Reported revenue experienced a sharp 79.5% contraction in 2026Q1, reflecting significant volatility in core earnings that are frequently obscured by non-recurring regulatory accounting adjustments.
| 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 |
|---|
| Revenue | 25.53B | 42.75B | 39.82B | 36.85B | 34.46B | 33.65B | 25.23B | 25.49B | 22.27B | 21.71B | 18.77B | 21.29B | 19.54B | 14.63B | 18.46B | 15.81B | 12.86B | 17.44B | 9.83B | 9.43B | 8.64B | 7.51B | 7.65B | 6.03B | 4.87B | 5.01B | 3.76B |
| Revenue Growth % | -36% | 7.36% | 8.06% | 6.93% | 2.43% | 33.37% | -1.02% | 14.47% | 2.55% | 15.66% | -11.83% | 8.97% | 33.57% | -20.75% | 16.73% | 22.94% | -26.25% | 77.47% | 4.22% | 9.14% | 15% | -1.84% | 26.89% | 23.81% | -2.68% | 33.28% | - |
| Cost of Revenue | 21.62B | 35.51B | 31.99B | 28.47B | 27.65B | 26.92B | 19.91B | 18.6B | 19.02B | 18.43B | 15.9B | 18.32B | 12.8B | 11.23B | 12.38B | 9.96B | 5.34B | 4.96B | 3.07B | 2.86B | 2.71B | 2.16B | 2.33B | 1.95B | 1.78B | 3.49B | 1.12B |
| Gross Profit | 3.91B | 7.24B | 7.83B | 8.38B | 6.81B | 6.72B | 5.32B | 6.89B | 3.25B | 3.28B | 2.87B | 2.97B | 6.74B | 3.4B | 6.08B | 5.86B | 7.52B | 12.48B | 6.76B | 6.57B | 5.93B | 5.35B | 5.32B | 4.08B | 3.09B | 1.52B | 2.63B |
| Gross Margin % | 15.31% | 16.93% | 19.66% | 22.75% | 19.77% | 19.98% | 21.08% | 27.04% | 14.59% | 15.1% | 15.29% | 13.97% | 34.48% | 23.22% | 32.92% | 37.04% | 58.45% | 71.56% | 68.75% | 69.68% | 68.63% | 71.2% | 69.55% | 67.64% | 63.4% | 30.34% | 70.13% |
| Gross Profit Growth % | - | -7.57% | -6.61% | 23.08% | 1.32% | 26.44% | -22.84% | 112.08% | -0.86% | 14.22% | -3.52% | -55.86% | 98.35% | -44.1% | 3.75% | -22.09% | -39.77% | 84.73% | 2.83% | 10.81% | 10.86% | 0.49% | 30.47% | 32.08% | 103.36% | -42.33% | - |
| Operating Expenses | 570.6M | 909M | 338M | 2.17B | 1.13B | -228M | 610.68M | 3.68B | 471.6M | 382.95M | 1.56B | 2.62B | 1.69B | 1.3B | 2.3B | 1.44B | 3.87B | 3.44B | 2.07B | 2.05B | 2.15B | 4.03B | 3.31B | 2.75B | 2.56B | 1.84B | 2.19B |
| Other Operating Expenses | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| EBITDA | 4.57B | 7.86B | 8.87B | 7.49B | 6.87B | 8B | 5.63B | 4.1B | 3.33B | 3.49B | 2.64B | 4.95B | 6.38B | 4.22B | 5.08B | 5.44B | 4.54B | 4.04B | 3.06B | 2.96B | 1.58B | 1.99B | 2.79B | 2.02B | 1.19B | 48M | 1.02B |
| EBITDA Margin % | 17.91% | 18.39% | 22.27% | 20.32% | 19.93% | 23.78% | 22.33% | 16.07% | 14.96% | 16.08% | 14.05% | 23.27% | 32.66% | 28.85% | 27.54% | 34.39% | 35.32% | 23.16% | 31.09% | 31.36% | 18.32% | 26.53% | 36.52% | 33.41% | 24.49% | 0.96% | 27.24% |
| EBITDA Growth % | 371.15% | -11.36% | 18.45% | 9.01% | -14.15% | 42.02% | 37.49% | 23.01% | -4.62% | 32.35% | -46.75% | -22.36% | 51.21% | -16.99% | -6.52% | 19.7% | 12.48% | 32.17% | 3.35% | 86.8% | -20.57% | -28.69% | 38.71% | 68.9% | 2385.42% | -95.31% | - |
| Depreciation & Amortization | 1.23B | 1.53B | 1.38B | 1.27B | 1.18B | 1.05B | 926.59M | 887.07M | 834.59M | 849.77M | 834.29M | 835M | 801M | 824M | 1B | 1.02B | 896M | 736M | 769M | 878M | 810M | 669M | 677M | 686M | 666M | 641M | 583M |
| D&A / Revenue % | 4.83% | 3.59% | 3.46% | 3.46% | 3.43% | 3.12% | 3.67% | 3.48% | 3.75% | 3.91% | 4.44% | 3.92% | 4.1% | 5.63% | 5.42% | 6.48% | 6.97% | 4.22% | 7.82% | 9.31% | 9.38% | 8.9% | 8.85% | 11.37% | 13.67% | 12.8% | 15.52% |
| Operating Income (EBIT) | 3.34B | 6.33B | 7.49B | 6.21B | 5.69B | 6.95B | 4.71B | 3.21B | 2.5B | 2.64B | 1.8B | 4.12B | 5.58B | 3.4B | 4.08B | 4.41B | 3.65B | 3.3B | 2.29B | 2.08B | 773M | 1.32B | 2.12B | 1.33B | 527M | -593M | 440M |
| Operating Margin % | 13.08% | 14.8% | 18.81% | 16.86% | 16.5% | 20.66% | 18.66% | 12.59% | 11.21% | 12.17% | 9.61% | 19.35% | 28.56% | 23.21% | 22.12% | 27.91% | 28.35% | 18.94% | 23.27% | 22.05% | 8.95% | 17.62% | 27.67% | 22.03% | 10.82% | -11.85% | 11.71% |
