Operating margins remain resilient within a 18.3% to 27.3% range, though top-line performance is heavily influenced by seasonal demand, as seen in the 3.0% revenue decline reported in 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 | Dec'00 | Dec'99 | Dec'98 | Dec'97 | Dec'96 |
|---|
| Revenue | 2.29B | 2.31B | 2.13B | 2.33B | 2.55B | 1.95B | 1.7B | 1.73B | 1.75B | 1.68B | 1.54B | 1.26B | 1.39B | 1.28B | 1.17B | 1.27B | 1.22B | 1.27B | 1.01B | 574.84M | 542.59M | 613.54M | 445.54M | 1.25B | 908.48M | 737.83M | 1.62B | 791.9M | 679.3M | 313.7M | 162.6M |
| Revenue Growth % | 3.58% | 8.57% | -8.73% | -8.64% | 30.92% | 14.86% | -2.19% | -1.1% | 4.4% | 9.19% | 22.01% | -9.49% | 9.23% | 8.69% | -7.73% | 4.3% | -3.93% | 26.23% | 74.97% | 5.94% | -11.56% | 37.71% | -64.36% | 37.6% | 23.13% | -54.56% | 105.06% | 16.58% | 116.54% | 92.93% | 8.47% |
| Cost of Revenue | 1.47B | 1.42B | 1.29B | 1.53B | 1.78B | 1.24B | 987.81M | 1.07B | 1.11B | 1.02B | 925.74M | 780.7M | 940.88M | 837.83M | 735.26M | 915.94M | 566.97M | 652.73M | 449.74M | 161.01M | 191.65M | 189.75M | 82.92M | 718.45M | 580.97M | 382.91M | 1.37B | 637.3M | 531.5M | 177.1M | 34.2M |
| Gross Profit | 814.9M | 888.7M | 840.4M | 796.4M | 772.8M | 705.5M | 709.13M | 668.08M | 646.95M | 662.37M | 613.18M | 480.63M | 452.69M | 438.02M | 438.62M | 356.25M | 652.72M | 616.85M | 556.05M | 413.83M | 350.93M | 423.79M | 362.62M | 531.6M | 327.5M | 354.92M | 252M | 154.6M | 147.8M | 136.6M | 128.4M |
| Gross Margin % | 35.66% | 38.47% | 39.5% | 34.16% | 30.28% | 36.2% | 41.79% | 38.51% | 36.88% | 39.42% | 39.84% | 38.1% | 32.48% | 34.33% | 37.36% | 28% | 53.52% | 48.59% | 55.28% | 71.99% | 64.68% | 69.07% | 81.39% | 42.53% | 36.05% | 48.1% | 15.52% | 19.52% | 21.76% | 43.54% | 78.97% |
| Gross Profit Growth % | - | 5.75% | 5.52% | 3.05% | 9.54% | -0.51% | 6.15% | 3.27% | -2.33% | 8.02% | 27.58% | 6.17% | 3.35% | -0.14% | 23.12% | -45.42% | 5.82% | 10.94% | 34.37% | 17.92% | -17.19% | 16.87% | -31.79% | 62.32% | -7.72% | 40.84% | 63% | 4.6% | 8.2% | 6.39% | 16.09% |
| Operating Expenses | 282.4M | 351.2M | 337.3M | 323.7M | 317.6M | 296.1M | 280.83M | 262.04M | 249.91M | 245.64M | 277M | 180.21M | 188.82M | 178.58M | 162.18M | 170.01M | 469.3M | 490.02M | 500.17M | 288.12M | 248.8M | 341.94M | 233.95M | 400.43M | 214.79M | 213.88M | 137.25M | 92.8M | 98.4M | 77.6M | 74.1M |
| Other Operating Expenses | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| EBITDA | 820.2M | 821.3M | 773.2M | 729.5M | 706.1M | 645.4M | 652.76M | 615.16M | 593.37M | 604.98M | 511.71M | 426.95M | 408.61M | 396.77M | 422.37M | 321.83M | 310.03M | 248.13M | 163.14M | 225.41M | 196.22M | 169.97M | 216.5M | 211.96M | 176.58M | 195.09M | 147.61M | 86.9M | 73.4M | 81.3M | 77.1M |
| EBITDA Margin % | 35.89% | 35.55% | 36.34% | 31.29% | 27.67% | 33.11% | 38.47% | 35.46% | 33.82% | 36.01% | 33.25% | 33.85% | 29.32% | 31.1% | 35.98% | 25.3% | 25.42% | 19.54% | 16.22% | 39.21% | 36.16% | 27.7% | 48.59% | 16.96% | 19.44% | 26.44% | 9.09% | 10.97% | 10.81% | 25.92% | 47.42% |
