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Side-by-side financial comparison of CSX Corporation (CSX) and Unum Group (UNM). Click either name above to swap in a different company.
CSX Corporation is the larger business by last-quarter revenue ($3.5B vs $3.4B, roughly 1.0× Unum Group). CSX Corporation runs the higher net margin — 23.2% vs 6.9%, a 16.3% gap on every dollar of revenue. On growth, Unum Group posted the faster year-over-year revenue change (8.5% vs 1.7%). Over the past eight quarters, Unum Group's revenue compounded faster (1.9% CAGR vs -3.0%).
CSX Transportation, known colloquially as simply CSX, is a Class I freight railroad company operating in the Eastern United States and the Canadian provinces of Ontario and Quebec. Operating about 21,000 route miles (34,000 km) of track, it is the leading subsidiary of CSX Corporation, a Fortune 500 company headquartered in Jacksonville, Florida.
Unum Group is an American insurance company headquartered in Chattanooga, Tennessee. Founded as Union Mutual in 1848 and known as UnumProvident from 1999–2007, the company is part of the Fortune 500. Unum Group was created by the 1999 merger of Unum Corporation and The Provident Companies and comprises four distinct businesses – Unum US, Unum UK, Unum Poland and Colonial Life. Its underwriting insurers include The Paul Revere Life Insurance Company and Provident Life and Accident Insurance Co...
CSX vs UNM — Head-to-Head
Income Statement — Q1 FY2026 vs Q1 FY2026
| Metric | | |
|---|---|---|
| Revenue | $3.5B | $3.4B |
| Net Profit | $807.0M | $232.0M |
| Gross Margin | — | — |
| Operating Margin | 29.9% | — |
| Net Margin | 23.2% | 6.9% |
| Revenue YoY | 1.7% | 8.5% |
| Net Profit YoY | 401.2% | 22.7% |
| EPS (diluted) | — | — |
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.
| Q1 26 | $3.5B | $3.4B | ||
| Q4 25 | $3.5B | $3.2B | ||
| Q3 25 | $3.6B | $3.4B | ||
| Q2 25 | $3.6B | $3.4B | ||
| Q1 25 | $3.4B | $3.1B | ||
| Q4 24 | $3.5B | $3.2B | ||
| Q3 24 | $3.6B | $3.2B | ||
| Q2 24 | $3.7B | $3.2B |
| Q1 26 | $807.0M | $232.0M | ||
| Q4 25 | $720.0M | $174.1M | ||
| Q3 25 | $694.0M | $39.7M | ||
| Q2 25 | $829.0M | $335.6M | ||
| Q1 25 | $646.0M | $189.1M | ||
| Q4 24 | $720.0M | $348.7M | ||
| Q3 24 | $894.0M | $645.7M | ||
| Q2 24 | $963.0M | $389.5M |
| Q1 26 | 29.9% | — | ||
| Q4 25 | 31.6% | 6.7% | ||
| Q3 25 | 30.3% | 1.6% | ||
| Q2 25 | 35.9% | 12.4% | ||
| Q1 25 | 30.4% | 7.9% | ||
| Q4 24 | 30.8% | 13.8% | ||
| Q3 24 | 37.4% | 15.6% | ||
| Q2 24 | 39.1% | 15.3% |
| Q1 26 | 23.2% | 6.9% | ||
| Q4 25 | 20.5% | 5.4% | ||
| Q3 25 | 19.3% | 1.2% | ||
| Q2 25 | 23.2% | 10.0% | ||
| Q1 25 | 18.9% | 6.1% | ||
| Q4 24 | 20.3% | 10.8% | ||
| Q3 24 | 24.7% | 20.1% | ||
| Q2 24 | 26.0% | 12.0% |
| Q1 26 | — | — | ||
| Q4 25 | $0.39 | $1.06 | ||
| Q3 25 | $0.37 | $0.23 | ||
| Q2 25 | $0.44 | $1.92 | ||
| Q1 25 | $0.34 | $1.06 | ||
| Q4 24 | $0.38 | $1.91 | ||
| Q3 24 | $0.46 | $3.46 | ||
| Q2 24 | $0.49 | $2.05 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $1.1B | $2.1M |
