The company maintains a highly leveraged capital structure with $1.0 billion in total debt against an equity base of $549.5 million, resulting in a debt-to-equity ratio of 1.86 as of 2026Q1.
| 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'01 |
|---|
| Total Current Assets | 668.9M | 668.7M | 680.6M | 699M | 636.8M | 628.1M | 564.5M | 519.5M | 540.3M | 506.7M | 438.1M | 444.3M | 541.3M | 473.1M | 481.2M | 427.4M | 370.4M | 381M | 372.4M | 388.2M | 349.5M | 290.9M | 307.2M | 243.7M | 0 | 0 |
| Cash & Short-Term Investments | 42.8M | 38M | 43.9M | 66.5M | 33.3M | 45.5M | 38.5M | 32.3M | 40.6M | 60.3M | 20.8M | 21.8M | 51.1M | 82.2M | 66.7M | 54.1M | 35.3M | 62.8M | 64.8M | 19.6M | 24.4M | 26.1M | 41.8M | 9.6M | 0 | 0 |
| Cash Only | 42.8M | 38M | 43.9M | 66.5M | 33.3M | 45.5M | 38.5M | 32.3M | 40.6M | 60.3M | 20.8M | 21.8M | 51.1M | 82.2M | 66.7M | 54.1M | 35.3M | 58.4M | 63.1M | 17.5M | 24.4M | 26.1M | 41.8M | 9.6M | 0 | 0 |
| Short-Term Investments | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.4M | 1.7M | 2.1M | 0 | 0 | 0 | 0 | 0 | 0 |
| Accounts Receivable | 181M | 158.7M | 191.8M | 202.4M | 215.7M | 182.8M | 175.1M | 162.8M | 192.5M | 160.9M | 149.5M | 169.1M | 208.2M | 176.4M | 173.8M | 183.2M | 140.8M | 139.6M | 112.1M | 148M | 142.1M | 118.7M | 113M | 99.6M | 0 | 0 |
| Days Sales Outstanding | 36.12 | 30.82 | 33.46 | 34.29 | 39.75 | 39.75 | 38.29 | 36.3 | 41.08 | 39.8 | 38.53 | 37.94 | 48.87 | 43.55 | 40.8 | 45.61 | 41.26 | 45.32 | 29.98 | 40.68 | 44.73 | 42.06 | 43.3 | 43.13 | - | - |
| Inventory | 395.9M | 411.2M | 404.6M | 395.7M | 355.7M | 313.8M | 295.8M | 288.5M | 284.7M | 236.9M | 228.7M | 226.4M | 241.2M | 168.8M | 195.8M | 159M | 165.4M | 152.7M | 171.8M | 179.7M | 156.4M | 120M | 134.5M | 117.5M | 0 | 0 |
| Days Inventory Outstanding | 99.69 | 104.85 | 88.46 | 83.5 | 79.36 | 85.19 | 82.5 | 80.61 | 75.57 | 74.92 | 74.01 | 60.46 | 65.52 | 48.72 | 53.95 | 46.72 | 57.22 | 58.88 | 55.01 | 60.04 | 58.86 | 51.08 | 61.49 | 59.07 | - | - |
| Other Current Assets | 49.2M | 60.8M | 40.3M | 34.4M | 32.1M | 86M | 55.1M | 35.9M | 22.5M | 48.6M | 39.1M | 27M | 20.2M | 28.4M | 44.9M | 21.2M | 21.3M | 25.9M | 23.7M | 40.9M | 26.6M | 26.1M | 17.9M | 17M | 0 | 0 |
| Total Non-Current Assets | 1.21B | 1.22B | 1.21B | 1.14B | 1.07B | 1.03B | 1.03B | 1.05B | 939.6M | 693.5M | 649.4M | 681.1M | 752.6M | 311.8M | 298.8M | 303.3M | 298.8M | 263.4M | 288.7M | 281.1M | 299.9M | 260.9M | 276.4M | 270.3M | 0 | 0 |
| Property, Plant & Equipment | 748.2M | 753.8M | 750.6M | 722.2M | 643.6M | 580.3M | 511.6M | 471.1M | 417.9M | 328M | 280.8M | 277.8M | 299.7M | 197M | 161.1M | 155.6M | 168.2M | 149.3M | 144.8M | 155.7M | 159.3M | 152.4M | 156.7M | 151M | 0 | 0 |
| Fixed Asset Turnover | 2.50x | 2.49x | 2.79x | 2.98x | 3.08x | 2.89x | 3.26x | 3.47x | 4.09x | 4.50x | 5.04x | 5.86x | 5.19x | 7.50x | 9.65x | 9.42x | 7.40x | 7.53x | 9.43x | 8.53x | 7.28x | 6.76x | 6.08x | 5.58x | - | - |
