How does CSX (CSX) make money?

CSX (CSX) generates revenue primarily from Total Merchandise, which accounted for 64.6% of total revenue in TTM through Q1 2026. The company reported $14.15B in revenue and converted 21.6% of it into net profit, equivalent to roughly $3.05B in net income — what's left after the cost of revenue, operating expenses, interest, and income taxes.

What is the gross profit margin of CSX (CSX)?

CSX (CSX) reported a gross profit margin of 37.5% in TTM through Q1 2026, equivalent to $5.31B in gross profit on $14.15B in revenue. Gross margin measures how much of each dollar of revenue remains after the direct cost of producing or delivering the product — a higher figure typically signals pricing power, scale, or a less capital-intensive business model.

What is the operating profit margin of CSX (CSX)?

CSX (CSX) reported an operating profit margin of 33.4% in TTM through Q1 2026, equivalent to $4.73B in operating income. Operating margin captures profitability after research & development, sales & marketing, and general & administrative expenses — but before interest, taxes, and one-off items — and is the cleanest single read on the underlying business's efficiency.

What is the net profit margin of CSX (CSX)?

CSX (CSX) reported a net profit margin of 21.6% in TTM through Q1 2026, equivalent to $3.05B in net income. Net margin is the bottom-line share of revenue that survives every expense — operating costs, interest, and income taxes — and is the figure that flows directly into earnings per share.

Is CSX (CSX) profitable?

Yes. CSX (CSX) reported $3.05B in net income for TTM through Q1 2026, with a net profit margin of 21.6%. The company earned more from its operations than it paid out in costs, interest, and income taxes, leaving positive earnings on the bottom line.

How much does CSX (CSX) spend on capital expenditures?

CSX (CSX) spent $501.00M on capital expenditures (CapEx) during TTM through Q1 2026, roughly 3.5% of total revenue. CapEx represents long-lived investment in property, equipment, data centres, and other physical infrastructure, and is subtracted from operating cash flow to arrive at free cash flow.

How much free cash flow does CSX (CSX) generate?

CSX (CSX) generated $4.13B in free cash flow during TTM through Q1 2026, a free-cash-flow margin of 29.2%. Free cash flow is the cash left after capital expenditures and represents the discretionary pool the company can use to pay dividends, repurchase shares, repay debt, or fund acquisitions without raising external capital.

What is the effective tax rate of CSX (CSX)?

CSX (CSX) had an effective tax rate of 23.3% in TTM through Q1 2026. The effective rate is the actual share of pre-tax income paid as income taxes and can differ materially from the statutory rate due to foreign earnings mix, tax credits (such as R&D), share-based compensation deductions, and one-off discrete items.

What are the main business segments of CSX (CSX)?

CSX (CSX) reports revenue across 4 reportable product segments, led by Total Merchandise at 64.6% of total revenue in TTM through Q1 2026. See the revenue-by-segment table on this page for the full breakdown and how each segment feeds into the income-statement waterfall above.

How CSX Makes Money: 2026 Visual Revenue Map

CSX (CSX) Income Statement Flow — TTM through Q1 2026

Calculated from the four most recent reported quarters, ending March 31, 2026 (reported April 22, 2026).

CSX discloses geographic revenue only in annual filings. to view the full breakdown.

CSX (CSX) Revenue by Product Segment — TTM through Q1 2026

Aggregated from the four quarterly disclosures behind this TTM. Minor differences vs the company's annual filing can occur if reported segments changed mid-year.

Revenue contribution by product segment for CSX (CSX) in TTM through Q1 2026.
Segment	Revenue (USD)	% of total
Total Merchandise	$9.14B	64.6%
Intermodal	$2.20B	15.5%
Coal Services	$1.96B	13.9%
Trucking	$844.47M	6%
Total	$14.15B	100%

Total Merchandise$9.14B
Intermodal$2.20B
Coal Services$1.96B
Trucking$844.47M
Total$14.15B

Revenue Breakdown — TTM through Q1 2026

In TTM through Q1 2026, CSX (CSX) reports revenue across 4 operating segments; the largest segment was Total Merchandise at 64.6%, followed by Intermodal (15.5%) and Coal Services (13.9%).

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