| EBITDA Growth % | 4.07% | 6.22% | 5.99% | 3.31% | 9.4% | -1.13% | 6.11% | 3.67% | -1.92% | 18.23% | 19.85% | 4.49% | 2.99% | -6.06% | 31.24% | 3.81% | 24.95% | 52.1% | -27.63% | 14.88% | 15.45% | -21.49% | 2.14% | 20.04% | -9.49% | 32.16% | 69.87% | 18.39% | -9.72% | 5.45% | 24.56% |
| Depreciation & Amortization | 287.7M | 283.8M | 270.1M | 256.8M | 250.9M | 236M | 224.46M | 209.12M | 196.33M | 188.25M | 175.53M | 126.53M | 144.75M | 137.32M | 145.92M | 135.59M | 126.61M | 121.3M | 107.26M | 99.7M | 94.08M | 88.12M | 87.83M | 80.79M | 63.87M | 54.05M | 32.86M | 25.1M | 24M | 0 | 0 |
| D&A / Revenue % | 12.59% | 12.29% | 12.69% | 11.02% | 9.83% | 12.11% | 13.23% | 12.05% | 11.19% | 11.2% | 11.41% | 10.03% | 10.39% | 10.76% | 12.43% | 10.66% | 10.38% | 9.55% | 10.66% | 17.34% | 17.34% | 14.36% | 19.71% | 6.46% | 7.03% | 7.33% | 2.02% | 3.17% | 3.53% | 0% | 0% |
| Operating Income (EBIT) | 532.5M | 537.5M | 503.1M | 472.7M | 455.2M | 409.4M | 428.3M | 406.04M | 397.04M | 416.74M | 336.18M | 300.42M | 263.87M | 259.44M | 276.44M | 186.24M | 183.42M | 126.83M | 55.88M | 125.72M | 102.14M | 81.85M | 128.67M | 131.17M | 112.72M | 141.03M | 114.75M | 61.8M | 49.4M | 59M | 54.3M |
| Operating Margin % | 23.3% | 23.27% | 23.65% | 20.28% | 17.84% | 21% | 25.24% | 23.4% | 22.63% | 24.8% | 21.85% | 23.82% | 18.93% | 20.34% | 23.55% | 14.64% | 15.04% | 9.99% | 5.56% | 21.87% | 18.82% | 13.34% | 28.88% | 10.49% | 12.41% | 19.11% | 7.07% | 7.8% | 7.27% | 18.81% | 33.39% |
| Operating Income Growth % | - | 6.84% | 6.43% | 3.84% | 11.19% | -4.41% | 5.48% | 2.27% | -4.73% | 23.96% | 11.9% | 13.85% | 1.7% | -6.15% | 48.43% | 1.54% | 44.62% | 126.98% | -55.55% | 23.09% | 24.78% | -36.39% | -1.9% | 16.37% | -20.08% | 22.91% | 85.68% | 25.1% | -16.27% | 8.66% | 28.67% |
| Interest Expense | 4M | 206.9M | 195.2M | 180M | 162.6M | 154.1M | 144.93M | 139.29M | 141.62M | 138.12M | 136.11M | 84.65M | 70.96M | 111.79M | 113.61M | 91.38M | 101.3M | 84.69M | 54.12M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Interest Coverage | - | 2.63x | 2.64x | 2.68x | 2.82x | 2.68x | 2.90x | 2.74x | 2.81x | 3.04x | 2.51x | 3.60x | 3.78x | 2.62x | 2.49x | 1.63x | 1.83x | 2.31x | -0.59x | - | - | - | - | - | - | - | - | - | - | - | - |
| Interest / Revenue % | 0.18% | 8.96% | 9.17% | 7.72% | 6.37% | 7.91% | 8.54% | 8.03% | 8.07% | 8.22% | 8.84% | 6.71% | 5.09% | 8.76% | 9.68% | 7.18% | 8.3% | 6.67% | 5.38% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Non-Operating Income | -4M | -1000K | -1000K | -1000K | -1000K | -1000K | -1000K | -1000K | -1000K | -1000K | -1000K | -1000K | -1000K | -1000K | -1000K | -1000K | -1000K | -1000K | -1000K | -1000K | -1000K | -1000K | -1000K | -1000K | -1000K | -1000K | -1000K | -1000K | -1000K | -1000K | -1000K |
| Pretax Income | 339.6M | 343.5M | 320M | 301.6M | 296M | 258.4M | 275.68M | 242.9M | 255.88M | 281.74M | 205.89M | 220.21M | 197.51M | 181.43M | 169.63M | 57.47M | 83.75M | 110.73M | -85.8M | 107.71M | 78.36M | 49.84M | 82.38M | 86.08M | 84.78M | 132.22M | 83.21M | 52.9M | 37.5M | 46.7M | 43.9M |