| Goodwill | 329.4M | 329.4M | 317.1M | 294.4M | 294M | 296M | 297.8M | 296.1M | 296.5M | 188.2M | 186.4M | 186.6M | 247.2M | 72.7M | 75.6M | 72.1M | 72.1M | 61.6M | 58.4M | 62.5M | 62.6M | 0 | 0 | 0 | 0 | 0 |
| Intangible Assets | 103.1M | 106.7M | 119M | 102.2M | 116.1M | 131.5M | 149.8M | 168.4M | 188M | 129.6M | 141.9M | 156.1M | 167.7M | 12.2M | 15.3M | 0 | 0 | 0 | 0 | 0 | 0 | 35.7M | 38.4M | 36.5M | 0 | 0 |
| Long-Term Investments | 2.1M | 0 | 1M | 0 | 0 | 0 | 31.9M | 0 | 0 | 0 | 0 | 0 | 5M | 6.6M | 5.8M | 4.9M | 4.7M | 4.7M | 6M | 4.2M | 2.7M | 0 | 0 | 0 | 0 | 0 |
| Other Non-Current Assets | 24.2M | 21.2M | 13.5M | 7.3M | 9.2M | 11M | 24.6M | 85.8M | 21.7M | 29.3M | 13.2M | 24M | 25.2M | 26.2M | 29.1M | 26.4M | 27.7M | 21.9M | 23.5M | 25.3M | 29.7M | 34.1M | 31.3M | 27.9M | 0 | 0 |
| Total Assets | 1.88B | 1.89B | 1.89B | 1.84B | 1.71B | 1.66B | 1.6B | 1.56B | 1.48B | 1.2B | 1.09B | 1.13B | 1.29B | 784.9M | 780M | 730.7M | 669.2M | 644.4M | 661.1M | 669.3M | 649.4M | 551.8M | 583.6M | 514M | 463.8M | 455.2M |
| Asset Turnover | 0.99x | 1.00x | 1.11x | 1.17x | 1.16x | 1.01x | 1.04x | 1.05x | 1.16x | 1.23x | 1.30x | 1.45x | 1.20x | 1.88x | 1.99x | 2.01x | 1.86x | 1.74x | 2.06x | 1.98x | 1.79x | 1.87x | 1.63x | 1.64x | 1.67x | 1.66x |
| Asset Growth % | -4.92% | -0.18% | 2.98% | 7.25% | 2.98% | 3.96% | 2.17% | 5.72% | 23.3% | 10.36% | -3.37% | -13.02% | 64.85% | 0.63% | 6.75% | 9.19% | 3.85% | -2.53% | -1.23% | 3.06% | 17.69% | -5.45% | 13.54% | 10.82% | 1.89% | - |
| Total Current Liabilities | 246.5M | 227.1M | 325.8M | 325.9M | 324M | 285.7M | 292.1M | 296.2M | 298.7M | 281.2M | 293.1M | 280.5M | 292.1M | 195.1M | 181.2M | 170.4M | 149.4M | 131.8M | 148.6M | 198.9M | 187.2M | 159.2M | 165.2M | 157.4M | 0 | 0 |
| Accounts Payable | 143.4M | 122.4M | 179.1M | 202.9M | 207.4M | 171.9M | 154.1M | 162.8M | 177.2M | 141.9M | 144.2M | 140.8M | 120.6M | 107.6M | 103.5M | 102.1M | 87.9M | 67.3M | 82.1M | 109.3M | 100.5M | 77.5M | 77.4M | 63.8M | 0 | 0 |
| Days Payables Outstanding | 36.52 | 31.21 | 39.16 | 42.82 | 46.27 | 46.67 | 42.98 | 45.49 | 47.04 | 44.88 | 46.66 | 37.6 | 32.76 | 31.05 | 28.52 | 30 | 30.41 | 25.95 | 26.29 | 36.52 | 37.82 | 32.99 | 35.38 | 32.08 | - | - |
| Short-Term Debt | 33M | 32.1M | 4.9M | 5M | 0 | 2M | 10.1M | 10.2M | 11.6M | 11.4M | 42.6M | 39.9M | 43.9M | 0 | 0 | 0 | 1M | 200K | 200K | 21.3M | 19.6M | 10.5M | 23.1M | 8M | 0 | 0 |
| Deferred Revenue (Current) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 64.8M | 63.6M | 0 | 0 | 60.6M | 0 | 0 |
| Other Current Liabilities | 70.1M | 72.6M | 9.5M | 0 | 0 | 0 | 0 | 11.9M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.5M | 3.5M | 0 | 0 | 25M | 0 | 0 |
| Current Ratio | 2.71x | 2.94x | 2.09x | 2.14x | 1.97x | 2.20x | 1.93x | 1.75x | 1.81x | 1.80x | 1.49x | 1.58x | 1.85x | 2.42x | 2.66x | 2.51x | 2.48x | 2.89x | 2.51x | 1.95x | 1.87x | 1.83x | 1.86x | 1.55x | - | - |
| Quick Ratio | 1.11x | 1.13x | 0.85x | 0.93x | 0.87x | 1.10x | 0.92x | 0.78x | 0.86x | 0.96x | 0.71x | 0.78x | 1.03x | 1.56x | 1.58x | 1.58x | 1.37x | 1.73x | 1.35x | 1.05x | 1.03x | 1.07x | 1.05x | 0.80x | - | - |
