CSX Corporation (CSX): financials, SEC filings and peers
CSX Corporation (CSX) is a rail transportation company in the Industrials sector of the S&P 500, headquartered in Jacksonville, Florida.
It was founded in 1980 and joined the S&P 500 on March 4, 1957.
Its fiscal year ends in December, and its shares trade on the Nasdaq.
In its SEC filings it is classified as “Railroads, Line-Haul Operating”.
CSX Corporation at a glance
- Revenue (12 months)
- $14.9B
- Revenue growth
- +5.8%
- Operating margin
- 36.4%
- Net income (12 months)
- $3.6B
- Free cash flow (12 months)
- $3.2B
- Cash
- $1.2B
- Debt
- $18.8B
- Diluted EPS (12 months)
- $1.92
Twelve months to September 30, 2026, from the 10-Q filed October 21, 2026.
Latest twelve months
Over the twelve months to September 30, 2026, CSX Corporation reported revenue of $14.9 billion, about the same as a year earlier (+5.8%).
Its operating margin was 36.4%, up 4.4 percentage points from a year earlier: for every $100 of sales, about $36 was left as operating profit.
Net income was $3.6 billion (24.0% of revenue), 23.4% higher than a year earlier.
Operating cash flow was $5.6 billion and capital spending $2.4 billion, leaving free cash flow of $3.2 billion (21.5% of revenue). Capital spending equal to 16% of revenue is high; the company is investing heavily.
At the end of the period it held $1.2 billion in cash and $18.8 billion in debt, a net debt position of $17.6 billion.
Five-year trend
- Revenue went from $10.6 billion in fiscal 2020 to $14.1 billion in fiscal 2025, about 5.9% a year.
- Operating margin narrowed from 41.2% to 32.1% over the same years.
- Free cash flow was positive in each of the last 6 fiscal years.
| Fiscal year | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|
| Revenue | $12.5B | $14.9B | $14.7B | $14.5B | $14.1B |
| Revenue growth | 18.3% | 18.6% | -1.3% | -0.8% | -3.1% |
| Operating margin | 44.7% | 40.1% | 37.5% | 36.1% | 32.1% |
| Net income | $3.8B | $4.1B | $3.7B | $3.5B | $2.9B |
| Free cash flow | $3.3B | $3.4B | $3.3B | $2.7B | $1.7B |
| Diluted EPS | $1.68 | $1.92 | $1.82 | $1.79 | $1.54 |
Fiscal years as reported in CSX Corporation’s 10-K filings. Free cash flow is operating cash flow minus capital spending.
Recent SEC filings
- 10-Q filed October 21, 2026 — quarterly report
- 8-K filed October 21, 2026 — Earnings results
- 8-K filed October 13, 2026 — Executive or director change; Regulation FD disclosure
- 10-Q filed July 22, 2026 — quarterly report
- 8-K filed July 22, 2026 — Earnings results
- 8-K filed May 14, 2026 — Executive or director change; Shareholder vote results
- 10-Q filed April 22, 2026 — quarterly report
- 8-K filed April 22, 2026 — Earnings results
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Questions about CSX Corporation
Is CSX Corporation's revenue growing?
Yes. Revenue for the twelve months to September 30, 2026 was $14.9 billion, up 5.8% from a year earlier, according to its SEC filings.
Is CSX Corporation profitable?
Yes. It earned $3.6 billion in net income over the twelve months to September 30, 2026, a net margin of 24.0%.
Does CSX Corporation have more cash or more debt?
At September 30, 2026 it had $1.2 billion in cash and $18.8 billion in debt, so more debt than cash.
When did CSX Corporation last file financial results?
Its latest quarterly report (10-Q) was filed with the SEC on October 21, 2026.
Which companies are similar to CSX Corporation?
In the S&P 500, CSX Corporation is grouped in Rail Transportation within the Industrials sector. Norfolk Southern (NSC), Union Pacific Corporation (UNP) are in the same group.
Understand the numbers
Source: CSX Corporation’s filings with the U.S. Securities and Exchange Commission (EDGAR), retrieved November 11, 2026. Figures are as reported by the company and may be restated. This page is for information only and is not financial advice.