58B | 6.4B | 6.08B | 5.37B | 3.89B | 3.56B | 3.2B | 2.42B | 1.87B | 1.76B | 1.51B | 1.28B | 1.24B | 1.29B | 1.17B | 994.11M | 769.4M | 467.7M | 450.62M | 523.9M | 433.02M |
| Equity Growth % | -46.84% | -15.83% | 2.59% | 2.86% | 22.71% | 29.64% | 2.73% | 5.38% | 13.17% | 37.95% | 9.27% | 11.24% | 32.39% | 29.18% | 6.6% | 16.69% | 17.13% | 3.71% | -3.7% | 9.64% | 18.05% | 29.21% | 64.51% | 3.79% | -13.99% | 20.99% | - |
| Book Value per Share | 70.72 | 72.10 | 85.47 | 83.70 | 81.22 | 66.26 | 51.35 | 49.73 | 46.74 | 41.45 | 29.94 | 26.92 | 23.96 | 18.08 | 14.05 | 13.25 | 11.46 | 9.73 | 9.44 | 9.85 | 8.99 | 7.62 | 6.95 | 4.72 | 4.55 | 5.29 | 4.37 |
| Total Shareholders' Equity | 8.55B | 8.79B | 10.53B | 10.24B | 9.93B | 7.96B | 6.04B | 5.86B | 5.59B | 4.87B | 3.52B | 3.27B | 2.91B | 2.42B | 1.87B | 1.76B | 1.51B | 1.28B | 1.24B | 1.29B | 1.17B | 994.11M | 769.4M | 445.6M | 428.52M | 504.2M | 433.02M |
| Common Stock | 1M | 1M | 1M | 1M | 1M | 1M | 1M | 1M | 1M | 1M | 1.35M | 1.35M | 1.35M | 673K | 672K | 666K | 663K | 660K | 657K | 655K | 653K | 651K | 649K | 495K | 495K | 0 | 0 |
| Retained Earnings | 8.46B | 8.7B | 10.48B | 10.14B | 9.88B | 7.81B | 5.94B | 5.76B | 5.48B | 4.61B | 3.41B | 3.11B | 2.56B | 1.95B | 1.4B | 1.3B | 1.06B | 853.36M | 814.87M | 857.87M | 754.92M | 569.16M | 348.69M | 229.35M | 214.59M | 0 | 0 |
| Treasury Stock | -504M | -513M | -467M | -435M | -467M | -399M | -401M | -377M | -382M | -302M | -319.34M | -258.31M | -96.37M | -46.22M | -13.3M | -2.52M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Accumulated OCI | -99M | -80M | -144M | -98M | -89M | -36M | -64M | -74M | -62M | 7M | -121.31M | -129.29M | -79.43M | -2.62M | -10.84M | -9.07M | -7.03M | -11.51M | -12.05M | -3.05M | -9.93M | -246K | -65K | -1.25M | -3.58M | 0 | 0 |
| Minority Interest | 504M | 503M | 516M | 523M | 534M | 573M | 535M | 543M | 486M | 495M | 368.42M | 296.05M | 290.38M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 22.1M | 22.1M | 19.7M | 0 |
Cyclical housing demand sensitivity
According to quarterly balance sheet data, Westlake’s total assets have declined from $21.1 billion in 2024Q3 to $19.7 billion by 2026Q1, signaling a contractionary phase that reflects both the cyclical nature of its chemical operations and the ongoing pressure on its capital-intensive manufacturing footprint.
The reduction in total assets suggests that the company is managing its scale in response to persistent demand headwinds. Investors should monitor whether this shrinkage represents a strategic divestment of non-core assets or an involuntary erosion of the company's productive capacity during a prolonged industry downturn.
As reported in recent financial statements, Westlake’s debt-to-equity ratio has climbed from 0.48 in 2024Q4 to 0.71 in 2026Q1, indicating that the company is increasingly relying on debt financing to bridge the gap created by negative operating margins and sustained capital expenditure requirements.
While a D/E ratio of 0.71 remains relatively conservative for an industrial manufacturer, the upward trend warrants caution given the company's current inability to generate positive net income. This shift suggests that management may be prioritizing liquidity maintenance over deleveraging as they navigate a challenging macro environment.
Based on reported figures, Westlake maintains a current ratio of 2.17 as of 2026Q1, providing a substantial liquidity cushion that appears sufficient to cover near-term obligations despite the $2.3 billion cash balance representing a decline from the $3.3 billion peak observed in 2023Q4.
The company's ability to maintain a current ratio above 2.0 suggests that working capital management remains disciplined even as cash reserves are drawn down. This liquidity buffer is critical for sustaining operations and dividend payments during periods where internal cash flow generation is insufficient to cover capital requirements.
Financial data indicates that retained earnings have decreased from $10.5 billion in 2024Q4 to $8.5 billion in 2026Q1, reflecting the cumulative impact of recent net losses and the continued distribution of dividends despite the company's current negative profitability profile.
The steady decline in retained earnings suggests that the company is effectively consuming its historical capital base to support current operations and shareholder returns. This trend may indicate that the current dividend policy is becoming increasingly disconnected from the underlying earnings power of the business.
As disclosed in recent filings, Westlake’s goodwill balance dropped from $2.0 billion in 2025Q2 to $1.3 billion in 2026Q1, which may indicate that the company is beginning to recognize the diminished value of past acquisitions made during more favorable points in the housing and chemical cycles.
The reduction in goodwill suggests that management is acknowledging the impact of high interest rates and cyclical demand on the valuation of previously acquired assets. Investors should investigate whether further impairments are likely if the housing and infrastructure segment continues to underperform relative to initial acquisition assumptions.
Quick answers to the most common questions about buying WLK stock.
As of 2025, Westlake Corporation (WLK) had total assets of $19.96B including $6.22B in current assets.
Westlake Corporation (WLK) carries total debt of $6.44B, offset by $2.93B in cash and short-term investments. Comparing total debt to cash helps evaluate the company's debt burden and net leverage.
Westlake Corporation (WLK) has total shareholders' equity (book value) of $8.79B ($72.10 book value per share). Book value represents the net worth of the company belonging to common stock holders.
Westlake Corporation (WLK) reported a current ratio of 2.24x. A current ratio above 1.0x indicates that the company has more current assets than current liabilities, suggesting sufficient short-term liquidity.