| Cash Conversion Cycle | 99.3 | 104.46 | 82.76 | 74.98 | 72.84 | 78.27 | 77.81 | 71.42 | 69.62 | 69.85 | 65.88 | 60.8 | 81.63 | 61.22 | 66.23 | 62.32 | 68.07 | 78.25 | 58.7 | 64.2 | 65.77 | 60.15 | 69.41 | 70.13 | - | - |
| Total Non-Current Liabilities | 1.08B | 1.09B | 1.08B | 1.01B | 984.4M | 965.4M | 960.5M | 1.11B | 1.11B | 813.2M | 759.8M | 857.3M | 917.9M | 400M | 430.7M | 453.1M | 419.9M | 457.8M | 486.5M | 484.3M | 542.4M | 587.3M | 575.9M | 439.6M | 0 | 0 |
| Long-Term Debt | 989.9M | 990.4M | 925.9M | 835.4M | 817.7M | 781.5M | 765.8M | 891M | 978.8M | 665.6M | 619.8M | 682.4M | 806.6M | 303.1M | 296.1M | 302.1M | 295.4M | 335.1M | 374.7M | 418.9M | 456.3M | 508.9M | 489.7M | 332.7M | 0 | 0 |
| Capital Lease Obligations | 152.7M | 0 | 64.4M | 67.4M | 66.3M | 70.3M | 81.3M | 91.5M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Deferred Tax Liabilities | 160.6M | 43.7M | 25.9M | 25.9M | 21.5M | 33.4M | 21.3M | 6.8M | 6.8M | 7.3M | 6.3M | 5.7M | 10.2M | 14.7M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Other Non-Current Liabilities | 50.5M | 51.3M | 59.2M | 77.9M | 78.9M | 80.2M | 92.1M | 120.4M | 128.6M | 140.3M | 133.7M | 156.7M | 101.1M | 82.2M | 134.6M | 151M | 124.5M | 122.7M | 111.8M | 65.4M | 86.1M | 78.4M | 86.2M | 106.9M | 0 | 0 |
| Total Liabilities | 1.33B | 1.31B | 1.4B | 1.33B | 1.31B | 1.25B | 1.25B | 1.41B | 1.41B | 1.09B | 1.05B | 1.14B | 1.21B | 595.1M | 611.9M | 623.5M | 569.3M | 589.6M | 635.1M | 683.2M | 729.6M | 746.5M | 741.1M | 597M | 464.6M | 457.1M |
| Total Debt | 1.02B | 1.02B | 1.02B | 930.7M | 904.5M | 875.1M | 878.4M | 1.01B | 990.4M | 677M | 662.4M | 734.8M | 850.5M | 303.1M | 296.1M | 302.1M | 296.4M | 335.3M | 374.9M | 440.2M | 475.9M | 519.4M | 512.8M | 340.7M | 0 | 0 |
| Net Debt | 980.1M | 984.5M | 978M | 864.2M | 871.2M | 829.6M | 839.9M | 982.4M | 949.8M | 616.7M | 641.6M | 713M | 799.4M | 220.9M | 229.4M | 248M | 261.1M | 276.9M | 311.8M | 422.7M | 451.5M | 493.3M | 471M | 331.1M | 0 | 0 |
| Debt / Equity | 1.86x | 1.78x | 2.09x | 1.85x | 2.24x | 2.13x | 2.54x | 6.39x | 14.78x | 6.40x | 19.14x | - | 10.14x | 1.60x | 1.76x | 2.82x | 2.97x | 6.12x | 14.42x | - | - | - | - | - | - | - |
| Debt / EBITDA | 4.47x | 3.49x | 4.84x | 3.69x | 4.67x | 4.09x | 4.17x | 5.63x | 6.14x | 4.18x | 4.76x | 24.99x | 11.02x | 2.14x | 1.91x | 1.76x | 2.33x | 2.76x | 2.35x | 2.66x | 4.03x | 4.89x | 5.27x | 6.45x | - | - |
| Net Debt / EBITDA | 4.28x | 3.36x | 4.63x | 3.43x | 4.50x | 3.87x | 3.98x | 5.45x | 5.89x | 3.81x | 4.61x | 24.25x | 10.35x | 1.56x | 1.48x | 1.45x | 2.05x | 2.28x | 1.95x | 2.55x | 3.82x | 4.64x | 4.84x | 6.27x | - | - |
| Interest Coverage | 2.82x | 2.23x | 2.36x | 2.72x | 3.02x | 3.15x | 3.34x | 2.12x | 1.52x | 2.42x | 1.76x | -0.58x | 0.85x | 3.87x | 4.61x | 4.54x | 3.71x | 1.98x | 3.21x | 2.85x | 1.35x | 1.41x | 1.67x | 0.73x | 32.66x | 1.86x |