| Pretax Margin % | 14.86% | 14.87% | 15.04% | 12.94% | 11.6% | 13.26% | 16.25% | 14% | 14.59% | 16.77% | 13.38% | 17.46% | 14.17% | 14.22% | 14.45% | 4.52% | 6.87% | 8.72% | -8.53% | 18.74% | 14.44% | 8.12% | 18.49% | 6.89% | 9.33% | 17.92% | 5.12% | 6.68% | 5.52% | 14.89% | 27% |
| Income Tax | 43.2M | 43.7M | 36.3M | 25.6M | 25.2M | 7.2M | 32.92M | 29.58M | -23.67M | 73.37M | 59.1M | 78.66M | 66.63M | 63.04M | 60.22M | 18.22M | 22.17M | 33.31M | -29.39M | 32.43M | 23.1M | 17.04M | 26.1M | 29.6M | 26.64M | 48.11M | 30.36M | 15.8M | 11.7M | 14.3M | 13.6M |
| Effective Tax Rate % | 12.72% | 12.72% | 11.34% | 8.49% | 8.51% | 2.79% | 11.94% | 12.18% | -9.25% | 26.04% | 28.7% | 35.72% | 33.73% | 34.75% | 35.5% | 31.71% | 26.47% | 30.09% | 34.26% | 30.11% | 29.48% | 34.2% | 31.68% | 34.39% | 31.43% | 36.39% | 36.49% | 29.87% | 31.2% | 30.62% | 30.98% |
| Net Income | 288.3M | 291.6M | 273.1M | 262.2M | 258.4M | 236.7M | 227.61M | 199.31M | 258.44M | 177.03M | 72.97M | -32.11M | 130.89M | 117.42M | 102.44M | 49.73M | 68.69M | 81.56M | 105.08M | 98.77M | 81.02M | 33.42M | 57.97M | 61.22M | 61.45M | 88.08M | 52.85M | 37.1M | 25.8M | 32.4M | 30.3M |
| Net Margin % | 12.61% | 12.62% | 12.84% | 11.25% | 10.13% | 12.14% | 13.41% | 11.49% | 14.73% | 10.54% | 4.74% | -2.55% | 9.39% | 9.2% | 8.73% | 3.91% | 5.63% | 6.42% | 10.45% | 17.18% | 14.93% | 5.45% | 13.01% | 4.9% | 6.76% | 11.94% | 3.25% | 4.68% | 3.8% | 10.33% | 18.63% |
| Net Income Growth % | 3.11% | 6.77% | 4.16% | 1.47% | 9.17% | 3.99% | 14.2% | -22.88% | 45.98% | 142.61% | 327.24% | -124.53% | 11.47% | 14.63% | 105.99% | -27.6% | -15.78% | -22.39% | 6.39% | 21.91% | 142.43% | -42.35% | -5.31% | -0.37% | -30.23% | 66.66% | 42.45% | 43.8% | -20.37% | 6.93% | 18.36% |
| EPS (Diluted) | 3.81 | 3.98 | 3.91 | 3.91 | 3.97 | 3.74 | 3.65 | 3.28 | 4.66 | 3.34 | 1.37 | -0.71 | 2.93 | 2.64 | 2.32 | 1.24 | 1.76 | 2.11 | 2.75 | 2.64 | 2.42 | 1.00 | 1.76 | 1.97 | 2.26 | 3.42 | 2.37 | 1.73 | 1.19 | 1.49 | 1.40 |
| EPS Growth % | -2.04% | 1.79% | 0% | -1.51% | 6.15% | 2.47% | 11.28% | -29.61% | 39.52% | 143.8% | 292.96% | -124.23% | 10.98% | 13.79% | 87.1% | -29.55% | -16.59% | -23.27% | 4.17% | 9.09% | 142% | -43.18% | -10.66% | -12.83% | -33.92% | 44.3% | 36.99% | 45.38% | -20.13% | 6.43% | 17.65% |
| EPS (Basic) | - | 3.99 | 3.91 | 3.91 | 3.98 | 3.74 | 3.65 | 3.29 | 4.75 | 3.46 | 1.41 | -0.71 | 2.95 | 2.66 | 2.34 | 1.25 | 1.76 | 2.11 | 2.75 | 2.66 | 2.44 | 1.02 | 1.78 | 2.00 | 2.28 | 3.45 | 2.39 | 1.73 | 1.19 | 1.49 | 1.40 |
| Diluted Shares Outstanding | 75.6M | 73.2M | 69.9M | 67.1M | 65.02M | 63.33M | 62.44M | 60.8M | 55.5M | 55.1M | 53.3M | 51.19M | 44.67M | 44.42M | 44.07M | 40.08M | 39.09M | 38.68M | 38.19M | 37.41M | 33.55M | 33.29M | 32.91M | 31.02M | 27.09M | 25.6M | 22.28M | 21.45M | 21.68M | 21.74M | 21.64M |
Elevated regulatory and environmental transition risk
As reported in recent financial statements, Black Hills Corporation experienced significant quarterly revenue fluctuations, with a 3.0% decline in 2026Q1 following a period of 10.8% growth in 2025Q1, suggesting that seasonal heating demand remains a primary driver of top-line performance rather than consistent rate base expansion.