| Total DebtLower is stronger | $18.9B | $3.8M |
| Stockholders' EquityBook value | $13.6B | $10.9M |
| Total Assets | $44.2B | $62.7M |
| Debt / EquityLower = less leverage | 1.39× | 0.35× |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | $1.1B | $2.1M | ||
| Q4 25 | $5.0M | — | ||
| Q3 25 | $6.0M | — | ||
| Q2 25 | $6.0M | — | ||
| Q1 25 | $8.0M | — | ||
| Q4 24 | $72.0M | — | ||
| Q3 24 | $12.0M | — | ||
| Q2 24 | $4.0M | — |
| Q1 26 | $18.9B | $3.8M | ||
| Q4 25 | $18.2B | $3.8B | ||
| Q3 25 | $18.6B | $3.5B | ||
| Q2 25 | $18.6B | $3.5B | ||
| Q1 25 | $18.5B | $3.5B | ||
| Q4 24 | $17.9B | $3.5B | ||
| Q3 24 | $18.5B | $3.5B | ||
| Q2 24 | $18.0B | $3.5B |
| Q1 26 | $13.6B | $10.9M | ||
| Q4 25 | $13.2B | $11.1B | ||
| Q3 25 | $12.8B | $10.9B | ||
| Q2 25 | $12.4B | $11.3B | ||
| Q1 25 | $12.2B | $11.2B | ||
| Q4 24 | $12.5B | $11.0B | ||
| Q3 24 | $12.9B | $11.0B | ||
| Q2 24 | $12.6B | $10.5B |
| Q1 26 | $44.2B | $62.7M | ||
| Q4 25 | $43.7B | $63.5B | ||
| Q3 25 | $43.3B | $63.7B | ||
| Q2 25 | $42.9B | $62.8B | ||
| Q1 25 | $43.2B | $62.5B | ||
| Q4 24 | $42.8B | $62.0B | ||
| Q3 24 | $43.1B | $64.1B | ||
| Q2 24 | $42.4B | $62.0B |
| Q1 26 | 1.39× | 0.35× | ||
| Q4 25 | 1.38× | 0.34× | ||
| Q3 25 | 1.45× | 0.32× | ||
| Q2 25 | 1.50× | 0.31× | ||
| Q1 25 | 1.52× | 0.31× | ||
| Q4 24 | 1.43× | 0.32× | ||
| Q3 24 | 1.43× | 0.32× | ||
| Q2 24 | 1.42× | 0.33× |
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 | $1.3B | — |
| Free Cash FlowOCF − Capex | $793.0M | — |
| FCF MarginFCF / Revenue | 22.8% | — |
| Capex IntensityCapex / Revenue | — | — |
| Cash ConversionOCF / Net Profit | 1.58× | — |
| TTM Free Cash FlowTrailing 4 quarters | $2.0B | — |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | $1.3B | — | ||
| Q4 25 | $1.4B | $357.9M | ||
| Q3 25 | $1.3B | $-371.8M | ||
| Q2 25 | $635.0M | $348.0M | ||
| Q1 25 | $1.3B | $353.6M | ||
| Q4 24 | $1.4B | $485.8M | ||
| Q3 24 | $1.7B | $390.0M | ||
| Q2 24 | $1.1B | $339.1M |
| Q1 26 | $793.0M | — | ||
| Q4 25 | $709.0M | $320.1M | ||
| Q3 25 | $607.0M | $-402.6M | ||
| Q2 25 | $-141.0M | $320.1M | ||
| Q1 25 | $536.0M | $317.8M | ||
| Q4 24 | $550.0M | $453.8M | ||
| Q3 24 | $1.1B | $352.3M | ||
| Q2 24 | $547.0M | $311.4M |
| Q1 26 | 22.8% | — | ||
| Q4 25 | 20.2% | 9.9% | ||
| Q3 25 | 16.9% | -11.9% | ||
| Q2 25 | -3.9% | 9.5% | ||
| Q1 25 | 15.7% | 10.3% | ||
| Q4 24 | 15.5% | 14.0% | ||
| Q3 24 | 29.3% | 11.0% | ||
| Q2 24 | 14.8% | 9.6% |
| Q1 26 | — | — | ||
| Q4 25 | 19.3% | 1.2% | ||
| Q3 25 | 20.4% | 0.9% | ||
| Q2 25 | 21.7% | 0.8% | ||
| Q1 25 | 21.0% | 1.2% | ||
| Q4 24 | 23.7% | 1.0% | ||
| Q3 24 | 17.3% | 1.2% | ||
| Q2 24 | 14.6% | 0.9% |
| Q1 26 | 1.58× | — | ||
| Q4 25 | 1.93× | 2.06× | ||
| Q3 25 | 1.93× | -9.37× | ||
| Q2 25 | 0.77× | 1.04× | ||
| Q1 25 | 1.94× | 1.87× | ||
| Q4 24 | 1.93× | 1.39× | ||
| Q3 24 | 1.89× | 0.60× | ||
| Q2 24 | 1.13× | 0.87× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
CSX
Segment breakdown not available.
UNM
| Premium Income | $2.8B | 83% |
| Other | $561.2M | 17% |