| Total Equity | 549.5M | 574.3M | 489M | 503M | 403M | 410.8M | 346M | 158.7M | 67M | 105.8M | 34.6M | -12.4M | 83.9M | 189.8M | 168.1M | 107.2M | 99.9M | 54.8M | 26M | -13.9M | -80.2M | -194.7M | -157.5M | -83M | -800K | -1.9M |
| Equity Growth % | 32.9% | 17.44% | -2.78% | 24.81% | -1.9% | 18.73% | 118.02% | 136.87% | -36.67% | 205.78% | 379.03% | -114.78% | -55.8% | 12.91% | 56.81% | 7.31% | 82.3% | 110.77% | 287.05% | 82.67% | 58.81% | -23.62% | -89.76% | -10275% | 57.89% | - |
| Book Value per Share | 27.31 | 28.15 | 22.97 | 23.35 | 18.91 | 18.74 | 16.19 | 7.53 | 3.14 | 4.81 | 1.64 | -0.60 | 4.10 | 9.12 | 8.03 | 5.15 | 4.83 | 2.67 | 1.25 | -0.67 | -3.99 | -66.98 | -54.31 | -23.71 | -0.06 | -0.36 |
| Total Shareholders' Equity | 549.5M | 574M | 488.7M | 498.9M | 399.4M | 406.6M | 341.7M | 147.3M | 56.2M | 99.9M | 30.4M | -18.5M | 70M | 169.8M | 150.6M | 94.8M | 88.7M | 43.8M | 18M | -23.3M | -92.4M | -206.7M | -168.1M | -89.1M | -800K | -1.9M |
| Common Stock | 300K | 300K | 300K | 300K | 200K | 200K | 200K | 200K | 200K | 200K | 200K | 200K | 200K | 200K | 200K | 200K | 200K | 200K | 200K | 200K | 200K | 0 | 0 | 0 | 0 | 0 |
| Retained Earnings | 544.3M | 539.4M | 490.3M | 444M | 360.2M | 300.9M | 215.8M | 93.8M | 27.2M | 7.4M | -24.7M | -54M | 18M | 71.3M | 52M | 6.7M | -11.7M | -37.3M | -37.8M | -157.6M | -206.5M | -200.7M | -172.9M | -53.7M | 0 | 0 |
| Treasury Stock | 0 | 0 | -198.5M | -147.7M | -127.6M | -104M | -92.5M | -90.9M | -90M | -58.2M | -53M | -52.7M | -52.4M | -50.4M | -32.9M | -24.8M | -24.5M | -23.6M | -23.6M | -2.3M | -1.4M | -1M | -1.3M | -44.1M | 0 | 0 |
| Accumulated OCI | -65.8M | -61.4M | -120.6M | -88.8M | -97.3M | -40M | -15.9M | -77.7M | -87.2M | -40.1M | -68.6M | -79.8M | -60.3M | -10.2M | -22M | -30.2M | -12.3M | -22.7M | -47.4M | 12M | -7.1M | -15.4M | -4.6M | -7.1M | 0 | 0 |
| Minority Interest | 0 | 300K | 300K | 4.1M | 3.6M | 4.2M | 4.3M | 11.4M | 10.8M | 5.9M | 4.2M | 6.1M | 13.9M | 20M | 17.5M | 12.4M | 11.2M | 11M | 8M | 9.4M | 12.2M | 12M | 10.6M | 6.1M | 0 | 0 |
High leverage and liquidity
As reported in recent financial filings, Koppers maintains a substantial debt load of $1.0 billion, which, when measured against an equity base of $549.5 million as of 2026Q1, suggests a highly leveraged capital structure that leaves little room for operational error during cyclical downturns.
The company's reliance on debt to fund its capital-intensive distillation and treatment infrastructure creates significant interest expense pressure that may constrain future reinvestment. Investors should monitor whether this leverage profile limits the firm's ability to navigate potential volatility in commodity input costs or shifts in railroad maintenance spending.
Based on the 2026Q1 balance sheet, Koppers holds only $42.8 million in cash, a figure that appears insufficient given the company's $1.0 billion debt burden and the inherent volatility of its working capital requirements in the specialty chemicals and wood-treating segments.