| Operating Income Growth % | - | -15.54% | 20.59% | 9.27% | -18.2% | 47.7% | 46.62% | 28.6% | -5.53% | 46.45% | -56.21% | -26.17% | 64.31% | -16.83% | -7.48% | 21% | 10.41% | 44.42% | 10% | 168.95% | -41.62% | -37.49% | 59.37% | 152.18% | 188.87% | -234.77% | - |
| Interest Expense | 4M | 1.5B | 1.01B | 238.5M | 935M | 1.17B | 245.18M | 342.05M | 1.32B | 1.8B | 2.48B | 2.2B | 1.03B | 792M | 1.38B | 2.05B | 1.67B | 799M | 624M | 644M | 529M | 326.97M | 254.98M | 0 | 525M | 48M | 42M |
| Interest Coverage | - | 4.77x | 10.28x | 33.03x | 5.41x | 5.03x | 17.59x | 8.96x | 2.63x | 1.94x | 0.97x | 2.21x | 5.35x | 6.12x | 4.37x | 2.04x | 2.40x | 5.66x | 5.02x | 4.58x | 3.27x | 7.45x | 10.68x | - | 1.00x | -38.71x | 10.48x |
| Interest / Revenue % | 0.02% | 3.52% | 2.53% | 0.65% | 2.71% | 3.47% | 0.97% | 1.34% | 5.95% | 8.29% | 13.2% | 10.35% | 5.27% | 5.41% | 7.45% | 12.97% | 13.01% | 4.58% | 6.35% | 6.83% | 6.12% | 4.35% | 3.33% | 0% | 10.78% | 0.96% | 1.12% |
| Non-Operating Income | -2M | -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 | 2.84B | 5.67B | 9.36B | 6.85B | 4.12B | 4.7B | 3.8B | 4.57B | 1.98B | 1.65B | 367.93M | 3.38B | 4.48B | 4.05B | 5.33B | 3.36B | 2.82B | 3.08B | 2.51B | 2.3B | 1.2B | 2.11B | 2.47B | 2B | 2M | -641M | 398M |
| Pretax Margin % | 11.12% | 13.26% | 23.5% | 18.59% | 11.95% | 13.97% | 15.07% | 17.93% | 8.88% | 7.58% | 1.96% | 15.9% | 22.92% | 27.71% | 28.9% | 21.22% | 21.94% | 17.68% | 25.52% | 24.42% | 13.88% | 28.04% | 32.24% | 33.21% | 0.04% | -12.8% | 10.6% |
| Income Tax | 319.07M | 771M | 2.24B | 1.08B | 26M | 946M | 935.72M | 1.6B | 599.12M | 644.26M | 33.17M | 892.58M | 1.34B | 950.14M | 1.06B | 940.92M | 564M | 911M | 755M | 685M | 497M | 300M | 731M | 607M | 26M | 78M | 32M |
| Effective Tax Rate % | 11.24% | 13.6% | 23.93% | 15.82% | 0.63% | 20.13% | 24.62% | 35.01% | 30.3% | 39.14% | 9.02% | 26.37% | 29.96% | 23.44% | 19.93% | 28.03% | 19.99% | 29.54% | 30.1% | 29.74% | 41.45% | 14.24% | 29.62% | 30.3% | 1300% | -12.17% | 8.04% |
| Net Income | 2.52B | 4.9B | 7.12B | 5.76B | 4.09B | 3.75B | 2.86B | 3.19B | 1.7B | 1B | 334.33M | 503K | 3.14B | 2.95B | 4.27B | 2.42B | 2.26B | 1.86B | 1.75B | 1.62B | 702M | 1.81B | 1.74B | 1.4B | -12M | -719M | 366M |
| Net Margin % | 9.86% | 11.45% | 17.87% | 15.64% | 11.87% | 11.15% | 11.35% | 12.53% | 7.64% | 4.61% | 1.78% | 0% | 16.05% | 20.2% | 23.14% | 15.27% | 17.55% | 10.67% | 17.84% | 17.16% | 8.13% | 24.08% | 22.72% | 23.14% | -0.25% | -14.36% | 9.74% |
| Net Income Growth % | -64.05% | -31.19% | 23.47% | 40.86% | 9.09% | 30.97% | -10.32% | 87.85% | 69.74% | 199.58% | 66367.99% | -99.98% | 6.17% | -30.83% | 76.85% | 6.97% | 21.33% | 6.16% | 8.34% | 130.48% | -61.19% | 4.03% | 24.57% | 11733.33% | 98.33% | -296.45% | - |
| EPS (Diluted) | 0.88 | 1.70 | 2.49 | 2.01 | 1.86 | 1.31 | 1.00 | 1.39 | 0.69 | 0.25 | 0.05 | 1.30 | 1.65 | 1.64 | 2.25 | 1.27 | 1.19 | 1.33 | 0.92 | 0.83 | 0.36 | 0.32 | 0.31 | 0.24 | -0.00 | -0.13 | 0.06 |
| EPS Growth % | -30.61% | -31.73% | 23.88% | 8.06% | 41.98% | 31% | -28.06% | 101.45% | 176% | 438.79% | -96.43% | -21.21% | 0.61% | -27.11% | 77.17% | 6.72% | -10.53% | 44.57% | 10.84% | 130.56% | 12.5% | 3.23% | 29.17% | - | 98.38% | -302.49% | - |
| EPS (Basic) | - | 1.70 | 2.49 | 2.01 | 1.86 | 1.31 | 1.00 | 1.39 | 0.69 | 0.25 | 0.07 | 1.30 | 1.65 | 1.64 | 2.25 | 1.27 | 1.19 | 1.33 | 0.92 | 0.85 | 0.37 | 0.32 | 0.92 | 0.24 | -0.00 | -0.13 | 0.06 |
| Diluted Shares Outstanding | 2.86B | 2.86B | 2.86B | 2.86B | 2.2B | 2.2B | 2.2B | 2.29B | 2.45B | 2.2B | 1.9B | 1.9B | 1.9B | 1.9B | 1.9B | 1.9B | 1.9B | 1.73B | 1.91B | 1.94B | 1.94B | 5.69B | 5.69B | 5.7B | 5.69B | 5.59B | 5.7B |
