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Side-by-side financial comparison of CMS Energy (CMS) and Iron Mountain (IRM). Click either name above to swap in a different company.
CMS Energy is the larger business by last-quarter revenue ($2.1B vs $1.8B, roughly 1.2× Iron Mountain). CMS Energy runs the higher net margin — 13.5% vs 5.1%, a 8.5% gap on every dollar of revenue. On growth, Iron Mountain posted the faster year-over-year revenue change (16.6% vs 13.0%). Over the past eight quarters, Iron Mountain's revenue compounded faster (11.7% CAGR vs -0.2%).
CMS Energy Corporation is an American energy company based in Jackson, Michigan, that is focused principally on utility operations in Michigan. Its principal business is Consumers Energy, a public utility that provides electricity and natural gas to more than 6 million of Michigan's 10 million residents. Its non-utility businesses are focused primarily on domestic independent power production. Consumers Energy has operated since 1886.
Iron Mountain Inc. is an American enterprise information management services company founded in 1951 and headquartered in Portsmouth, New Hampshire. Its records management, information destruction, and data backup and recovery services are supplied to more than 220,000 customers in 58 countries throughout North America, Europe, Latin America, Africa, Asia, and Oceania.
CMS vs IRM — Head-to-Head
Income Statement — Q4 FY2025 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $2.1B | $1.8B |
| Net Profit | $289.0M | $93.1M |
| Gross Margin | — | — |
| Operating Margin | 20.4% | 18.5% |
| Net Margin | 13.5% | 5.1% |
| Revenue YoY | 13.0% | 16.6% |
| Net Profit YoY | 9.1% | -11.9% |
| EPS (diluted) | $0.94 | $0.31 |
Green = leading value per metric. Periods may differ when fiscal calendars don't align.
8-Quarter Revenue & Profit Trend
Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.
| Q4 25 | $2.1B | $1.8B | ||
| Q3 25 | $2.0B | $1.8B | ||
| Q2 25 | $1.8B | $1.7B | ||
| Q1 25 | $2.4B | $1.6B | ||
| Q4 24 | $1.9B | $1.6B | ||
| Q3 24 | $1.7B | $1.6B | ||
| Q2 24 | $1.6B | $1.5B | ||
| Q1 24 | $2.1B | $1.5B |
| Q4 25 | $289.0M | $93.1M | ||
| Q3 25 | $277.0M | $86.2M | ||
| Q2 25 | $201.0M | $-43.3M | ||
| Q1 25 | $304.0M | $16.2M | ||
| Q4 24 | $265.0M | $105.7M | ||
| Q3 24 | $253.0M | $-33.7M | ||
| Q2 24 | $198.0M | $34.6M | ||
| Q1 24 | $287.0M | $77.0M |
| Q4 25 | 20.4% | 18.5% | ||
| Q3 25 | 24.4% | 17.6% | ||
| Q2 25 | 17.6% | 15.2% | ||
| Q1 25 | 20.6% | 16.0% | ||
| Q4 24 | 22.5% | 17.9% | ||
| Q3 24 | 21.4% | 16.1% | ||
| Q2 24 | 18.0% | 15.0% | ||
| Q1 24 | 19.2% | 16.6% |
| Q4 25 | 13.5% | 5.1% | ||
| Q3 25 | 14.0% | 4.9% | ||
| Q2 25 | 11.2% | -2.5% | ||
| Q1 25 | 12.7% | 1.0% | ||
| Q4 24 | 14.0% | 6.7% | ||
| Q3 24 | 14.8% | -2.2% | ||
| Q2 24 | 12.6% | 2.3% | ||
| Q1 24 | 13.4% | 5.2% |
| Q4 25 | $0.94 | $0.31 | ||
| Q3 25 | $0.92 | $0.28 | ||
| Q2 25 | $0.66 | $-0.15 | ||
| Q1 25 | $1.01 | $0.05 | ||
| Q4 24 | $0.88 | $0.35 | ||
| Q3 24 | $0.84 | $-0.11 | ||
| Q2 24 | $0.65 | $0.12 | ||
| Q1 24 | $0.96 | $0.25 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $509.0M | $158.5M |
| Total DebtLower is stronger | — | $16.2B |