The revenue profile appears heavily dependent on weather-sensitive volumetric sales, which complicates the assessment of core regulated growth. Investors should monitor whether the company can successfully decouple earnings from these seasonal swings through future rate case settlements to provide more predictable cash flows.
Based on the provided income statement data, Black Hills Corporation maintained operating margins between 18.3% and 27.3% over the last ten quarters, indicating that the utility is effectively managing its cost structure within the constraints of its multi-state regulatory compacts and authorized return frameworks.
The stability of these margins suggests that the company is successfully navigating regulatory lag across its eight jurisdictions. However, the variance in quarterly operating income warrants further investigation into whether specific rate case outcomes are providing sufficient recovery for rising operational and maintenance costs.
According to recent SEC filings, BKH's diluted EPS demonstrated high volatility, ranging from $0.33 to $1.87 per share, which highlights the significant impact of seasonal heating degree days on the company's ability to translate regulated rate base investments into consistent quarterly earnings for shareholders.
The wide range in EPS suggests that reported figures may not fully reflect the underlying regulated earnings power of the utility. Analysts should adjust for weather normalization to determine if the core business is achieving its authorized ROE or if earnings are being artificially inflated by colder-than-average winter periods.
Based on the provided financial data, the company's reliance on coal-fired generation in Colorado may create hidden liabilities, as increasing decarbonization pressures could force accelerated depreciation schedules that are not yet fully reflected in the current income statement's amortization and depreciation expense lines.
The potential for stranded asset risk remains a critical, non-obvious challenge that could compress future earnings if regulators do not permit full recovery of early retirement costs. Investors should monitor the company's capital expenditure plans for signs of a shift toward renewable integration that could impact the current rate base return profile.
Quick answers to the most common questions about buying BKH stock.
For fiscal year 2025, Black Hills Corporation (BKH) reported total revenue of $2.31B. This represents a 1320.7% increase compared to $162.6M in 1996.
Black Hills Corporation (BKH) is profitable, generating $291.6M in net income for the fiscal year ending 2025 with a net profit margin of 12.6%.
Black Hills Corporation (BKH) reported an operating income of $537.5M, resulting in an operating profit margin of 23.3%. This margin reflects the operational efficiency of the business before interest and taxes.
Black Hills Corporation (BKH) generated $888.7M in gross profit for the year, representing a gross profit margin of 38.5%. This demonstrates the company's core pricing power and production efficiency.