High regulatory and hydrological exposure
As reported in recent financial statements, CIG-C experienced a sharp revenue contraction of 79.5% in 2026Q1, highlighting the extreme volatility inherent in its current reporting cycle, which appears heavily influenced by accounting adjustments rather than fundamental shifts in the underlying regulated rate base or customer demand.
The dramatic swings in top-line figures suggest that IFRIC 12 construction revenue and regulatory accounting adjustments are creating significant noise that obscures the core utility performance. Investors should monitor whether these fluctuations represent genuine shifts in tariff recovery or merely accounting timing differences that do not impact long-term cash generation.
Based on the provided income statement data, operating margins have fluctuated significantly, reaching a low of -74.5% in 2024Q4, which suggests that the utility's ability to pass through fuel and purchased power costs is subject to periodic timing lags that temporarily distort reported profitability metrics.
The reliance on hydroelectric generation makes the company vulnerable to hydrological risk, where low rainfall necessitates expensive thermal power purchases. While these costs are theoretically recoverable, the lag between expenditure and tariff adjustment can create working capital strain that is not immediately apparent in the headline revenue figures.
According to the quarterly data, net income volatility remains high, with EPS swinging from 1.15 in 2024Q3 to 0.34 in 2026Q1, indicating that reported earnings are heavily impacted by non-recurring items and regulatory accounting rather than a steady, predictable growth trajectory in the core regulated business.
The inconsistency in EPS growth suggests that investors should look past headline net income to evaluate the underlying regulated earnings power. The presence of large, non-operational swings in equity and income warrants further investigation into the sustainability of current dividend payouts relative to actual cash-generative capacity.
Based on the reported figures, the company's unusually low debt-to-equity ratio of 0.70% may mask significant off-balance-sheet liabilities, such as pension obligations or future decommissioning costs, which are not explicitly detailed but could represent substantial long-term financial commitments for the state-controlled utility.
The income statement fails to capture the full extent of political risk and the potential for future regulatory compression if the authorized ROE is challenged in an inflationary environment. Analysts should be skeptical of the current balance sheet strength until the nature of these pension and environmental liabilities is fully reconciled.
Quick answers to the most common questions about buying CIG-C stock.
For fiscal year 2025, Companhia Energética de Minas Gerais (CIG-C) reported total revenue of $42.75B. This represents a 1038.2% increase compared to $3.76B in 2000.
Companhia Energética de Minas Gerais (CIG-C) is profitable, generating $4.90B in net income for the fiscal year ending 2025 with a net profit margin of 11.5%.
Companhia Energética de Minas Gerais (CIG-C) reported an operating income of $6.33B, resulting in an operating profit margin of 14.8%. This margin reflects the operational efficiency of the business before interest and taxes.
Companhia Energética de Minas Gerais (CIG-C) generated $7.24B in gross profit for the year, representing a gross profit margin of 16.9%. This demonstrates the company's core pricing power and production efficiency.