| Stockholders' EquityBook value | $9.1B | $-981.0M |
| Total Assets | $39.9B | $21.1B |
| Debt / EquityLower = less leverage | — | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $509.0M | $158.5M | ||
| Q3 25 | $362.0M | — | ||
| Q2 25 | $844.0M | — | ||
| Q1 25 | $465.0M | — | ||
| Q4 24 | $103.0M | $155.7M | ||
| Q3 24 | $412.0M | — | ||
| Q2 24 | $699.0M | — | ||
| Q1 24 | $802.0M | — |
| Q4 25 | — | $16.2B | ||
| Q3 25 | — | $15.5B | ||
| Q2 25 | — | $14.8B | ||
| Q1 25 | — | $14.2B | ||
| Q4 24 | — | $13.0B | ||
| Q3 24 | — | $13.2B | ||
| Q2 24 | — | $12.8B | ||
| Q1 24 | — | $12.6B |
| Q4 25 | $9.1B | $-981.0M | ||
| Q3 25 | $8.9B | $-882.0M | ||
| Q2 25 | $8.4B | $-767.4M | ||
| Q1 25 | $8.3B | $-698.5M | ||
| Q4 24 | $8.2B | $-503.1M | ||
| Q3 24 | $8.1B | $-259.0M | ||
| Q2 24 | $8.0B | $-132.9M | ||
| Q1 24 | $7.9B | $18.5M |
| Q4 25 | $39.9B | $21.1B | ||
| Q3 25 | $38.0B | $20.6B | ||
| Q2 25 | $37.7B | $20.2B | ||
| Q1 25 | $36.3B | $19.4B | ||
| Q4 24 | $35.9B | $18.7B | ||
| Q3 24 | $34.8B | $18.5B | ||
| Q2 24 | $34.4B | $18.0B | ||
| Q1 24 | $33.9B | $17.8B |
| Q4 25 | — | — | ||
| Q3 25 | — | — | ||
| Q2 25 | — | — | ||
| Q1 25 | — | — | ||
| Q4 24 | — | — | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — | ||
| Q1 24 | — | 679.18× |
Cash Flow & Capital Efficiency
How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.
| Metric | | |
|---|---|---|
| Operating Cash FlowLast quarter | $478.0M | $500.0M |
| Free Cash FlowOCF − Capex | — | $-16.2M |
| FCF MarginFCF / Revenue | — | -0.9% |
| Capex IntensityCapex / Revenue | — | 28.0% |
| Cash ConversionOCF / Net Profit | 1.65× | 5.37× |
| TTM Free Cash FlowTrailing 4 quarters | — | $-931.6M |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $478.0M | $500.0M | ||
| Q3 25 | $343.0M | $267.6M | ||
| Q2 25 | $414.0M | $375.1M | ||
| Q1 25 | $1.0B | $197.3M | ||
| Q4 24 | $403.0M | $431.6M | ||
| Q3 24 | $304.0M | $252.9M | ||
| Q2 24 | $707.0M | $382.2M | ||
| Q1 24 | $956.0M | $130.0M |
| Q4 25 | — | $-16.2M | ||
| Q3 25 | $-635.0M | $-256.3M | ||
| Q2 25 | $-470.0M | $-181.6M | ||
| Q1 25 | $112.0M | $-477.5M | ||
| Q4 24 | — | $-186.0M | ||
| Q3 24 | $-502.0M | $-143.2M | ||
| Q2 24 | $26.0M | $-14.6M | ||
| Q1 24 | $343.0M | $-251.1M |
| Q4 25 | — | -0.9% | ||
| Q3 25 | -32.2% | -14.6% | ||
| Q2 25 | -26.1% | -10.6% | ||
| Q1 25 | 4.7% | -30.0% | ||
| Q4 24 | — | -11.8% | ||
| Q3 24 | -29.3% | -9.2% | ||
| Q2 24 | 1.6% | -1.0% | ||
| Q1 24 | 16.0% | -17.0% |
| Q4 25 | — | 28.0% | ||
| Q3 25 | 49.5% | 29.9% | ||
| Q2 25 | 49.2% | 32.5% | ||
| Q1 25 | 37.0% | 42.4% | ||
| Q4 24 | — | 39.1% | ||
| Q3 24 | 47.1% | 25.4% | ||
| Q2 24 | 43.2% | 25.9% | ||
| Q1 24 | 28.6% | 25.8% |
| Q4 25 | 1.65× | 5.37× | ||
| Q3 25 | 1.24× | 3.10× | ||
| Q2 25 | 2.06× | — | ||
| Q1 25 | 3.29× | 12.15× | ||
| Q4 24 | 1.52× | 4.08× | ||
| Q3 24 | 1.20× | — | ||
| Q2 24 | 3.57× | 11.04× | ||
| Q1 24 | 3.33× | 1.69× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
CMS
| Electric Utility | $1.3B | 59% |
| Gas Utility | $803.0M | 38% |
| North Star Clean Energy | $77.0M | 4% |
IRM
| Storage Rental | $1.1B | 58% |
| Services | $781.9M | 42% |