While the current ratio of 2.71 suggests adequate short-term coverage, the absolute cash position remains thin relative to the scale of operations. This limited liquidity buffer may force management to rely on revolving credit facilities to manage seasonal inventory builds, increasing sensitivity to interest rate fluctuations.
According to the latest quarterly data, Koppers carries $748.2 million in net property, plant, and equipment, which represents a significant portion of its $1.9 billion total asset base and underscores the company's capital-intensive, asset-heavy business model within the industrial chemicals sector.
The concentration of value in fixed assets suggests that the company's competitive position is tied to its physical infrastructure, which requires ongoing maintenance capital expenditure. The presence of $329.4 million in goodwill warrants further investigation, as potential impairments could negatively impact equity if the performance of acquired segments continues to soften.
As indicated by the 2026Q1 financial statements, the equity base of $549.5 million has shown inconsistent growth, reflecting the impact of retained earnings fluctuations and potential capital allocation decisions that may not be fully offsetting the risks inherent in the company's high-leverage profile.
The reliance on retained earnings to bolster equity is challenged by the company's history of erratic net income, which may limit the ability to build a more robust capital cushion. Investors should consider whether the current equity level provides sufficient protection against potential asset write-downs or future operational shocks.
While headline debt figures are prominent, the company's long history of chemical manufacturing suggests that environmental remediation provisions may represent a significant, non-obvious liability that is not fully captured in the reported debt-to-equity ratios, warranting a cautious interpretation of the firm's true financial health.
These legacy obligations may necessitate future cash outflows that are not currently reflected in the debt service schedule, potentially creating a hidden drag on liquidity. Analysts should look beyond the standard balance sheet metrics to assess the potential impact of these environmental commitments on long-term solvency.
Quick answers to the most common questions about buying KOP stock.
As of 2025, Koppers Holdings Inc. (KOP) had total assets of $1.89B including $668.7M in current assets.
Koppers Holdings Inc. (KOP) carries total debt of $1.02B, offset by $38.0M in cash and short-term investments. Comparing total debt to cash helps evaluate the company's debt burden and net leverage.
Koppers Holdings Inc. (KOP) has total shareholders' equity (book value) of $574.0M ($28.15 book value per share). Book value represents the net worth of the company belonging to common stock holders.
Koppers Holdings Inc. (KOP) reported a current ratio of 2.94x. A current ratio above 1.0x indicates that the company has more current assets than current liabilities, suggesting sufficient short-term liquidity.